73.8 MW Hydro operating in Plumas, CA — California Independent System Operator
73.8 MW
Nameplate Capacity
3
Generators
units
Conventional Hydroelectric
Technology
1921
Operating Since
Coordinates
40.0855, -121.1482
County
Plumas, CA
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 | 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
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
115 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
35.1K MWh
Latest Month
221.0K MWh
Annual Generation
34.1%
Capacity Factor
$1,846/kW
Installed Cost
$24.3/MWh
Operating Cost
PACIFIC GAS AND ELECTRIC COMPANY
Reporting Utility
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 2026-03-14
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