{"id":22172,"date":"2024-01-12T21:25:02","date_gmt":"2024-01-12T21:25:02","guid":{"rendered":"https:\/\/www.trccompanies.com\/insights\/defis-associes-au-transport-atmospherique-des-spfa\/"},"modified":"2024-11-27T14:25:23","modified_gmt":"2024-11-27T14:25:23","slug":"defis-associes-au-transport-atmospherique-des-spfa","status":"publish","type":"news-and-insights","link":"https:\/\/www.trccompanies.com\/fr\/insights\/defis-associes-au-transport-atmospherique-des-spfa\/","title":{"rendered":"D\u00e9fis associ\u00e9s au transport atmosph\u00e9rique des SPFA"},"content":{"rendered":"<!-- Start Block: acf\/wysiwyg -->\n\n<section class=\"wysiwyg section-padding bg-white\">\n    <div class=\"container-fluid\">\n        \n        <div class=\"row\">\n                        <div class=\"col-lg-12\">\n                                                                                    <div class=\"option-links\">\n                            <ul>\n                                                                                                        <li>\n                                        <a href=\"https:\/\/www.trccompanies.com\/services\/remediation-and-materials-management\/pfas-and-emerging-contaminants\/\" \n                                        target=\"_self\">\n                                        SPFA et contaminants \u00e9mergents                                        <\/a>\n                                    <\/li>\n                                                                                                                                            <li>\n                                        <a href=\"https:\/\/www.trccompanies.com\/services\/\" \n                                        target=\"_self\">\n                                        Voir tous les services                                        <\/a>\n                                    <\/li>\n                                                                                                <\/ul>\n                        <\/div>\n                                            \n                                                <\/div>\n\n                            <div class=\"col-lg-12 js-animated-content animated-content\">\n                    <p>Les substances perfluoroalkyliques et polyfluoroalkyliques (SPFA) sont une famille g\u00e9n\u00e9rique de produits chimiques de consommation r\u00e9sistants \u00e0 la chaleur, \u00e0 la graisse, aux taches et \u00e0 l\u2019eau. Dans certaines conditions (p. ex. les \u00e9missions industrielles des chemin\u00e9es, la suppression des incendies, l\u2019incin\u00e9ration ou la combustion), les SPFA sont \u00e9mis dans l\u2019atmosph\u00e8re et peuvent \u00eatre transport\u00e9s \u00e0 l\u2019\u00e9chelle mondiale, comme le montre <strong>la figure 1<\/strong>. <\/p>\n<p>Il existe divers d\u00e9fis li\u00e9s \u00e0 la quantification des SPFA en suspension dans l\u2019air, y compris l\u2019identification des sources d\u2019\u00e9missions, l\u2019ex\u00e9cution ad\u00e9quate de m\u00e9thodes d\u2019essai complexes de SPFA tout en \u00e9vitant la contamination, ainsi que la compr\u00e9hension de la transformation atmosph\u00e9rique et des d\u00e9p\u00f4ts. Discutons bri\u00e8vement de la fa\u00e7on d\u2019\u00e9valuer les \u00e9missions atmosph\u00e9riques en tant que pr\u00e9occupation potentielle pour la sant\u00e9. <\/p>\n<p><a class=\"btn btn-primary\" href=\"https:\/\/www.trccompanies.com\/fr\/contactez-nous-renseignements-generaux\/\">Contactez-nous<\/a><\/p>\n                <\/div>\n                                <\/div>\n\n            <\/div>\n<\/section>\n<!-- End Block: acf\/wysiwyg --><!-- Start Block: acf\/wysiwyg -->\n\n<section class=\"wysiwyg section-padding bg-blanc-brouillard\">\n    <div class=\"container-fluid\">\n        \n        <div class=\"row\">\n                        <div class=\"col-lg-12\">\n                                                                                \n                                                <\/div>\n\n                            <div class=\"col-lg-12 js-animated-content animated-content\">\n                    <h2><img decoding=\"async\" class=\"wp-image-12574 size-full alignright\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/01\/PFAS_in_air_graphic.jpg\" alt=\"Illustration du cycle de l\u2019eau montrant comment les \u00e9missions et transport\u00e9s par l\u2019air, avec des particules et des vapeurs&nbsp;: Les particules sont domin\u00e9es par des compos\u00e9s PFAS tels que les PFAAS anioniques. L\u2019APFO se dorme en particules plus petites, le SPFO se dorbe en particules plus grosses. Les vapeurs sont domin\u00e9es par des FTOHs neutres. Les vapeurs de FTOH sont pr\u00e9sentes dans l\u2019air au-dessus des zones urbaines, des oc\u00e9ans ouverts et des zones \u00e9loign\u00e9es. Les \u00e9l\u00e9ments cl\u00e9s du processus sont les suivants&nbsp;: d\u00e9p\u00f4t atmosph\u00e9rique, diffusion \/ dispersion \/ advection, infiltration, transformation des pr\u00e9curseurs (abiotiques \/ biotiques).\" width=\"1024\" height=\"467\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/01\/PFAS_in_air_graphic.jpg 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/01\/PFAS_in_air_graphic-300x137.jpg 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/01\/PFAS_in_air_graphic-768x350.jpg 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/01\/PFAS_in_air_graphic-1000x456.jpg 1000w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/01\/PFAS_in_air_graphic-700x319.jpg 700w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>Identification de la source d\u2019\u00e9missions<\/h2>\n<p>L\u2019\u00e9tendue du devenir atmosph\u00e9rique et du transport d\u00e9pend des facteurs li\u00e9s \u00e0 la source et \u00e0 la topographie des \u00e9missions de SPFA, notamment :<\/p>\n<ul>\n<li><strong>Quelle est la hauteur de la source d\u2019\u00e9mission&nbsp;?<\/strong>  S\u2019agit-il d\u2019un syst\u00e8me d\u2019extinction d\u2019incendie au niveau du sol ou d\u2019une chemin\u00e9e industrielle \u00e0 des centaines de pieds au-dessus du sol&nbsp;?<\/li>\n<li><strong>Quelle est la temp\u00e9rature de la source d\u2019\u00e9mission&nbsp;?<\/strong>  Les proc\u00e9d\u00e9s de fabrication qui font cuire les SPFA sur les produits de consommation entra\u00eenent des \u00e9missions plus chaudes qui auront tendance \u00e0 augmenter dans l\u2019atmosph\u00e8re par rapport au syst\u00e8me d\u2019extinction d\u2019incendie au niveau du sol.<\/li>\n<li><strong>Quels types de SPFA sont \u00e9mis dans l\u2019atmosph\u00e8re&nbsp;?<\/strong> Les vapeurs de SPFA sont principalement des <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/27112727\/\" target=\"_blank\" rel=\"noopener\">alcools fluorom\u00e8res neutres (FTOHs),<\/a> qui ont tendance \u00e0 constituer la plupart des SPFA pr\u00e9sents dans l\u2019atmosph\u00e8re au-dessus des zones urbaines, des oc\u00e9ans ouverts et <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/26052844\/\" target=\"_blank\" rel=\"noopener\">des r\u00e9gions \u00e9loign\u00e9es<\/a>. Des particules de SPFA sont \u00e9galement \u00e9mises dans l\u2019atmosph\u00e8re (p. ex. l\u2019acide perfluorooctano\u00efque (APFO) sorbe \u00e0 de plus petites particules&nbsp;; l\u2019acide perfluorooctane sulfonique (SPFO) se dorbe en particules plus grosses)&nbsp;; cependant, ils constituent une portion beaucoup plus petite des SPFA atmosph\u00e9riques. <\/li>\n<li><strong>Quel type de topographie se trouve pr\u00e8s de la source d\u2019\u00e9mission&nbsp;?<\/strong>  Les SPFA ont tendance \u00e0 se d\u00e9placer plus loin l\u00e0 o\u00f9 la topographie est plate (pas de collines ou de montagnes pour causer des d\u00e9p\u00f4ts de SPFA).<\/li>\n<\/ul>\n<p><strong>Figure 1 : Mod\u00e8le conceptuel de site des SPFA pour les sources d\u2019\u00e9missions industrielles.