Roundtop

Power plant · Gas, reciprocating engine

Key facts

Power plant · Gas, reciprocating engine Operating

Commissioned: 2015
Net generation, 2025: 32,384 MWh
Grid: 34 kV to Pennsylvania Electric Co (PJM)
Location: Susquehanna County, Pennsylvania
Operated by: Roundtop Energy LLCSourceEIA-860M Preliminary Monthly Electric Generator Inventory

Net generation MWh by year, 2015 to 2025

Fuel burned MMBtu by year, 2015 to 2025

Owner: Roundtop Energy LLCSource100.0%, EPA Greenhouse Gas Reporting Program — facility register with parent-company shares (Envirofacts pub_dim_facility; FLIGHT), as of Dec 31, 2023

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Technology: Gas, reciprocating engine source: “Natural Gas Internal Combustion Engine”
Age: 11 years since 2015
Unused energy: 160 GWh 2025Unused energyA lead, not a guarantee: MW × hours × (1 − capacity factor) for the latest year (EIA-923), gas, coal and oil plants only. Air-permit run-hour caps, heat rate (cost to run) and capacity-market or reliability obligations can rule it out.
Heat rate: 10,148 Btu/kWh 2025

All 7 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory

Attributes
Attribute	Value
Grid	Nerc region RFC Report year 2025 Grid voltage kv 34.50 Transmission owner Pennsylvania Electric Co Balancing authority code PJM Balancing authority name PJM Interconnection, LLC
EPA greenhouse gas reporting (GHGRP)	EPA FRS ID 110071162309 Subparts reported C NAICS code 221112 Subpart PP (CO2 supply) No Subpart RR (geologic sequestration) No Subpart UU (CO2 injection) No Reporting year 2023 GHGRP facility ID 1012599
Fuel burned (MMBtu), 2025	328,633
Capacity factor, 2025	0.168
Heat rate (Btu/kWh), 2025	10,148
Net generation (MWh), 2025	32,384
Balancing authority code	PJM