Pit 4 — Plant Summary
- EIA Plant ID
- 267
- Capacity
- 103.4 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Shasta, CA
- Operating Since
- 1955
- Generators
- 2
- Operator
- Pacific Gas & Electric Co.
- Parent Company
- PG&E
- Annual Generation
- 396,575 MWh
- Capacity Factor
- 43.5%
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
Pit 4
OperatingHydro
Ranked #40 of 247 Hydro plants in CA#183 of 1454 nationally
103.4 MW Hydro operating in Shasta, CA — California Independent System Operator
EIAGEMWD
103.4 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1955
Operating Since
Location
Coordinates
40.9864, -121.8494
County
Shasta, CA
Nearby Plants
- Nelson CreekHydro1.2 MW · 5.9 km
- Pit 3Hydro80.1 MW · 8.6 km
- James B BlackHydro168.6 MW · 10.6 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
Pit 4 is a hydroelectric power plant located in Shasta County, California. The plant, owned and operated by Pacific Gas & Electric (PG&E), has a total capacity of 103.4 MW distributed across two generators. It began operating in 1955, utilizing conventional hydroelectric technology with water as its primary fuel source.
In the most recent year with available data, Pit 4 generated 396,575 MWh of electricity, achieving a capacity factor of 43.5%. The plant operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. According to available rankings, Pit 4 is the 40th largest of 42 hydroelectric plants in California and the 183rd largest of 194 nationwide. Financial data indicates an installed cost of $848.22 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
41.4K MWh
Latest Month
396.6K MWh
Annual Generation
43.5%
Capacity Factor
Jan 2023 – Dec 2025
Financial DataBeta
Source: FERC Form 1HIGH
$847/kW
Installed Cost
$8.5/MWh
Operating Cost
PACIFIC GAS AND ELECTRIC COMPANY
Reporting Utility
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
CAISO
LMP Node
PIT4_7_PL1X2-APND
Pricing Hub
TH_NP15_GEN-APND
Location Type
Aggregated Node
Node Source
EIA-860 direct report
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