<\/strong><\/p>\n<p><em>Source : Lignes directrices sur les SPFA de l\u2019ITRC de juin 2022, \u00a7 9 : \u00c9valuation des risques pour le site, figure 9-2. Cr\u00e9dit&nbsp;: L Trozzolo, TRC <\/em><\/p>\n                <\/div>\n                                <\/div>\n\n            <\/div>\n<\/section>\n<!-- End Block: acf\/wysiwyg --><!-- Start Block: acf\/innerpage-tabbed-half-text-image -->\n<section class=\"tab-slider tab-slider-box-content\">\n    <div class=\"container-fluid\">\n        <div class=\"tab-slider-box-content--wrap\">\n\n            \n            <div class=\"js-tab-slider-nav fx-slider\">\n                                <div class=\"tab-slider-nav-item fx-slide\">Transformation atmosph\u00e9rique des SPFA<\/div>\n                                <div class=\"tab-slider-nav-item fx-slide\">D\u00e9p\u00f4ts atmosph\u00e9riques \u2013 Ce qui monte, doit descendre<\/div>\n                                <div class=\"tab-slider-nav-item fx-slide\">R\u00e9glementation des \u00e9missions atmosph\u00e9riques<\/div>\n                            <\/div>\n            <div class=\"js-tab-slider-for fx-slider\">\n                                <div class=\"tab-slider-for-item fx-slide\">\n                    <div class=\"tab-text-image\">\n                        <div class=\"tab-text-image__text\">\n                            <h2>Transformation atmosph\u00e9rique des SPFA<\/h2>\n                            <p>Dans l\u2019atmosph\u00e8re, la transformation du FTOH neutre en acides carboxyliques perfluoroalkyliques (APFC) et en acides perfluorosulfoniques (SPFA), tels que l\u2019APFO, l\u2019acide perfluorononano\u00efque (PFNA) et le SPFO se produit par exposition au soleil et \u00e0 l\u2019oxyg\u00e8ne, qui peut avoir lieu pendant des jours ou des semaines. Le long <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/12967100\/\" target=\"_blank\" rel=\"noopener\">temps de s\u00e9jour atmosph\u00e9rique de FTOH permet le<\/a> transport \u00e0 longue distance (LRT) de FTOH et de ses produits transform\u00e9s vers <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/16509330\/\" target=\"_blank\" rel=\"noopener\">des r\u00e9gions \u00e9loign\u00e9es<\/a>, y compris l\u2019Arctique et l\u2019Antarctique. <\/p>\n                        <\/div>\n                        <div class=\"tab-text-image__image\">\n                            <img decoding=\"async\" width=\"2121\" height=\"1414\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1350349485.jpg\" class=\"object-fit\" alt=\"GettyImages-1350349485\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1350349485.jpg 2121w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1350349485-300x200.jpg 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1350349485-1024x683.jpg 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1350349485-768x512.jpg 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1350349485-1536x1024.jpg 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1350349485-2048x1365.jpg 2048w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1350349485-900x600.jpg 900w\" sizes=\"(max-width: 2121px) 100vw, 2121px\" \/>                        <\/div>\n                    <\/div>\n                <\/div>\n                                <div class=\"tab-slider-for-item fx-slide\">\n                    <div class=\"tab-text-image\">\n                        <div class=\"tab-text-image__text\">\n                            <h2>D\u00e9p\u00f4ts atmosph\u00e9riques \u2013 Ce qui monte, doit descendre<\/h2>\n                            <p>Les d\u00e9p\u00f4ts de SPFA se produisent soit par <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/20185217\/\" target=\"_blank\" rel=\"noopener\">d\u00e9p\u00f4t humide<\/a> par pr\u00e9cipitation, soit par d\u00e9p\u00f4t sec. Les d\u00e9p\u00f4ts se produisent sur une p\u00e9riode de quelques jours (pour les particules) \u00e0 quelques semaines (pour les vapeurs). <\/p>\n                        <\/div>\n                        <div class=\"tab-text-image__image\">\n                            <img decoding=\"async\" width=\"2122\" height=\"1412\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1169156089.jpg\" class=\"object-fit\" alt=\"GettyImages-1169156089\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1169156089.jpg 2122w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1169156089-300x200.jpg 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1169156089-1024x681.jpg 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1169156089-768x511.jpg 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1169156089-1536x1022.jpg 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1169156089-2048x1363.jpg 2048w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1169156089-902x600.jpg 902w\" sizes=\"(max-width: 2122px) 100vw, 2122px\" \/>                        <\/div>\n                    <\/div>\n                <\/div>\n                                <div class=\"tab-slider-for-item fx-slide\">\n                    <div class=\"tab-text-image\">\n                        <div class=\"tab-text-image__text\">\n                            <h2>R\u00e9glementation des \u00e9missions atmosph\u00e9riques<\/h2>\n                            <p>Maintenant que nous comprenons le devenir atmosph\u00e9rique et le transport des SPFA, comment les \u00e9missions atmosph\u00e9riques sont-ils actuellement r\u00e9glement\u00e9es&nbsp;?<\/p>\n<ul>\n<li><strong>Novembre 30, 2023&nbsp;:<\/strong> Les 189 SPFA actuellement inscrites ne sont plus admissibles \u00e0 une exemption de minimis li\u00e9e \u00e0 la d\u00e9claration de l\u2019inventaire des rejets toxiques (TRI).<\/li>\n<li><strong>Ao\u00fbt 2023 :<\/strong> La proposition <a href=\"https:\/\/www.federalregister.gov\/documents\/2023\/08\/09\/2023-16158\/revisions-to-the-air-emissions-reporting-requirements\" target=\"_blank\" rel=\"noopener\"><em>du Federal Register<\/em><\/a> pr\u00e9voit de mettre \u00e0 jour les exigences de d\u00e9claration des \u00e9missions atmosph\u00e9riques (AERR) afin de rendre obligatoire la collecte de certaines donn\u00e9es suppl\u00e9mentaires sur les \u00e9missions essentielles \u00e0 la r\u00e9alisation d\u2019analyses li\u00e9es \u00e0 la qualit\u00e9 de l\u2019air, \u00e0 l\u2019\u00e9valuation des risques et \u00e0 diverses activit\u00e9s r\u00e9glementaires et non r\u00e9glementaires.<\/li>\n<\/ul>\n<p>L\u2019Agence de protection de l\u2019environnement (EPA) est en train de classer les SPFA comme des polluants atmosph\u00e9riques dangereux (HAPs) par le biais de la Loi sur la protection de 2022. Ce projet de loi de la Chambre des repr\u00e9sentants oblige l\u2019EPA \u00e0 d\u00e9signer toutes les SPFA comme DES HAP en vertu de la Loi sur la qualit\u00e9 de l\u2019air. <\/p>\n                        <\/div>\n                        <div class=\"tab-text-image__image\">\n                            <img decoding=\"async\" width=\"2121\" height=\"1413\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-1359747893.jpg\" class=\"object-fit\" alt=\"GettyImages-1359747893\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-1359747893.jpg 2121w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-1359747893-300x200.jpg 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-1359747893-1024x682.jpg 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-1359747893-768x512.jpg 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-1359747893-1536x1023.jpg 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-1359747893-2048x1364.jpg 2048w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-1359747893-901x600.jpg 901w\" sizes=\"(max-width: 2121px) 100vw, 2121px\" \/>                        <\/div>\n                    <\/div>\n                <\/div>\n                            <\/div>\n        <\/div>            \n    <\/div>\n<\/section>\n<!-- End Block: acf\/innerpage-tabbed-half-text-image --><!