Tiger Creek — Plant Summary
- EIA Plant ID
- 287
- Capacity
- 52.2 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Amador, CA
- Operating Since
- 1931
- Generators
- 2
- Operator
- Pacific Gas & Electric Co.
- Parent Company
- PG&E
- Annual Generation
- 225,092 MWh
- Capacity Factor
- 49.0%
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
Tiger Creek
OperatingHydro
Ranked #63 of 247 Hydro plants in CA#291 of 1454 nationally
52.2 MW Hydro operating in Amador, CA — California Independent System Operator
EIAGEMWD
52.2 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1931
Operating Since
Location
Coordinates
38.4493, -120.4926
County
Amador, CA
Nearby Plants
- West Point PHHydro13.6 MW · 5.9 km
- ElectraHydro102.5 MW · 20.3 km
- Salt SpringsHydro42 MW · 24.5 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 | Pacific Gas & Electric Co. | Pacific Gas and Electric | — |
| Owner(s) | Pacific Gas & Electric Co. | PG&E | — |
| Status | Operating | operating | — |
Ownership Chain
About
Tiger Creek is a 52.2 MW hydroelectric power plant located in Amador County, California. The plant, which began operating in 1931, utilizes conventional hydroelectric technology and consists of two generators. It is owned and operated by Pacific Gas & Electric Co. (PG&E). The plant's primary fuel source is water (WAT).
In the most recent year with available data, Tiger Creek generated 225,092 MWh of electricity, achieving a capacity factor of 49.0%. The plant operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Tiger Creek ranks 63rd out of 247 power plants in California and 295th out of 1464 plants nationally. Financial data indicates an installed cost of $2923.03 per kW.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
230 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
22.5K MWh
Latest Month
225.1K MWh
Annual Generation
49.0%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$3,004/kW
Installed Cost
$29.8/MWh
Operating Cost
PACIFIC GAS AND ELECTRIC COMPANY
Reporting Utility
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidencePoint of Interconnection
Nearest Substation
Tiger Creek
Substation Distance
< 10 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
CAISO
LMP Node
TIGRCK_7_UNITS-APND
Pricing Hub
TH_NP15_GEN-APND
Location Type
Aggregated Node
Node Source
EIA-860 direct report
News & Articles (10)Beta
Regulatory·federal policy
Pacific Gas and Electric Company; Notice of Application for Temporary Variance of Flow Requirements Accepted for Filing and Soliciting Comments, Motions To Intervene, and Protests
Federal Register (FERC)·3 weeks ago
General
County supervisors greenlight draft rules for battery energy storage facilities
A proposal next to a Pacific Gas and Electric Co. substation near Watsonville for a lithium battery facility could be approved without local...
Santa Cruz Local·2 months ago
Industry·other
Duke Energy Florida completes upgrades at two power plants
Duke Energy Florida has finished upgrades on the Bartow Power Plant in St. Petersburg and two units at Hines Energy Complex in Bartow.
Duke Energy Florida (operator)
Daily Energy Insider·3 months ago
General
Duke Energy Florida completes upgrades at two power plants
Duke Energy Florida has finished upgrades on the Bartow Power Plant in St. Petersburg and two units at Hines Energy Complex in Bartow.
Daily Energy Insider·3 months ago
Last updated 2026-03-25
View all 10 articles