Query
Big Cliff
Type
Entity Briefing
Entity
Big Cliff
Generated
2026-10-18T03:38:00.259Z

Briefing on Big Cliff

Entity Briefing
Generated Oct 18, 2026·Dataset freshness not reported
18 MW
Capacity
Out of service
Current status
1954
Operating since
1
Generators
57.5%
Capacity factor
91 GWh
Annual generation
Briefing/plantOut of service

Big Cliff is a 18 MW Conventional Hydroelectric asset in Oregon, currently Out of service.

Big Cliff is reported in Oregon since 1954 under USACE Northwestern Division. Available operating and financial measures include 57.5% capacity factor and 91 GWh annual generation; $2294/kW reported CapEx.

Location
Marion, Oregon
Technology
Conventional Hydroelectric
Owner / parent
USACE Northwestern Division
Operator
USACE Northwestern Division
Grid
Bonneville Power Administration
Plant ID
3074

What stands out

1

Big Cliff is a 18 MW Conventional Hydroelectric asset in Oregon with status Out of service.

2

Latest annual operating measures report 57.5% capacity factor and 91 GWh annual generation.

3

Available financial measures include $2294/kW CapEx.

Market and operating context

Balancing authority
Bonneville Power Administration
NERC region
WECC
State rank
#29 of 63
National rank
#503 of 1,462

Why it matters

For this asset, operating status, generation, ownership, and linked events are the primary facts for performance and asset-level diligence. The exact chart and source-linked records below let the reader test those facts before moving to a deeper report.