-- Start Block: acf\/wysiwyg -->\n\n<section class=\"wysiwyg section-padding bg-gradient de lumi\u00e8re\">\n    <div class=\"container-fluid\">\n        \n        <div class=\"row\">\n                        <div class=\"col-lg-12\">\n                                                                                \n                                                <\/div>\n\n                            <div class=\"col-lg-12 js-animated-content animated-content\">\n                    <h2 style=\"text-align: center;\">\u00c9volution des m\u00e9thodes d\u2019\u00e9chantillonnage et d\u2019analyse des \u00e9missions atmosph\u00e9riques de SPFA (chemin\u00e9es)<\/h2>\n<p style=\"text-align: center;\">Les \u00e9missions atmosph\u00e9riques sont \u00e9chantillonn\u00e9es et analys\u00e9es \u00e0 l\u2019aide d\u2019autres m\u00e9thodes d\u2019essai ( Document\u00e9 pour la premi\u00e8re fois en 2021 (USEPA, 2021), <a href=\"https:\/\/cfpub.epa.gov\/si\/si_public_record_report.cfm?Lab=CEMM&amp;dirEntryId=351328&amp;fed_org_id=111\" target=\"_blank\" rel=\"noopener\">l\u2019OTM-45<\/a> est la premi\u00e8re m\u00e9thode d\u2019essai d\u2019\u00e9missions atmosph\u00e9riques de SPFA pour les \u00e9missions atmosph\u00e9riques de sources fixes. Cette m\u00e9thode permet d\u2019analyser 50 compos\u00e9s semi-volatils et non volatils dans des milieux gazeux et li\u00e9s aux particules. \u00c0 l\u2019heure actuelle, l\u2019OTM-45 ne peut pas mesurer les SPFA non polaires&nbsp;; cependant, des modifications de m\u00e9thode pour capturer des esp\u00e8ces non polaires sont en cours. L\u2019OTM-50 est actuellement en cours de d\u00e9veloppement pour les compos\u00e9s volatils non polaires de SPFA utilisant des bidons d\u2019air entier, et l\u2019OTM-55 est en cours d\u2019\u00e9laboration pour les compos\u00e9s de SPFA non polaires, semi-volatils et non volatils, y compris les FTOH et les produits de combustion ou de destruction incompl\u00e8te (PICs ou PIDs).    <\/p>\n<p style=\"text-align: center;\"><div id=\"footable_parent_12607\"\n         class=\" footable_parent ninja_table_wrapper loading_ninja_table wp_table_data_press_parent semantic_ui \">\n                <table data-ninja_table_instance=\"ninja_table_instance_0\" data-footable_id=\"12607\" data-filter-delay=\"1000\" aria-label=\"PFAS Air Other Test Methods\"            id=\"footable_12607\"\n           data-unique_identifier=\"ninja_table_unique_id_591525143_12607\"\n           class=\" foo-table ninja_footable foo_table_12607 ninja_table_unique_id_591525143_12607 ui table  nt_type_ajax_table selectable striped vertical_centered  footable-paging-right\">\n                <colgroup>\n                            <col class=\"ninja_column_0 \">\n                            <col class=\"ninja_column_1 \">\n                            <col class=\"ninja_column_2 \">\n                            <col class=\"ninja_column_3 \">\n                            <col class=\"ninja_column_4 \">\n                            <col class=\"ninja_column_5 \">\n                            <col class=\"ninja_column_6 \">\n                    <\/colgroup>\n            <\/table>\n    \n    \n    \n<\/div>\n<\/p>\n<p style=\"text-align: center;\">L\u2019OTM-45 n\u2019est pas soumis \u00e0 l\u2019\u00e9laboration de r\u00e8gles f\u00e9d\u00e9rales, mais est examin\u00e9 par l\u2019EPA et v\u00e9rifi\u00e9 par l\u2019EPA, ce qui fournit aux organismes de r\u00e9glementation et au public une m\u00e9thode d\u2019analyse fiable pour le moment. L\u2019EPA a annonc\u00e9 que les r\u00e9visions se poursuivront pour toutes les MTO, ce qui garantira que les m\u00e9thodes d\u2019\u00e9chantillonnage et d\u2019analyse des \u00e9missions atmosph\u00e9riques de SPFA s\u2019am\u00e9lioreront et \u00e9volueront. <\/p>\n                <\/div>\n                                <\/div>\n\n            <\/div>\n<\/section>\n<!-- End Block: acf\/wysiwyg --><!-- Start Block: acf\/innerpage-half-text-half-image -->\n\n<section class=\"half-and-half flex-row section-padding image-block-left bg-white text-column-one image-size-cover\">\n    <div class=\"half-and-half-image\">\n        <div class=\"half-and-half-image__wrap\">\n                                                <img decoding=\"async\" width=\"1024\" height=\"540\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2022\/08\/GettyImages-1490475861-1024x540.jpg\" class=\"object-fit\" alt=\"GettyImages-1490475861\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2022\/08\/GettyImages-1490475861-1024x540.jpg 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2022\/08\/GettyImages-1490475861-300x158.jpg 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2022\/08\/GettyImages-1490475861-768x405.jpg 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2022\/08\/GettyImages-1490475861-1536x810.jpg 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2022\/08\/GettyImages-1490475861-2048x1080.jpg 2048w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2022\/08\/GettyImages-1490475861-1138x600.jpg 1138w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>                                    <\/div>\n    <\/div>\n    \n    <div class=\"half-and-half-text\">\n        <div class=\"half-and-half-text__wrapper js-animated-content animated-content\">\n                                        <h2>Prochaines \u00e9tapes<\/h2>\n<p>La pr\u00e9sence de SPFA dans l\u2019air pose de multiples d\u00e9fis en ce qui concerne l\u2019identification des sources, les m\u00e9thodes d\u2019analyse et la fa\u00e7on de g\u00e9rer les \u00e9missions atmosph\u00e9riques en tant que pr\u00e9occupation potentielle pour la sant\u00e9. Ces d\u00e9fis mettent en \u00e9vidence la n\u00e9cessit\u00e9 d\u2019obtenir des directives atmosph\u00e9riques fond\u00e9es sur les risques, d\u2019\u00e9tablir les niveaux de d\u00e9pistage dans l\u2019air et les renseignements sur la toxicit\u00e9 par inhalation (les valeurs de toxicit\u00e9 par inhalation ne sont actuellement pas disponibles). Bien que l\u2019introduction de l\u2019autre m\u00e9thode d\u2019essai (OTM-45) marque une \u00e9tape cruciale dans la quantification des \u00e9missions atmosph\u00e9riques de SPFA pour les SPFA polaires, les modifications en cours et le d\u00e9veloppement de l\u2019OTM-50 et de l\u2019OTM-55 \u00e9tendront l\u2019analyse de l\u2019air et des \u00e9missions aux SPFA non polaires.  <\/p>\n<p>Un jour prochain, nous serons en mesure de quantifier les pr\u00e9occupations sanitaires et \u00e9cologiques associ\u00e9es aux \u00e9missions atmosph\u00e9riques et au transport atmosph\u00e9rique des SPFA. Avec plus de 200 professionnels de la gestion de la qualit\u00e9 de l\u2019air op\u00e9rant \u00e0 partir d\u2019un r\u00e9seau de plus de 30 bureaux, TRC est en mesure de r\u00e9pondre \u00e0 vos besoins en mati\u00e8re de mesure et de d\u00e9claration des \u00e9missions de SPFA. <\/p>\n<p><a class=\"btn btn-primary\" href=\"https:\/\/www.trccompanies.com\/fr\/contactez-nous-renseignements-generaux\/\">Contactez-nous<\/a><\/p>\n                    <\/div>\n    <\/div>\n<\/section>\n<!-- End Block: acf\/innerpage-half-text-half-image --><!-- Start Block: acf\/innerpage-cta-bar -->\n<section class=\"global-cta innerpage-cta cta-purple\">\n    <div class=\"container-fluid\">\n        <div class=\"global-cta-wrapper  \">\n                                            <h2>Embrassez le changement<\/h2>\n                                <div class=\"global-cta-image\">\n                    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" width=\"316.566\" height=\"369\" viewBox=\"0 0 316.566 369\">\n                        <defs>\n                            <pattern id=\"pattern\" width=\"1\" height=\"1\" viewBox=\"117.006 0 316.566 369\">\n                                <image preserveAspectRatio=\"xMidYMid slice\" width=\"655.35\" height=\"369\" href=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Chimneys_smoke.jpg\"><\/image>\n                            <\/pattern>\n                        <\/defs>\n                        <path id=\"Union_8\" data-name=\"Union 8\" d=\"M72.087,369,206.869,190.294h109.7L182.891,369ZM0,195.818H68.4l28.66,44.507L68.4,286.43Zm0-10.747L68.4,94.466l28.66,46.1L68.4,185.071Zm205.769-6.365L72.087,0h109.7L316.566,178.706Z\" fill=\"url(#pattern)\"\/>\n                    <\/svg>\n                <\/div>\n                <div class=\"global-cta-content\">\n                    <p>Collaborez avec les praticiens test\u00e9s de TRC<\/p>\n                    <p>\n                        <a href=\"https:\/\/www.trccompanies.com\/contact-us\/\" title=\"Contactez-nous\" class=\"btn btn-primary\" >Contactez-nous<\/a>                    <\/p>\n                <\/div>\n                        \n        <\/div>\n    <\/div>\n<\/section>\n\n<!