Hana Substation

🛢 OilElectric Utility2 MW capacity

64th largest plant in Hawaii · 10231st nationally

Hana Substation is a oil power plant in Hawaii with a nameplate capacity of 2.0 MW. It generates roughly 115 MWh per year — enough to power about 10 average U.S. homes.

Its capacity factor of 1% reflects intermittent or peaking operation. At 1836 lb CO₂/MWh, its emission rate sits above the national grid average of roughly 800 lb/MWh.

PeakingMid-meritBaseload0%40%80%100%1%
Peaking — intermittent or backup
Capacity2 MWnameplate
Annual Generation115 MWhEPA eGRID
Capacity Factor1%of theoretical max
Annual CO₂106metric tons

Location

Plant NameHana Substation
OperatorMaui Electric Co Ltd
CityHana
CountyMaui County
StateHawaii
ZIP96713
Coordinates20.76583, -155.99611

This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.

OilHydroelectricWind

Generators (2)

IDTechnologyFuelCapacityStatusOnline
MH1Petroleum LiquidsDistillate Oil1.0 MWOperating2001
MH2Petroleum LiquidsDistillate Oil1.0 MWOperating2001

Emissions (annual)

CO₂106 metric tons
NOₓ2 metric tons
CO₂ Rate1836 lb/MWh
U.S. grid average800 lb/MWhNatural gas combined-cycle average900 lb/MWhThis plant1,836 lb/MWhCoal plant average2,100 lb/MWh

Annual totals and CO₂ rate reported by EPA eGRID for 2023. Reference averages are approximate U.S.-wide figures from the same dataset.

About Oil plants

Oil-fired plants typically run only during peak demand or grid emergencies because oil is expensive compared to gas and coal. They have the highest CO₂ emissions per MWh of any common generation technology.

Other plants in Maui County

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