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Salt River Project | Permit No. 63088

On Dec. 14, 2016, ADEQ issued Air Quality Significant Permit Revision No. 63088 to the Salt River Project (SRP) – Coronado Generating Station (CGS). CGS consists of two coal-fired electric generating units, Units 1 and 2, which are subject to the Best Available Retrofit Technology (BART) requirements of the Clean Air Act. ADEQ is approving an alternative to NOx BART requirements established by the Environmental Protection Agency as a revision to the Regional Haze Program State Implementation Plan (SIP). This Significant Permit Revision incorporates two BART Alternative operating strategies into Operating Permit No. 64169 and constitutes a Prevention of Significant Deterioration construction permit for the installation of a SCR on Unit 1.


Salt River Project (SRP) – Coronado Generating Station
PO Box 52025, PAB 352,
Phoenix, AZ 85072-2025 

Permit Type(s) 

  • Air Quality Significant Permit Revision 
Final Permit Documents