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Energy & environment · 05/04/2022Updated: 10/16/2026 · 1 min read

EPA Approves North Dakota's Regional Haze Implementation Plan

Summary

The Environmental Protection Agency (EPA) has finalized approval of North Dakota's State Implementation Plan (SIP) revision for regional haze, addressing requirements for nitrogen oxides (NO X ) at Antelope Valley Station Units 1 and 2. The approval also involves withdrawing the 2012 Federal Implementation Plan (FIP) for Antelope Valley Station and Coal Creek Station.

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

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