-- End Block: acf\/innerpage-cta-bar --><!-- Start Block: acf\/innerpage-news-and-insights -->\n<section class=\"image-cards image-cards--news-and-insights section-margins image-cards--with-slider image-cards--innerpage\">\n    <div class=\"container-fluid\">\n        <div class=\"image-cards__wrap\">\n            <div class=\"image-cards__left\">\n                <div>\n                    <h2>Partager nos perspectives<\/h2>\n<p>Nos praticiens partagent leurs id\u00e9es et leurs points de vue sur les tendances et les d\u00e9fis qui fa\u00e7onnent le march\u00e9.<\/p>\n                <\/div>\n                                <div class=\"image-cards__btn\">\n                    <a href=\"https:\/\/www.trccompanies.com\/insights\/\" title=\"Voir plus\" class=\"btn btn-tertiary\" >Voir plus<\/a>                <\/div>\n                            <\/div>\n                            <div class=\"image-cards__right\">\n                    <div class=\"js-image-cards-slider fx-slider\">\n                                                        <div class=\"image-cards-slider-item fx-slide\">\n                                    <div class=\"image-card\">\n                                        <div class=\"image-card__image\">\n                                            <img decoding=\"async\" width=\"667\" height=\"500\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/d0df0f31-environmental_protection_agency_building_in_washington-1131765355.webp\" class=\"attachment-homepage-image-card size-homepage-image-card\" alt=\"d0df0f31-environmental_protection_agency_building_in_washington-1131765355\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/d0df0f31-environmental_protection_agency_building_in_washington-1131765355.webp 1792w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/d0df0f31-environmental_protection_agency_building_in_washington-1131765355-300x225.webp 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/d0df0f31-environmental_protection_agency_building_in_washington-1131765355-1024x768.webp 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/d0df0f31-environmental_protection_agency_building_in_washington-1131765355-768x576.webp 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/d0df0f31-environmental_protection_agency_building_in_washington-1131765355-1536x1152.webp 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/d0df0f31-environmental_protection_agency_building_in_washington-1131765355-800x600.webp 800w\" sizes=\"(max-width: 667px) 100vw, 667px\" \/>                                        <\/div>\n                                        <div class=\"image-card__info\">\n                                            <div class=\"image-card__info__top\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/news-and-insights-category\/apercus\/\" class=\"image-card__category\">Aper\u00e7us<\/a>                                                <h3>TSCA Section 8(a)(7) PFAS Reporting and Recordkeeping<\/h3>\n                                                <h4 class=\"hidden-md-down\">mai 30, 2025<\/h4>\n                                                <p class=\"image-card__description\">L\u2019EPA a accord\u00e9 une prolongation de huit mois pour les exigences de d\u00e9claration et de tenue de registres de la Toxic Substances Control Act (TSCA) pour les substances perfluoroalkyliques et polyfluoroalkyliques (SPFA).<\/p>\n                                            <\/div>\n                                            <div class=\"image-card__info__bottom\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/insights\/tsca-section-8a7-pfas-reporting-and-recordkeeping\/\" class=\"image-card__link\">En savoir plus<\/a>\n                                            <\/div>\n                                        <\/div>\n                                    <\/div>\n                                <\/div>\n                                                                <div class=\"image-cards-slider-item fx-slide\">\n                                    <div class=\"image-card\">\n                                        <div class=\"image-card__image\">\n                                            <img decoding=\"async\" width=\"700\" height=\"373\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/PFAS-Figure-1.jpg\" class=\"attachment-homepage-image-card size-homepage-image-card\" alt=\"PFAS-Figure-1\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/PFAS-Figure-1.jpg 1880w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/PFAS-Figure-1-300x160.jpg 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/PFAS-Figure-1-1024x546.jpg 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/PFAS-Figure-1-768x409.jpg 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/PFAS-Figure-1-1536x819.jpg 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/PFAS-Figure-1-1126x600.jpg 1126w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>                                        <\/div>\n                                        <div class=\"image-card__info\">\n                                            <div class=\"image-card__info__top\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/news-and-insights-category\/apercus\/\" class=\"image-card__category\">Aper\u00e7us<\/a>                                                <h3>Perc\u00e9es novatrices dans l\u2019assainissement in situ actif des SPFA<\/h3>\n                                                <h4 class=\"hidden-md-down\">septembre 27, 2024<\/h4>\n                                                <p class=\"image-card__description\">Ne manquez pas la pr\u00e9sentation et l\u2019atelier de la CVR \u00e0 la 40e conf\u00e9rence internationale annuelle de l\u2019AEHS sur les sols, les s\u00e9diments, l\u2019eau et l\u2019\u00e9nergie<\/p>\n                                            <\/div>\n                                            <div class=\"image-card__info__bottom\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/insights\/percees-novatrices-dans-lassainissement-in-situ-actif-des-spfa\/\" class=\"image-card__link\">En savoir plus<\/a>\n                                            <\/div>\n                                        <\/div>\n                                    <\/div>\n                                <\/div>\n                                                                <div class=\"image-cards-slider-item fx-slide\">\n                                    <div class=\"image-card\">\n                                        <div class=\"image-card__image\">\n                                            <img decoding=\"async\" width=\"700\" height=\"464\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-528474714.jpg\" class=\"attachment-homepage-image-card size-homepage-image-card\" alt=\"GettyImages-528474714\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-528474714.jpg 2127w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-528474714-300x199.jpg 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-528474714-1024x678.jpg 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-528474714-768x509.jpg 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-528474714-1536x1018.jpg 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-528474714-2048x1357.jpg 2048w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-528474714-906x600.jpg 906w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>                                        <\/div>\n                                        <div class=\"image-card__info\">\n                                            <div class=\"image-card__info__top\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/news-and-insights-category\/ressources\/\" class=\"image-card__category\">Ressources<\/a>                                                <h3>Comprendre les modifications apport\u00e9es \u00e0 la TSCA de 2024 pour les sites contenant des BPC<\/h3>\n                                                <h4 class=\"hidden-md-down\">ao\u00fbt 30, 2024<\/h4>\n                                                <p class=\"image-card__description\">Les biph\u00e9nyles polychlor\u00e9s (BPC) sont des produits chimiques organiques synth\u00e9tiques compos\u00e9s d\u2019atomes de carbone, d\u2019hydrog\u00e8ne et de chlore sur le cycle biph\u00e9nyle.