Hay Road

Power plant · Gas, combined cycle

Key facts

Power plant · Gas, combined cycle Operating

Net generation MWh by year, 2001 to 2026

Fuel burned MMBtu by year, 2001 to 2026

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Technology: Gas, combined cycle source: “Natural Gas Fired Combined Cycle”
Age: 37 years since 1989
Unused energy: 7,441 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: 8,491 Btu/kWh 2025

All 8 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory

Attributes
Attribute	Value
Gem	Parents Name Constellation Energy Corp Share pct 100 Gem entity id E100001000208 Unit ids G100000402140, G100000402141 Location id L100000401768 Eia plant ids 7153
Grid	Nerc region RFC Report year 2025 Grid voltage kv 230, 138, 69 Transmission owner Delmarva Power Balancing authority code PJM Balancing authority name PJM Interconnection, LLC
EPA greenhouse gas reporting (GHGRP)	EPA FRS ID 110000338821 Subparts reported D NAICS code 221112 Subpart PP (CO2 supply) No Subpart RR (geologic sequestration) No Subpart UU (CO2 injection) No Reporting year 2023 GHGRP facility ID 1001082
Fuel burned (MMBtu), 2025	18,501,741
Capacity factor, 2025	0.227
Heat rate (Btu/kWh), 2025	8,491.2
Net generation (MWh), 2025	2,178,940.0
Balancing authority code	PJM

2 companies

Companies with an ownership or operating interest in this asset.
Company	Role	Share	As of	Source
Calpine Mid-Atlantic Generation LLC	Operator			EIA-860M
CPN MANAGEMENT LP	Owner	100.0%	Dec 31, 2023	EPA GHGRP

5 sources

Sources

EIA-860MOpen license · retrieved Nov 4, 2026
GEMOpen license, with credit · retrieved Oct 26, 2026Global Integrated Power Tracker, Global Energy Monitor, September 2026 release (https://globalenergymonitor.org/projects/global-integrated-power-tracker), CC BY 4.0. Modified by Inframation: TransitionZero-sourced rows removed; statuses and technologies mapped to Inframation's vocabulary; figures aggregated. Copyright © Global Energy Monitor. Global Integrated Power Tracker, September 2026 release. Distributed under a Creative Commons Attribution 4.0 International License.
EIAOpen license · retrieved Nov 1, 2026Source: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
EIA-860M Preliminary Monthly Electric Generator Inventory
EPA Greenhouse Gas Reporting Program — facility register with parent-company shares (Envirofacts pub_dim_facility; FLIGHT)

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Sources