EPA Greenlights North Dakota's Coal Plant Pollution Cuts for Clearer Skies
Published Date: 3/10/2026
Rule
Summary
The EPA is giving a thumbs-up to North Dakota’s plan to cut air pollution from the Coal Creek power plant, especially nitrogen oxides, as part of a regional haze cleanup effort. This approval also covers North Dakota’s five-year progress report on improving air quality. The new rule kicks in on April 9, 2026, helping protect the environment and public health while following court orders.
Analyzed Economic Effects
1 provisions identified: 1 benefits, 0 costs, 0 mixed.
Coal Creek NOX Limit Finalized
The EPA approved a nitrogen oxides (NOX) Best Available Retrofit Technology (BART) limit of 0.15 lb/MMBtu (30-day rolling average) for Coal Creek Station Units 1 and 2. That limit and the permit PTC21001 (including monitoring, recordkeeping, and reporting requirements) are incorporated into North Dakota's State Implementation Plan and are federally enforceable effective April 9, 2026.
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