Query
Tunnel 1 Power Project
Type
Entity Briefing
Entity
Tunnel 1 Power Project
Generated
2026-10-17T09:11:10.145Z

Briefing on Tunnel 1 Power Project

Entity Briefing
Generated Oct 17, 2026·Dataset freshness not reported
9 MW
Capacity
Operating
Current status
1993
Operating since
1
Generators
29.9%
Capacity factor
22 GWh
Annual generation
Briefing/plantOperating

Tunnel 1 Power Project is a 9 MW Conventional Hydroelectric asset in Oregon, currently Operating.

Tunnel 1 Power Project is reported in Oregon since 1993 under Owyhee Irrigation District. Available operating and financial measures include 29.9% capacity factor and 22 GWh annual generation; $2294/kW reported CapEx.

Location
Malheur, Oregon
Technology
Conventional Hydroelectric
Owner / parent
Owyhee Irrigation District
Operator
Owyhee Irrigation District
Grid
Idaho Power Company
Plant ID
50362

What stands out

1

Tunnel 1 Power Project is a 9 MW Conventional Hydroelectric asset in Oregon with status Operating.

2

Latest annual operating measures report 29.9% capacity factor and 22 GWh annual generation.

3

Available financial measures include $2294/kW CapEx.

Market and operating context

Balancing authority
Idaho Power Company
NERC region
WECC
State rank
#38 of 63
National rank
#707 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.