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United States › Power plants › Solar farms › California

SOLAR FARMS · BATTERY STORAGE

Bishop Ranch - BR 15-DD

Bishop Ranch - BR 15-DD is a 1.1 MW operating solar and battery storage plant in Contra Costa County, California, operated by Alcosta Boulevard BR 15-DD Solar Project 2020, LLC. Its batteries store up to 1 MWh.

Plant statusOperating
  1. Planning (completed)
  2. Consented (completed)
  3. Construction (completed)
  4. OperatingMar 2025 (current stage)
  5. Closed (not yet reached)

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Generators

Each generating unit EIA lists at this plant.

UnitTechnologyCapacityStatusOnlineRetired / planned retirement
4657BBatteries0.5 MW
1 MWh
OperatingMar 2025
4657CSolar Photovoltaic0.4 MW OperatingMar 2025
4657RSolar Photovoltaic0.2 MW OperatingMar 2025

Plant details

Operator
Alcosta Boulevard BR 15-DD Solar Project 2020, LLC
Location
Contra Costa County, California
Balancing authority
CISO
Sector
IPP Non-CHP
Capacity
Operating: 1.1 MW
First unit online
Mar 2025
EIA plant ID
67277

Location

37.7729, -121.9595

Nearby power plants

Source: U.S. Energy Information Administration, Form EIA-860M, September 2026. Planned dates are targets reported by the developer and often change. Report a problem