Query
Stewart Mountain
Type
Entity Briefing
Entity
Stewart Mountain
State
MT
Generated
2026-10-19T04:49:14.132Z

Briefing on Stewart Mountain

Entity Briefing
Generated Oct 19, 2026·Dataset freshness not reported
13 MW
Capacity
Operating
Current status
1930
Operating since
1
Generators
40.0%
Capacity factor
46 GWh
Annual generation
Briefing/plantOperating

Stewart Mountain is a 13 MW Conventional Hydroelectric asset in Arizona, currently Operating.

Stewart Mountain is reported in Arizona since 1930 under Salt River Project. Available operating and financial measures include 40.0% capacity factor and 46 GWh annual generation; $2294/kW reported CapEx.

Location
Maricopa, Arizona
Technology
Conventional Hydroelectric
Owner / parent
Salt River Project
Operator
Salt River Project
Grid
Salt River Project
Plant ID
150

What stands out

1

Stewart Mountain is a 13 MW Conventional Hydroelectric asset in Arizona with status Operating.

2

Latest annual operating measures report 40.0% capacity factor and 46 GWh annual generation.

3

Available financial measures include $2294/kW CapEx.

4

Latest linked story: “Google-backed CO2 battery firm Energy Dome to deploy 19MW system at SRP run power plant in Arizona” (Data Center Dynamics, 2026-06-20).

Market and operating context

Balancing authority
Salt River Project
NERC region
WECC
State rank
#9 of 11
National rank
#580 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.