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73.8 MW Hydro operating in Plumas, CA
73.8 MW
Nameplate Capacity
3
Generators
units
Conventional Hydroelectric
Technology
1921
Operating Since
Coordinates
40.0855, -121.1482
County
Plumas, CA
Nearby Plants
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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 | Pacific Gas & Electric Co. | Pacific Gas and Electric | — |
| Owner(s) | Pacific Gas & Electric Co. | PG&E | — |
| Status | Operating | operating | — |
Caribou 1 is a 73.8 MW hydroelectric power plant located in Plumas County, California. The plant, which began operating in 1921, utilizes conventional hydroelectric technology and consists of 3 generators. It is owned and operated by Pacific Gas & Electric Co. (PG&E). Caribou 1 is connected to the California Independent System Operator (CAISO) balancing authority and resides within the Western Electricity Coordinating Council (WECC) NERC region.
In the most recent year with available data, Caribou 1 generated 221,018 MWh of electricity, achieving a capacity factor of 34.1%. The plant's installed cost was $1770.5 per kW. Caribou 1 ranks as the 54th largest power plant in California out of 247, and 240th nationally out of 1464 plants.
Generated from EIA, GEM, and public data sources
ISO/RTO
CAISO
Market
ISO/RTO Member
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
California Independent System Operator (CISO)
Grid Voltage
115.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
35.1K MWh
Latest Month
221.0K MWh
Annual Generation
34.1%
Capacity Factor
Hydro with storage · PACIFIC GAS AND ELECTRIC COMPANY · Data from 2015–2024
$1,846/kW
Installed Cost
$24.3/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Market Position
ISO/RTO Market
CAISO
LMP Node
CARBOU_7_PL2X3-APND
Pricing Hub
TH_NP15_GEN-APND
Location Type
Aggregated Node
Node Source
EIA-860 direct report
Last updated 2026-03-26
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