Potter Valley

Power plant · Hydro

Key facts

Power plant · Hydro Out of service

Commissioned: 1910
Net generation, 2025: 0 MWh
Grid: 60 kV to Pacific Gas & Electric Co (CISO)
Location: Mendocino County, California
Operated by: Pacific Gas & Electric Co.SourceEIA-860M Preliminary Monthly Electric Generator Inventory

Net generation MWh by year, 2001 to 2025

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All 5 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory

Attributes
Attribute	Value
Grid	Nerc region WECC Report year 2025 Grid voltage kv 60 Transmission owner Pacific Gas & Electric Co Balancing authority code CISO Balancing authority name California Independent System Operator
Eia status	By code OS Mw 9.40 Units 3 Standby mw 0 Status rule majority_mw_out_of_service In service mw 9.40 Out of service mw 9.40
Fuel burned (MMBtu), 2025	0
Net generation (MWh), 2025	0
Balancing authority code	CISO

Data notes (1)

Capacity factor, 2025 not shown: net generation 0.0 MWh is not positive (the plant consumed at least as much as it produced over the year)

3 sources

Sources

EIA-860MOpen license · retrieved Nov 4, 2026
EIAOpen license · retrieved Nov 1, 2026Source: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
EIA-860M Preliminary Monthly Electric Generator Inventory

Projects within 15 mi, nearest first.
Project	Kind	Away	MW
East Road Storage Project Permitted	Storage	8.5 mi	1

Sources