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Energy & environment · 28/12/2004Updated: 10/17/2026 · 1 min read

EPA Approves Revisions to District of Columbia Air Quality Plan

Summary

The Environmental Protection Agency (EPA) has approved revisions to the District of Columbia State Implementation Plan (SIP) to clarify emission rates for particulates and nitrogen oxides, in accordance with the Clean Air Act (CAA)

Original source language: Federal Register — Environmental Protection AgencyOpen original release →

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Energy & environment · 5/29/2026

EPA Approves Revisions to California Air Pollution Control Districts

The Environmental Protection Agency (EPA) has taken final action to approve revisions to the San Joaquin Valley Unified Air Pollution Control District, Ventura County Air Pollution Control District, and South Coast Air Quality Management District portions of the California State Implementation Plan, regulating emissions of volatile organic compounds from crude oil and natural gas production facilities.

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Energy & environment · 5/29/2026

EPA Approves Negative Declarations for District of Columbia Air Quality Plans

The Environmental Protection Agency (EPA) has approved negative declarations submitted by the District of Columbia Department of Energy and Environment (DCDOEE) on July 19, 2024, and August 28, 2024, certifying no large municipal waste combustors, crude oil and natural gas facilities, or electric utility generating units subject to the Clean Air Act within the District of Columbia.

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Energy & environment · 5/29/2026

Air Plan Approval; New York; Athens Generating Plant

The Environmental Protection Agency (EPA) is approving a revision to the State of New York's State Implementation Plan (SIP) for the Athens Generating Plant, implementing Reasonably Available Control Technology (RACT) for Oxides of Nitrogen (NO X ) emissions.

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