Search
Search plants, projects, owners, and states
Search plants, projects, owners, and states
104 MW Batteries (52 MW) + Solar Photovoltaic (52 MW) operating in Honolulu, HI — Hawaiian Electric Co Inc
104 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2025
Operating Since
Coordinates
21.4188, -158.0329
County
Honolulu, HI
Nearby Plants
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 | Ho'Ohana Solar 1 LLC | Ho’Ohana Solar 1 | — |
| Owner(s) | Ho'Ohana Solar 1 LLC | Hanwha | — |
| Status | Operating | operating | — |
Ho'Ohana Solar 1 is a 104 MW hybrid power plant located in Honolulu County, Hawaii. The facility, which began operating in 2025, is owned by Hanwha and operated by Ho'Ohana Solar 1 LLC. The plant utilizes both solar photovoltaic technology and batteries, and is considered a hybrid facility. It has two generators and uses MWH as its primary fuel. The solar array uses a fixed tilt tracking system.
The plant's latest annual generation was 40,387 MWh, resulting in a capacity factor of 8.8%. The battery energy storage system (BESS) has a duration of 4 hours. Ho'Ohana Solar 1 operates within the Hawaiian Electric Co Inc balancing authority. It is ranked as the 3rd largest of 3 plants in the state and 468th of 514 plants nationally.
Generated from EIA, GEM, and public data sources
Grid Region
Hawaii
Market
Bilateral Market
NERC Region
—
Balancing Authority
4.1K MWh
Net Discharge
40.4K MWh
Annual Net Energy
8.8%
Capacity Factor
Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.
2023
$1,544/kW
Est. Construction Cost
Total estimated cost: $160.6M
This plant is in a bilateral market territory without organized wholesale pricing. Nodal pricing data is not available.
No news articles linked yet for this plant.
News enrichment runs on demand — we have the pipeline, we just haven't fetched coverage for this plant yet. Request a detailed re-run and we'll add it.
No ask pi reports yet for this entity.
ask pi about Ho'Ohana Solar 1Hawaiian Electric Co Inc (HECO)
Grid Voltage
—
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP