air quality standards
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Legal & Regulatory
EPA Proposes Tighter NOx Limits for Combustion Turbines
The U.S. Environmental Protection Agency has proposed tougher nitrogen oxide (NOx) emissions limits for new, modified, and reconstructed stationary combustion turbines. The proposed rule identifies a combination of combustion controls and selective catalytic reduction (SCR) as the Best System of Emission Reduction (BSER) for most turbines though it proposes combustion controls alone for certain smaller […]