The Pensylvania Department of Environmental Protection (DEP) intends to issue a plan approval to Tenaska Pennsylvania Partners LLC for the construction and temporary operation of a 930-1,065 MW combined cycle natural gas-fired facility, called the Westmoreland Generating Station, in South Huntingdon Township, Westmoreland County.
Tenaska has proposed to construct and temporarily operate two 3,147 MMBtu/hr Mitsubishi ”J” class combined cycle combustion turbines serving one steam turbine generator equipped with heat recovery steam generators (HRSG) with supplemental 400 MMBtu/hr natural gas fired duct burners controlled by selective catalytic reduction and oxidation catalysts, one 245 MMBtu/hr natural gas-fired auxiliary boiler, one 2,000 ekW diesel-fired emergency generator engine, one 575 bhp diesel-fired emergency fire pump engine, and a cooling tower controlled by drift eliminators.
The notice of intent to approve this air permitting, which includes a 30-day public comment period, wss published by the DEP in the Dec. 20 Pennsylvania Bulletin.
Said the website for this project, sponsored by Tenaska Inc.: “Tenaska is developing a site in Westmoreland County, Pennsylvania, to build a clean-burning natural gas-fueled electric generating station with a stated capacity of 950 megawatts (MW) of electricity. Construction start targeted for 2015; commercial operation targeted for 2018.”
