Kaheawa Wind Power II LLC

OperatingBESSWindHybrid

Ranked #3 of 8 Wind plants in HI#1015 of 1442 nationally

31 MW Batteries (10 MW) + Onshore Wind Turbine (21 MW) operating in Maui, HI

EIAGEMWD

31 MW

Nameplate Capacity

Generators

units

Hybrid (2)

Technology

Batteries + Onshore Wind Turbine

2012

Operating Since

Location

Coordinates

20.7947, -156.5360

County

Maui, HI

Nearby Plants

Maalaea
Distillate Oil229.8 MW · 4.5 km
AES Maui Kuihelani Solar Hybrid
BESS120 MW · 7.6 km
Kuihelani Substation
Distillate Oil1 MW · 9.8 km

Ownership & Operator

Owner data does not fully agree across sources.

EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.

Field	EIA	GEM	Wikidata
Operator	Evergreen Wind, LLC	TerraForm Power Operating LLC [100%]	—
Owner(s)	Evergreen Wind, LLC	TerraForm Power Operating LLC [100%]	—
Status	Operating	operating	—

Ownership Chain

GEM identifies the owner as TerraForm Power Operating LLC [100%]

This entity is not yet in the GEM ownership database — chain unavailable.

About

Kaheawa Wind Power II LLC is a hybrid wind and battery energy storage system (BESS) located in Maui County, Hawaii. The plant has a total capacity of 31 MW and is operated by Evergreen Wind, LLC. Commissioned in 2012, the facility utilizes both onshore wind turbines and battery storage. The wind component consists of two GE Wind GE1.5-77 turbines, each with a rotor diameter of 77 meters and a hub height of 65 meters. The battery energy storage system has a capacity of 20 MWh and a duration of 2 hours, employing lithium-ion battery chemistry.

The plant's latest annual generation was 47,902 MWh, resulting in a capacity factor of 17.6%. Kaheawa Wind Power II ranks as the 11th largest out of 20 wind plants in Hawaii, and 649th out of 1205 nationally. The plant's primary fuel source is wind (MWH). News coverage related to the plant includes topics such as industry developments, hazards, and regulatory matters.

Generated from EIA, GEM, and public data sources

EIA Plant Profile Wikidata Global Energy Monitor

Engineering & Generators