Goose Prairie Solar — Plant Summary
- EIA Plant ID
- 67261
- Capacity
- 80 MW
- Primary Fuel
- Solar
- Technology
- Solar Photovoltaic
- Status
- Operating
- Location
- Yakima, WA
- Operating Since
- 2024
- Generators
- 1
- Operator
- Goose Prairie Solar LLC
- Parent Company
- —
- Annual Generation
- 177,349.96 MWh
- Capacity Factor
- 25.2%
- Balancing Authority
- Bonneville Power Administration
- ISO/RTO
- —
- NERC Region
- WECC
Goose Prairie Solar
OperatingSolar
Ranked #4 of 11 Solar plants in WA#915 of 7447 nationally
80 MW Solar operating in Yakima, WA — Bonneville Power Administration
EIAGEM
80 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2024
Operating Since
Location
Coordinates
46.5285, -120.2396
County
Yakima, WA
Nearby Plants
- Ostrea Solar, LLCSolar80 MW · 19.9 km
- RozaHydro12.9 MW · 20.8 km
- High Top SolarSolar80 MW · 21.5 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 | Goose Prairie Solar LLC | OneEnergy | — |
| Owner(s) | Goose Prairie Solar LLC | Brookfield Renewable Partners LP [100%] | — |
| Status | Operating | operating | — |
Ownership Chain
GEM identifies the owner as Brookfield Renewable Partners LP [100%]
This entity is not yet in the GEM ownership database — chain unavailable.
About
Goose Prairie Solar is an 80 MW solar photovoltaic power plant located in Yakima County, Washington. The plant, which began operating in 2024, is owned and operated by Goose Prairie Solar LLC. It utilizes single-axis tracking technology to maximize solar energy capture. The plant is interconnected with the Bonneville Power Administration balancing authority within the Western Electricity Coordinating Council (WECC) NERC region. Goose Prairie Solar is the fourth-largest solar plant in Washington state (out of 10) and ranks 735th nationally (out of 7108).
In its most recent year of operation, Goose Prairie Solar generated 177,350 MWh of electricity, achieving a capacity factor of 25.2%. Financial data indicates that the plant has a power purchase agreement (PPA) price of $63.25 per MWh. Data regarding the plant is sourced from the Lawrence Berkeley National Laboratory (LBNL) and FERC Electric Quarterly Reports (EQR). The plant has been the subject of 10 news articles, covering industry trends, regulatory matters, and deal-making activities.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Bonneville Power Administration
Grid Voltage
115 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
3.1K MWh
Latest Month
177.3K MWh
Annual Generation
25.2%
Capacity Factor
Financial DataBeta
Source: FERC Electric Quarterly Reports, LBNL Utility-Scale SolarHIGH
$63.3/MWh
PPA Price
Goose Prairie Solar LLC
Contract Seller
Per-Unit Cost Trends
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (10)Beta
Regulatory·federal policy
Yakima County commissioners look at new solar rules
The proposed ordinance would allow solar farms on agricultural lands that meet certain criteria. It would lift a moratorium on new solar...
Yakima Herald-Republic·4 weeks ago
Deals·ppa
Grant PUD Considers 20-Year Deal for Royal Slope Solar and Battery Project
EPHRATA — Grant County PUD commissioners are reviewing a proposed 20-year power purchase and energy storage agreement that would add 260...
Grant PUD (buyer)
Source ONE News·5 months ago
Deals·ppa
Grant PUD Approves 20-Year Deal for 120-Megawatt Quincy Solar Project
EPHRATA — Grant County Public Utility District has unanimously approved a 20-year power purchase agreement with Invenergy for the Quincy...
Grant County Public Utility District (buyer)Invenergy (seller)
Source ONE News·11 months ago
Industry·corporate
WA ranchers turn to new crop: Solar power
The Robert family ranch has for over 100 years raised livestock and grown hay and wheat. Now a new crop is taking centerstage.
Robert family ranch (operator)
The Seattle Times·1 years ago
Last updated 2026-03-14
View all 10 articles