Puna

Power plant · Oil

Key facts

Power plant · Oil Operating

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: 38 years since 1988
Unused energy: 284 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: 13,488 Btu/kWh 2025

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

Attributes
Attribute	Value
Grid	Report year 2025 Grid voltage kv 13.80 Transmission owner Hawaii Electric Light Co Inc
EPA greenhouse gas reporting (GHGRP)	EPA FRS ID 110071161607 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 1001555
Fuel burned (MMBtu), 2025	783,016
Capacity factor, 2025	0.170
Heat rate (Btu/kWh), 2025	13,487.5
Net generation (MWh), 2025	58,055

2 companies

Companies with an ownership or operating interest in this asset.
Company	Role	Share	As of	Source
Hawaii Electric Light Co Inc	Operator			EIA-860M
HAWAIIAN ELECTRIC INDUSTRIES INC	Owner	100.0%	Dec 31, 2023	EPA GHGRP

4 sources

Sources