Lower Snake Solar Generation BESS — Plant Summary
- EIA Plant ID
- 68344
- Capacity
- 600 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries, Solar Photovoltaic
- Status
- Planned
- Location
- Garfield, WA
- Operating Since
- —
- Generators
- 2
- Operator
- LOSN, LLC
- Parent Company
- —
- Balancing Authority
- Bonneville Power Administration
- ISO/RTO
- —
- NERC Region
- WECC
Lower Snake Solar Generation BESS
PlannedBESSSolarHybridGEM: pre-construction
Ranked #2 of 9 BESS plants in WA#30 of 837 nationally
600 MW Batteries (300 MW) + Solar Photovoltaic (300 MW) planned in Garfield, WA — Bonneville Power Administration
EIAGEM
600 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
Planned: —
Planned Operation
Location
Coordinates
46.5024, -117.8263
County
Garfield, WA
Nearby Plants
- Lower Snake River Wind Energy ProjectWind342.7 MW · 2.4 km
- Marengo Wind PlantWind234 MW · 14.7 km
- Little GooseHydro810 MW · 17.8 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | LOSN, LLC | — | — |
| Owner(s) | Cordelio BNC Holdings, LLC, WestDevco, LLC | — | — |
| Status | Planned | pre-construction | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
Lower Snake Solar Generation BESS is a 600 MW hybrid power plant located in Garfield County, Washington. The facility, identified by plant ID 68344, is owned and operated by LOSN, LLC. It utilizes both solar photovoltaic and battery storage technologies, with electricity listed as its primary fuel type (MWH). The solar component employs a fixed-tilt tracking system.
The plant is the second-largest of six solar facilities in Washington state, and ranks 49th out of 514 nationally. It operates within the Bonneville Power Administration balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Recent news coverage indicates three articles related to deals involving the plant.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Bonneville Power Administration
Grid Voltage
138 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 (3)Beta
Deals·m and a
Qcells Sells 200 MW Ursa Solar Project
Qcells, a utility-scale solar and energy storage project developer and solar EPC provider announced the sale of...
Qcells (seller)
Mercom Capital Group·1 years ago
Deals·ppa
Utility PSE contracts with Qcells for PV plant, Brightnight for BESS in Washington, US
Puget Sound Energy has signed contracts for Qcells solar PV project and BESS from Brightnight and Cordelio Power in Washington, US.
Puget Sound Energy (buyer)Qcells (developer)
PV Tech·1 years ago
Deals·ppa
Qcells, Brightnight sign solar PV, BESS contracts with utility Puget Sound in Washington, US
Puget Sound Energy has signed contracts for Qcells solar PV project and BESS from Brightnight and Cordelio Power in Washington, US.
Qcells (developer)Brightnight (developer)
Energy-Storage.News·1 years ago
Last updated 2026-03-14
View all articles