<\/p>\n                                            <\/div>\n                                            <div class=\"image-card__info__bottom\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/insights\/comprendre-les-modifications-apportees-a-la-tsca-de-2024-pour-les-sites-contenant-des-bpc\/\" class=\"image-card__link\">En savoir plus<\/a>\n                                            <\/div>\n                                        <\/div>\n                                    <\/div>\n                                <\/div>\n                                                                <div class=\"image-cards-slider-item fx-slide\">\n                                    <div class=\"image-card\">\n                                        <div class=\"image-card__image\">\n                                            <img decoding=\"async\" width=\"700\" height=\"467\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-635974362.jpg\" class=\"attachment-homepage-image-card size-homepage-image-card\" alt=\"GettyImages-635974362\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-635974362.jpg 2119w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-635974362-300x200.jpg 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-635974362-1024x683.jpg 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-635974362-768x512.jpg 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-635974362-1536x1025.jpg 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-635974362-2048x1367.jpg 2048w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/GettyImages-635974362-899x600.jpg 899w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>                                        <\/div>\n                                        <div class=\"image-card__info\">\n                                            <div class=\"image-card__info__top\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/news-and-insights-category\/nouvelles\/\" class=\"image-card__category\">Nouvelles<\/a>                                                <h3>TRC fait l\u2019acquisition de Paustenbach &amp; Associates, un chef de file en toxicologie, en science de l\u2019exposition et en \u00e9valuation des risques<\/h3>\n                                                <h4 class=\"hidden-md-down\">ao\u00fbt 27, 2024<\/h4>\n                                                <p class=\"image-card__description\">Paustenbach &amp; Associates \u00e9largira les capacit\u00e9s de TRC dans les domaines de l\u2019\u00e9valuation des risques pour la sant\u00e9 et du soutien aux litiges.<\/p>\n                                            <\/div>\n                                            <div class=\"image-card__info__bottom\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/insights\/trc-fait-lacquisition-de-paustenbach-associates-un-chef-de-file-en-toxicologie-en-science-de-lexposition-et-en-evaluation-des-risques\/\" class=\"image-card__link\">En savoir plus<\/a>\n                                            <\/div>\n                                        <\/div>\n                                    <\/div>\n                                <\/div>\n                                                                <div class=\"image-cards-slider-item fx-slide\">\n                                    <div class=\"image-card\">\n                                        <div class=\"image-card__image\">\n                                            <img decoding=\"async\" width=\"700\" height=\"467\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/image-271111.png\" class=\"attachment-homepage-image-card size-homepage-image-card\" alt=\"image-271111\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/image-271111.png 1200w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/image-271111-300x200.png 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/image-271111-1024x683.png 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/image-271111-768x512.png 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/image-271111-900x600.png 900w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>                                        <\/div>\n                                        <div class=\"image-card__info\">\n                                            <div class=\"image-card__info__top\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/news-and-insights-category\/ressources\/\" class=\"image-card__category\">Ressources<\/a>                                                <h3>Gestion de la prolif\u00e9ration d\u2019algues nuisibles (HAB)<\/h3>\n                                                <h4 class=\"hidden-md-down\">ao\u00fbt 2, 2024<\/h4>\n                                                <p class=\"image-card__description\">Renseignez-vous sur les r\u00e9percussions des prolif\u00e9rations d\u2019algues nuisibles et sur les d\u00e9clencheurs r\u00e9glementaires connexes pour la d\u00e9claration, l\u2019orientation et l\u2019action.<\/p>\n                                            <\/div>\n                                            <div class=\"image-card__info__bottom\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/insights\/gestion-de-la-proliferation-dalgues-nuisibles-hab\/\" class=\"image-card__link\">En savoir plus<\/a>\n                                            <\/div>\n                                        <\/div>\n                                    <\/div>\n                                <\/div>\n                                                                <div class=\"image-cards-slider-item fx-slide\">\n                                    <div class=\"image-card\">\n                                        <div class=\"image-card__image\">\n                                            <img decoding=\"async\" width=\"700\" height=\"467\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/07\/GettyImages-537115811-min.jpg\" class=\"attachment-homepage-image-card size-homepage-image-card\" alt=\"GettyImages-537115811-min\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/07\/GettyImages-537115811-min.jpg 2121w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/07\/GettyImages-537115811-min-300x200.jpg 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/07\/GettyImages-537115811-min-1024x683.jpg 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/07\/GettyImages-537115811-min-768x512.jpg 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/07\/GettyImages-537115811-min-1536x1024.jpg 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/07\/GettyImages-537115811-min-2048x1365.jpg 2048w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/07\/GettyImages-537115811-min-900x600.jpg 900w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>                                        <\/div>\n                                        <div class=\"image-card__info\">\n                                            <div class=\"image-card__info__top\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/news-and-insights-category\/livres-blancs-rapports\/\" class=\"image-card__category\">Livres blancs\/rapports<\/a>                                                <h3>Traitement des SPFA pour permettre l\u2019utilisation b\u00e9n\u00e9fique des s\u00e9diments dragu\u00e9s touch\u00e9s<\/h3>\n                                                <h4 class=\"hidden-md-down\">juillet 18, 2024<\/h4>\n                                                <p class=\"image-card__description\">Environ 200 \u00e0 300 millions de verges cubes de s\u00e9diments sont dragu\u00e9es chaque ann\u00e9e par le US Army Corps of Engineers (USACE) et d\u2019autres int\u00e9r\u00eats f\u00e9d\u00e9raux (USEPA, 2007).  <\/p>\n                                            <\/div>\n                                            <div class=\"image-card__info__bottom\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/insights\/traitement-des-spfa-pour-permettre-lutilisation-benefique-des-sediments-dragues-touches\/\" class=\"image-card__link\">En savoir plus<\/a>\n                                            <\/div>\n                                        <\/div>\n                                    <\/div>\n                                <\/div>\n                                                                <div class=\"image-cards-slider-item fx-slide\">\n                                    <div class=\"image-card\">\n                                        <div class=\"image-card__image\">\n                                            <img decoding=\"async\" width=\"700\" height=\"467\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1164931989.jpg\" class=\"attachment-homepage-image-card size-homepage-image-card\" alt=\"GettyImages-1164931989\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1164931989.jpg 2000w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1164931989-300x200.jpg 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1164931989-1024x684.jpg 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1164931989-768x513.jpg 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1164931989-1536x1025.jpg 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/GettyImages-1164931989-899x600.jpg 899w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>                                        <\/div>\n                                        <div class=\"image-card__info\">\n                                            <div class=\"image-card__info__top\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/news-and-insights-category\/mises-a-jour-reglementaires\/\" class=\"image-card__category\">Mises \u00e0 jour r\u00e9glementaires<\/a>                                                <h3>\u00c0 venir \u00e0 vous rapidement &#8211; Les derni\u00e8res nouvelles sur rcra et PFAS R\u00e8glements<\/h3>\n                                                <h4 class=\"hidden-md-down\">mars 1, 2024<\/h4>\n                                                <p class=\"image-card__description\">L\u2019EPA a publi\u00e9 son projet de r\u00e8gle pour l\u2019inscription de SPFA sp\u00e9cifiques en tant que constituants dangereux en vertu de la Loi sur la conservation et la r\u00e9cup\u00e9ration des ressources (RCRA).<\/p>\n                                            <\/div>\n                                            <div class=\"image-card__info__bottom\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/insights\/a-venir-a-vous-rapidement-les-dernieres-nouvelles-sur-rcra-et-pfas-reglements\/\" class=\"image-card__link\">En savoir plus<\/a>\n                                            <\/div>\n                                        <\/div>\n                                    <\/div>\n                                <\/div>\n                                                                <div class=\"image-cards-slider-item fx-slide\">\n                                    <div class=\"image-card\">\n                                        <div class=\"image-card__image\">\n                                            <img decoding=\"async\" width=\"700\" height=\"315\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Maysville_ribbon_cutting-original.webp\" class=\"attachment-homepage-image-card size-homepage-image-card\" alt=\"Maysville_ribbon_cutting-original\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Maysville_ribbon_cutting-original.webp 1792w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Maysville_ribbon_cutting-original-300x135.webp 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Maysville_ribbon_cutting-original-1024x461.webp 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Maysville_ribbon_cutting-original-768x346.webp 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Maysville_ribbon_cutting-original-1536x692.webp 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Maysville_ribbon_cutting-original-1332x600.webp 1332w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>                                        <\/div>\n                                        <div class=\"image-card__info\">\n                                            <div class=\"image-card__info__top\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/news-and-insights-category\/nouvelles\/\" class=\"image-card__category\">Nouvelles<\/a>                                                <h3>TRC aide une petite ville \u00e0 r\u00e9tablir l\u2019approvisionnement en eau potable<\/h3>\n                                                <h4 class=\"hidden-md-down\">f\u00e9vrier 13, 2024<\/h4>\n                                                <p class=\"image-card__description\">Maysville s\u2019est tourn\u00e9 vers TRC, une soci\u00e9t\u00e9 mondiale de conseil, d\u2019ing\u00e9nierie et de gestion de la construction de premier plan, pour obtenir de l\u2019aide.<\/p>\n                                            <\/div>\n                                            <div class=\"image-card__info__bottom\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/insights\/trc-aide-une-petite-ville-a-retablir-lapprovisionnement-en-eau-potable\/\" class=\"image-card__link\">En savoir plus<\/a>\n                                            <\/div>\n                                        <\/div>\n                                    <\/div>\n                                <\/div>\n                                                                <div class=\"image-cards-slider-item fx-slide\">\n                                    <div class=\"image-card\">\n                                        <div class=\"image-card__image\">\n                                            <img decoding=\"async\" width=\"700\" height=\"350\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/02\/01-the-effects-of-pfas-on-human-health-upscaled.jpg\" class=\"attachment-homepage-image-card size-homepage-image-card\" alt=\"01-the-effects-of-pfas-on-human-health-upscaled\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/02\/01-the-effects-of-pfas-on-human-health-upscaled.jpg 1600w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/02\/01-the-effects-of-pfas-on-human-health-upscaled-300x150.jpg 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/02\/01-the-effects-of-pfas-on-human-health-upscaled-1024x512.jpg 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/02\/01-the-effects-of-pfas-on-human-health-upscaled-768x384.jpg 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/02\/01-the-effects-of-pfas-on-human-health-upscaled-1536x768.jpg 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/02\/01-the-effects-of-pfas-on-human-health-upscaled-1200x600.jpg 1200w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>                                        <\/div>\n                                        <div class=\"image-card__info\">\n                                            <div class=\"image-card__info__top\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/news-and-insights-category\/apercus\/\" class=\"image-card__category\">Aper\u00e7us<\/a>                                                <h3>Les effets des SPFA sur la sant\u00e9 humaine<\/h3>\n                                                <h4 class=\"hidden-md-down\">f\u00e9vrier 1, 2024<\/h4>\n                                                <p class=\"image-card__description\">Il est essentiel de comprendre ce que les SPFA font au corps, car elles peuvent nuire \u00e0 la sant\u00e9 humaine. Apprenez-en plus sur les effets des SPFA sur la sant\u00e9 avec les soci\u00e9t\u00e9s TRC d\u00e8s aujourd\u2019hui. <\/p>\n                                            <\/div>\n                                            <div class=\"image-card__info__bottom\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/insights\/les-effets-des-spfa-sur-la-sante-humaine\/\" class=\"image-card__link\">En savoir plus<\/a>\n                                            <\/div>\n                                        <\/div>\n                                    <\/div>\n                                <\/div>\n                                                                <div class=\"image-cards-slider-item fx-slide\">\n                                    <div class=\"image-card\">\n                                        <div class=\"image-card__image\">\n                                            <img decoding=\"async\" width=\"700\" height=\"394\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Chimneys_smoke.jpg\" class=\"attachment-homepage-image-card size-homepage-image-card\" alt=\"Chimneys_smoke\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Chimneys_smoke.jpg 2000w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Chimneys_smoke-300x169.jpg 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Chimneys_smoke-1024x576.jpg 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Chimneys_smoke-768x432.jpg 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Chimneys_smoke-1536x864.jpg 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Chimneys_smoke-1067x600.jpg 1067w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>                                        <\/div>\n                                        <div class=\"image-card__info\">\n                                            <div class=\"image-card__info__top\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/news-and-insights-category\/apercus\/\" class=\"image-card__category\">Aper\u00e7us<\/a>                                                <h3>D\u00e9fis associ\u00e9s au transport atmosph\u00e9rique des SPFA<\/h3>\n                                                <h4 class=\"hidden-md-down\">janvier 12, 2024<\/h4>\n                                                <p class=\"image-card__description\">La pr\u00e9sence de SPFA dans l\u2019air pose de multiples d\u00e9fis en ce qui concerne l\u2019identification des sources, les m\u00e9thodes d\u2019analyse et la fa\u00e7on de g\u00e9rer les \u00e9missions atmosph\u00e9riques en tant que pr\u00e9occupation potentielle pour la sant\u00e9.  <\/p>\n                                            <\/div>\n                                            <div class=\"image-card__info__bottom\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/insights\/defis-associes-au-transport-atmospherique-des-spfa\/\" class=\"image-card__link\">En savoir plus<\/a>\n                                            <\/div>\n                                        <\/div>\n                                    <\/div>\n                                <\/div>\n                                                                <div class=\"image-cards-slider-item fx-slide\">\n                                    <div class=\"image-card\">\n                                        <div class=\"image-card__image\">\n                                            <img decoding=\"async\" width=\"700\" height=\"393\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/EPA-Rule-Impacts-PFAS-TRI-Reporting.webp\" class=\"attachment-homepage-image-card size-homepage-image-card\" alt=\"EPA-Rule-Impacts-PFAS-TRI-Reporting\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/EPA-Rule-Impacts-PFAS-TRI-Reporting.webp 1792w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/EPA-Rule-Impacts-PFAS-TRI-Reporting-300x168.webp 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/EPA-Rule-Impacts-PFAS-TRI-Reporting-1024x575.webp 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/EPA-Rule-Impacts-PFAS-TRI-Reporting-768x431.webp 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/EPA-Rule-Impacts-PFAS-TRI-Reporting-1536x862.webp 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/09\/EPA-Rule-Impacts-PFAS-TRI-Reporting-1069x600.webp 1069w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>                                        <\/div>\n                                        <div class=\"image-card__info\">\n                                            <div class=\"image-card__info__top\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/news-and-insights-category\/mises-a-jour-reglementaires\/\" class=\"image-card__category\">Mises \u00e0 jour r\u00e9glementaires<\/a>                                                <h3>La nouvelle r\u00e8gle de l\u2019EPA a une incidence sur la d\u00e9claration des PFAS TRI et les notifications aux fournisseurs<\/h3>\n                                                <h4 class=\"hidden-md-down\">novembre 20, 2023<\/h4>\n                                                <p class=\"image-card__description\">Ce que les installations touch\u00e9es doivent savoir au sujet de l\u2019applicabilit\u00e9, des changements apport\u00e9s aux rapports et des \u00e9ch\u00e9ances<\/p>\n                                            <\/div>\n                                            <div class=\"image-card__info__bottom\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/insights\/la-nouvelle-regle-de-lepa-a-une-incidence-sur-la-declaration-des-pfas-tri-et-les-notifications-aux-fournisseurs\/\" class=\"image-card__link\">En savoir plus<\/a>\n                                            <\/div>\n                                        <\/div>\n                                    <\/div>\n                                <\/div>\n                                                                <div class=\"image-cards-slider-item fx-slide\">\n                                    <div class=\"image-card\">\n                                        <div class=\"image-card__image\">\n                                            <img decoding=\"async\" width=\"700\" height=\"467\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Paper_Factory-157182023-scaled-1.jpg\" class=\"attachment-homepage-image-card size-homepage-image-card\" alt=\"Paper_Factory-157182023-scaled-1\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Paper_Factory-157182023-scaled-1.jpg 2560w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Paper_Factory-157182023-scaled-1-300x200.jpg 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Paper_Factory-157182023-scaled-1-1024x683.jpg 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Paper_Factory-157182023-scaled-1-768x512.jpg 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Paper_Factory-157182023-scaled-1-1536x1024.jpg 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Paper_Factory-157182023-scaled-1-2048x1366.jpg 2048w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/Paper_Factory-157182023-scaled-1-900x600.jpg 900w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>                                        <\/div>\n                                        <div class=\"image-card__info\">\n                                            <div