AES Waiawa Phase 2 Solar — Plant Summary
- EIA Plant ID
- 66066
- Capacity
- 60 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries, Solar Photovoltaic
- Status
- Under construction
- Location
- Honolulu, HI
- Operating Since
- —
- Generators
- 2
- Operator
- AES Distributed Energy
- Parent Company
- AES
- Balancing Authority
- Hawaiian Electric Co Inc
- ISO/RTO
- —
- NERC Region
- —
AES Waiawa Phase 2 Solar
Under constructionBESSSolarHybridGEM: construction
Ranked #8 of 14 BESS plants in HI#382 of 837 nationally
60 MW Batteries (30 MW) + Solar Photovoltaic (30 MW) under construction in Honolulu, HI — Hawaiian Electric Co Inc
EIAGEM
60 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
—
Operating Since
Location
Coordinates
21.4303, -157.9779
County
Honolulu, HI
Nearby Plants
- Waiawa Solar Power HybridBESS72 MW · 1.4 km
- Waipio SolarSolar45.9 MW · 2.9 km
- Mililani South Solar FarmBESS78 MW · 4.4 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | AES Distributed Energy | AES | — |
| Owner(s) | AES Waiawa Phase 2 Solar, LLC | AES | — |
| Status | Under construction | construction | — |
Ownership Chain
About
AES Waiawa Phase 2 Solar is a 60 MW hybrid power plant located in Honolulu County, Hawaii. The facility, owned by AES and operated by AES Distributed Energy, combines solar photovoltaic generation with battery storage. It ranks as the 7th largest solar plant in Hawaii out of 20, and 589th nationally out of 1205. The plant utilizes a fixed tilt solar tracking system.
The plant consists of 2 generators and operates within the Hawaiian Electric Co Inc balancing authority area. Its primary fuel source is listed as MWH, reflecting its reliance on solar energy. The plant has been the subject of 5 news articles, covering topics such as hazards, industry trends, and grid integration.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
—
Balancing Authority
Hawaiian Electric Co Inc
Grid Voltage
300 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
No generation data available for this plant.
Financial Data
No financial data available for this plant.
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (5)Beta
Hazards·flooding
Flash Flood Warning: Oahu in Honolulu, HI
Flash Flood Warning issued March 21 at 8:40AM HST until March 21 at 11:00AM HST by NWS Honolulu HI
Flash Flood Warning (hazard)
NWS Honolulu HI·5 days ago
Hazards·flooding
Flood Watch: Waianae Coast; Oahu North Shore; Olomana; Central Oahu; Waianae Mountains; Lanai Mauka; Kahoolawe; M
Flood Watch issued March 21 at 3:53AM HST until March 22 at 6:00PM HST by NWS Honolulu HI
Flood Watch (hazard)
NWS Honolulu HI·5 days ago
Industry·corporate
AES launches state’s largest solar power facility on Maui
AES Hawai'i has launched Kuihelani solar-plus-storage, the state's largest solar power facility. The Central Maui project is a key part of...
AES Hawai'i (developer)
Honolulu Star-Advertiser·1 years ago
Grid·outage
Weather, reliance on renewable energy behind Oahu’s blackouts
Hawaiian Electric avoided a second straight evening of rolling blackouts across Oahu on Tuesday, but the power shutoffs Monday substantiated...
Hawaiian Electric (other)
Honolulu Star-Advertiser·2 years ago
Last updated 2026-03-21
View all 5 articles