Big Cliff

Power plant · Hydro

Key facts

Power plant · Hydro Out of service

Commissioned: 1954
Net generation, 2025: 61,088 MWh
Grid: 14 kV to Bonneville Power Administration (BPAT)
Location: Marion County, Oregon
Operated by: USACE Northwestern DivisionSourceEIA-860M Preliminary Monthly Electric Generator Inventory

Net generation MWh by year, 2001 to 2025

No companies named in filings yet.

Interested in this project?

Our team gets you what you need.

Beta: private project space · data room · readiness check

All 6 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory

Attributes
Attribute	Value
Grid	Nerc region WECC Report year 2025 Grid voltage kv 13.80 Transmission owner Bonneville Power Administration Balancing authority code BPAT Balancing authority name Bonneville Power Administration
Eia status	By code OA Mw 18 Units 1 Standby mw 0 Status rule majority_mw_out_of_service In service mw 18 Out of service mw 18
Fuel burned (MMBtu), 2025	208,448
Capacity factor, 2025	0.387
Net generation (MWh), 2025	61,088
Balancing authority code	BPAT

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