The U.S. Environmental Protection Agency (EPA) has denied a petition by several trade groups to delist Stationary Combustion Turbines as hazardous air pollutants (HAP) major source categories. The decision was made in response to an August 2019 petition by the American Fuel & Petrochemical Manufacturers, the American Petroleum Institute, and the National Rural Electric Cooperative Association. The rejection of the petition means no changes to the National Emission Standards for Hazardous Air Pollutants (NESHAP), for Stationarycombion Tines. Currently, the HAP category includes about 1,015 stationary combustion turbines at 310 facilities, mostly at power plants, compressor stations, and chemical plants. However, the EPA may include a proposed revision to the rule as part of a more comprehensive approach to regulate “climate, toxic, and criteria air pollution” from “the entire fleet of natural gas-fired turbines.

Solar Dominates US Energy Capacity Growth
The Federal Energy Regulatory Commission (FERC) has published data showing that solar accounted for over 75% of US electrical generating







