Comprehensive Environmental Support Services for New Energy Center

Hill Top Energy Center is a 1×1, natural gas-fired combined-cycle merchant power plant that became operational in 2021. The project is unique because it is situated on a brownfield originally owned by the LTV coal mine. ECT secured the multimedia permitting for the greenfield development of the 41.7-acre site, including 3.7 miles of 500-kV electrical transmission corridor, 4.9 miles of gas pipeline easement, 1.0 mile of water supply and discharge pipe easement, and 3.4 acres for a new water intake station site.

ECT provided air quality permitting services for the facility including:

• Class II area significant impact analysis
• Class II area cumulative impact analysis
• Class I area significant impact analysis & air quality-related values analysis
• Control technology evaluations
• Alternatives analysis as required by nonattainment new source review (NNSR)
• Emissions offset demonstration analysis as required by NNSR
• Compliance certification as required by NNSR
• New source review (NSR) permit application package for submittal to Pennsylvania Department of Environmental Protection (PA DEP)
• Negotiate with PA DEP on permit conditions for NSR permit
• Preparation of a regulatory applicability analysis
• Environmental justice
• National Pollutant Discharge Elimination System permitting
• Construction of the outfall structure, wastewater discharge pipeline, natural gas supply pipeline and the electrical transmission line
• Assessments of ecological/ wetland resources, cultural resource and archaeological surveys