World Power Plants

HNL Emergency Power Facility10 MW Biomass

BiomassRenewableVerified: Jul 2026

HNL Emergency Power Facility is a 10 MW power plant in the United States, operated by Hawaiian Electric Co Inc since 2017. Ranked #13 of 17 other plants in the United States. Its 10 MW represents 1.75% of the United States' total other capacity of 572 MW. The largest other plant in the United States is PPG Riverside at 162 MW, making HNL Emergency Power Facility 16.2 times smaller. Nearby plants include Kahe Power Plant (609.7 MW, Gas), Kahe (609.7 MW, Oil), and Waiau (474.6 MW, Oil). The facility is located in Hawaii, approximately 50 km west of Honolulu.

Capacity
10 MW
Commissioning Year
2017

9 years old

Owner
Hawaiian Electric Co Inc
Location
21.3364°, -157.9194°

United States of America, North America

Context & rankings
  • 4,785. largest of 10,098 plants in United States of America
  • #23,756 worldwide by installed capacity
  • #706 of 1,487 Biomass plants worldwide
Age & fleet comparison

9 years in operation

Biomass fleet average: 20.5 years

Operator portfolio

Hawaiian Electric Co Inc operates 7 plants totalling 1,279 MW

Regional density

26 plants within 100 km, 2,788 MW combined

Nearest plant: Pearl City Peninsula Solar Park (6.7 km)

Location

Coordinates:: 21.336400, -157.919400
Open in Google Maps
Carbon Footprint230 g CO₂/kWh
Annual CO₂
13.1 Kt
57 GWh/year × 230 g/kWh
Cumulative CO₂
117.9 Kt
Over 9 years of operation
Annual emissions equivalent to
2.8K
cars per year
1.7K
homes per year
595.3K
trees to offset

Estimates based on Biomass emission factor (230 g CO₂/kWh) and capacity factor (65%). Actual emissions may vary based on operating conditions, efficiency, and fuel quality.

Technical Details

Primary Fuel Type
Biomass
Energy Source
Renewable
Country
United States of America
Continent
North America
Data Source
Global Power Plant Database

United States of AmericaEnergy Profile

10,098
Total Plants
1420.7 GW
Total Capacity
GasCoalNuclearWind
Top Fuels

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