Sharing what we’ve learned
TRC experts share their thoughts and insights on the trends and challenges impacting their markets.
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PFAS Discharges and NPDES Permits
May 25, 2022On April 28, 2022, the U.S. Environmental Protection Agency’s (EPA) Office of Water released a memo addressing the use of National Pollutant Discharge Elimination System (NPDES) permits to restrict per- and poly-fluoroalkyl substances (PFAS) discharges to water bodies.
EPA Proposes Aquatic Life Criteria for PFOA and PFOS
May 25, 2022On May 3, 2022, under the Clean Water Act (CWA), the United States Environmental Protection Agency (USEPA) proposed the first aquatic life criteria for both short-term and long-term toxic effects from Perfluorooctanoic Acid (PFOA) and Perfluorooctane Sulfonic Acid (PFOS).
NERC’s Revised PRC-024-3 Standard for Inverter-Based Generation Effective in October 2022
May 11, 2022Changes to PRC-024-3 in support of inverter-based generation performance are going into effect in October of this year. Interconnection programs and documentation procedures may need to be updated in order to maintain compliance.
FERC Issues Notice of Inquiry Regarding Dynamic Line Ratings
April 25, 2022There are significant technical challenges involved in implementing Dynamic Line Ratings in the planning and operation of utility systems. Utilities should be prepared to modify their NERC compliance programs as necessary to address the potential introduction of DLR in their businesses.
SEC Releases New Proposed Rules Requiring Public Companies to Disclose Climate Risks
April 12, 2022On March 21, 2022, the U.S. Securities and Exchange Commission (SEC) issued its proposed rules for The Enhancement and Standardization of Climate-Related Disclosures for Investors which would require public companies in the U.S. to disclose information in their annual financial reports.
EPA Coal Ash Compliance Expectations Updated
March 28, 2022New EPA Communications highlight new Coal Combustion Residual compliance expectations, a shift from the current program.
EPA Issues Information Collection Request for Plywood and Composite Wood Products Source Operators
March 17, 2022EPA issued an Information Collection Request (ICR) to develop new emission standards for inclusion in the Plywood and Composite Wood Products (PCWP) National Emissions Standards for Hazardous Air Pollutants (NESHAP).
EPA Lifts Stay of Standards for New Lean Premix and Diffusion Flame Gas-fired Combustion Turbines
March 14, 2022The EPA Administration signed a notice to finalize amendments to the National Emission Standards for Hazardous Air Pollutants (NESHAP) for Stationary Combustion Turbines
New NERC Guidance Supports the Implementation of Grid Forming Inverters
March 8, 2022NERC has issued a new report highlighting the key attributes of various inverter controls to support proper implementation and to protect reliability.
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