Query
Nine Mile
Type
Entity Briefing
Entity
Nine Mile
State
ME
Generated
2026-10-17T06:49:25.977Z

Briefing on Nine Mile

Entity Briefing
Generated Oct 17, 2026·Dataset freshness not reported
38 MW
Capacity
Operating
Current status
1908
Operating since
4
Generators
38.2%
Capacity factor
126 GWh
Annual generation
Briefing/plantOperating

Nine Mile is a 38 MW Conventional Hydroelectric asset in Washington, currently Operating.

Nine Mile is reported in Washington since 1908 under Avista. Available operating and financial measures include 38.2% capacity factor and 126 GWh annual generation; $3066/kW reported CapEx.

Location
Spokane, Washington
Technology
Conventional Hydroelectric
Owner / parent
Avista
Operator
Avista Corp
Grid
Avista Corporation
Plant ID
3869

What stands out

1

Nine Mile is a 38 MW Conventional Hydroelectric asset in Washington with status Operating.

2

Latest annual operating measures report 38.2% capacity factor and 126 GWh annual generation.

3

Available financial measures include $9.7/MWh OpEx, $3066/kW CapEx.

Market and operating context

Balancing authority
Avista Corporation
NERC region
WECC
State rank
#36 of 73
National rank
#360 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.