Douglas

Power plant · Oil

Key facts

Power plant · Oil Operating

Commissioned: 1972
Net generation, 2025: 218 MWh
Grid: 69 kV to Arizona Public Service Co (AZPS)
Location: Cochise County, Arizona
Operated by: Arizona Public Service CoSourceEIA-860M Preliminary Monthly Electric Generator Inventory

Net generation MWh by year, 2001 to 2025

Fuel burned MMBtu by year, 2001 to 2025

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Technology: Oil source: “Petroleum Liquids”
Age: 54 years since 1972
Unused energy: 228 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: 19,583 Btu/kWh 2025

All 6 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory

Attributes
Attribute	Value
Grid	Nerc region WECC Report year 2025 Grid voltage kv 69 Transmission owner Arizona Public Service Co Balancing authority code AZPS Balancing authority name Arizona Public Service Company
Fuel burned (MMBtu), 2025	4,269
Capacity factor, 2025	0.001
Heat rate (Btu/kWh), 2025	19,582.6
Net generation (MWh), 2025	218
Balancing authority code	AZPS

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