Waipio Peninsula — Plant Summary
- EIA Plant ID
- 64190
- Capacity
- 11 MW
- Primary Fuel
- Solar
- Technology
- Solar Photovoltaic
- Status
- Operating
- Location
- Honolulu, HI
- Operating Since
- 2015
- Generators
- 1
- Operator
- Pacific Energy Solutions, LLC
- Parent Company
- —
- Annual Generation
- 17,537 MWh
- Capacity Factor
- 18.2%
- Balancing Authority
- Hawaiian Electric Co Inc
- ISO/RTO
- —
- NERC Region
- —
Waipio Peninsula
OperatingSolar
Ranked #8 of 23 Solar plants in HI#1969 of 7447 nationally
11 MW Solar operating in Honolulu, HI — Hawaiian Electric Co Inc
EIAGEMWD
11 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2015
Operating Since
Location
Coordinates
21.3635, -157.9856
County
Honolulu, HI
Nearby Plants
- WaiauResidual Oil474.6 MW · 3.8 km
- West Loch Solar OneSolar20 MW · 4.0 km
- Puuloa EnergyBio. Liquids103.4 MW · 4.0 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Pacific Energy Solutions, LLC | Pacific Energy Solutions | — |
| Owner(s) | Pacific Energy Solutions, LLC | — | — |
| Status | Operating | operating | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
The Waipio Peninsula plant, located in Honolulu County, Hawaii, is a solar photovoltaic facility with a total capacity of 11 MW. Operated by Pacific Energy Solutions, LLC, the plant commenced operations in 2015 and utilizes a fixed-tilt solar tracking system. It consists of a single generator and primarily uses solar energy as its fuel source. The plant is ranked 6th out of 19 solar facilities in Hawaii and 1769th nationally out of 7108 plants. It operates within the balancing authority of Hawaiian Electric Co Inc.
In its most recent year of operation, the Waipio Peninsula plant generated 17,537 MWh of electricity, achieving a capacity factor of 18.2%. Financial data is available for the plant, sourced from LBNL Solar. News reports related to the plant include two categorized as hazards and one related to the industry.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
—
Balancing Authority
Hawaiian Electric Co Inc
Grid Voltage
11.5 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
985 MWh
Latest Month
17.5K MWh
Annual Generation
18.2%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: LBNL Utility-Scale SolarHIGH
$171.1/MWh
Energy Value
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (3)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
Honouliuli Wastewater Treatment Plant
The Honouliuli Wastewater Treatment Plant (WWTP), located in southwestern Oʻahu, is a cornerstone of the island's wastewater system.
Honouliuli Wastewater Treatment Plant (operator)
City and County of Honolulu (.gov)·10 months ago
Last updated 2026-03-21
View all articles