class=\"image-card__info__top\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/news-and-insights-category\/apercus\/\" class=\"image-card__category\">Aper\u00e7us<\/a>                                                <h3>L\u2019importance des SPFA dans l\u2019atmosph\u00e8re<\/h3>\n                                                <h4 class=\"hidden-md-down\">novembre 13, 2023<\/h4>\n                                                <p class=\"image-card__description\">Comprendre les pr\u00e9occupations et se pr\u00e9parer aux probl\u00e8mes potentiels<\/p>\n                                            <\/div>\n                                            <div class=\"image-card__info__bottom\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/insights\/limportance-des-spfa-dans-latmosphere\/\" class=\"image-card__link\">En savoir plus<\/a>\n                                            <\/div>\n                                        <\/div>\n                                    <\/div>\n                                <\/div>\n                                                                <div class=\"image-cards-slider-item fx-slide\">\n                                    <div class=\"image-card\">\n                                        <div class=\"image-card__image\">\n                                            <img decoding=\"async\" width=\"700\" height=\"387\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2023\/10\/data-validation-versus-data-usability-assessments.jpg\" class=\"attachment-homepage-image-card size-homepage-image-card\" alt=\"data-validation-versus-data-usability-assessments\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2023\/10\/data-validation-versus-data-usability-assessments.jpg 2000w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2023\/10\/data-validation-versus-data-usability-assessments-300x166.jpg 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2023\/10\/data-validation-versus-data-usability-assessments-1024x566.jpg 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2023\/10\/data-validation-versus-data-usability-assessments-768x425.jpg 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2023\/10\/data-validation-versus-data-usability-assessments-1536x849.jpg 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2023\/10\/data-validation-versus-data-usability-assessments-1085x600.jpg 1085w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>                                        <\/div>\n                                        <div class=\"image-card__info\">\n                                            <div class=\"image-card__info__top\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/news-and-insights-category\/apercus\/\" class=\"image-card__category\">Aper\u00e7us<\/a>                                                <h3>Validation des donn\u00e9es par rapport aux \u00e9valuations de la convivialit\u00e9 des donn\u00e9es<\/h3>\n                                                <h4 class=\"hidden-md-down\">octobre 19, 2023<\/h4>\n                                                <p class=\"image-card__description\">La collecte de donn\u00e9es environnementales est un processus qui comprend diverses \u00e9tapes et phases<\/p>\n                                            <\/div>\n                                            <div class=\"image-card__info__bottom\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/insights\/validation-des-donnees-par-rapport-aux-evaluations-de-la-convivialite-des-donnees\/\" class=\"image-card__link\">En savoir plus<\/a>\n                                            <\/div>\n                                        <\/div>\n                                    <\/div>\n                                <\/div>\n                                                                <div class=\"image-cards-slider-item fx-slide\">\n                                    <div class=\"image-card\">\n                                        <div class=\"image-card__image\">\n                                            <img decoding=\"async\" width=\"700\" height=\"467\" src=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/088350fb-man-filling-a-glass-of-filtered-water-right-from-the-tap-in-the-kitchen-1368715188-1.jpg\" class=\"attachment-homepage-image-card size-homepage-image-card\" alt=\"088350fb-man-filling-a-glass-of-filtered-water-right-from-the-tap-in-the-kitchen-1368715188-1\" srcset=\"https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/088350fb-man-filling-a-glass-of-filtered-water-right-from-the-tap-in-the-kitchen-1368715188-1.jpg 2000w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/088350fb-man-filling-a-glass-of-filtered-water-right-from-the-tap-in-the-kitchen-1368715188-1-300x200.jpg 300w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/088350fb-man-filling-a-glass-of-filtered-water-right-from-the-tap-in-the-kitchen-1368715188-1-1024x682.jpg 1024w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/088350fb-man-filling-a-glass-of-filtered-water-right-from-the-tap-in-the-kitchen-1368715188-1-768x512.jpg 768w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/088350fb-man-filling-a-glass-of-filtered-water-right-from-the-tap-in-the-kitchen-1368715188-1-1536x1024.jpg 1536w, https:\/\/www.trccompanies.com\/wp-content\/uploads\/2024\/08\/088350fb-man-filling-a-glass-of-filtered-water-right-from-the-tap-in-the-kitchen-1368715188-1-900x600.jpg 900w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>                                        <\/div>\n                                        <div class=\"image-card__info\">\n                                            <div class=\"image-card__info__top\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/news-and-insights-category\/apercus\/\" class=\"image-card__category\">Aper\u00e7us<\/a>                                                <h3>Utilisation propos\u00e9e d\u2019un indice de danger pour le R\u00e8glement national sur l\u2019eau potable primaire (NPDWR) sur les SPFA<\/h3>\n                                                <h4 class=\"hidden-md-down\">avril 4, 2023<\/h4>\n                                                <p class=\"image-card__description\">La LCM et la MCLG propos\u00e9es pour les quatre SPFA, LE PFNA, le PFHxS, le GenX et le PFBS consid\u00e8rent leur toxicit\u00e9 comme additif. L\u2019EPA a propos\u00e9 un IH de 1,0 en tant que MCL et MCLG pour les quatre SPFA combin\u00e9s. <\/p>\n                                            <\/div>\n                                            <div class=\"image-card__info__bottom\">\n                                                <a href=\"https:\/\/www.trccompanies.com\/fr\/insights\/utilisation-proposee-dun-indice-de-danger-pour-le-reglement-national-sur-leau-potable-primaire-npdwr-sur-les-spfa\/\" class=\"image-card__link\">En savoir plus<\/a>\n                                            <\/div>\n                                        <\/div>\n                                    <\/div>\n                                <\/div>\n                                                    <\/div>\n                <\/div>\n                    <\/div>\n    <\/div>\n<\/section>\n<!-- End Block: acf\/innerpage-news-and-insights -->","protected":false},"excerpt":{"rendered":"<p>La pr\u00e9sence de SPFA dans l\u2019air pose de multiples d\u00e9fis en ce qui concerne l\u2019identification des sources, les m\u00e9thodes d\u2019analyse et la fa\u00e7on de g\u00e9rer les \u00e9missions atmosph\u00e9riques en tant que pr\u00e9occupation potentielle pour la sant\u00e9.  <\/p>\n","protected":false},"featured_media":12538,"template":"","tags":[877],"news-and-insights-category":[704],"services-category":[],"custom_category":[],"class_list":["post-22172","news-and-insights","type-news-and-insights","status-publish","has-post-thumbnail","hentry","tag-spfa-et-contaminants-emergents","news-and-insights-category-apercus"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - 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