King Mountain Wind Ranch 1

King Mountain Wind Ranch 1 is a 278 MW wind farm in Upton County, Texas, operated by FPL Energy Upton Wind LP. EIA-860M lists 1 generating unit here, inside ERCOT. Its unit entered service in 2001.

As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m

Nameplate capacity
278 MW
278 MW net summer
Generating units
1
In service
2001
EIA plant ID
55581

Where it is

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County
Upton County, Texas
Coordinates
31.2092, -102.2417
Balancing authority
ERCO
Sector
IPP Non-CHP

Units, technology and status

Operator of record
FPL Energy Upton Wind LP
Primary energy source
Wind
Technologies
Onshore Wind Turbine
Status
Operating

Every plant FPL Energy Upton Wind LP reports to EIA →

King Mountain Wind Ranch 1: FAQ

Where is King Mountain Wind Ranch 1?
In Upton County, Texas (TX). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
How big is King Mountain Wind Ranch 1?
278 MW of nameplate capacity across 1 unit, as of the EIA-860M release for 2026-07.
Who owns King Mountain Wind Ranch 1?
EIA-860M names FPL Energy Upton Wind LP as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
Is this the same as King Mountain Wind Ranch 1 LLC?
Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — FPL Energy Upton Wind LP here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "King Mountain Wind Ranch 1 LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
Is King Mountain Wind Ranch 1 still running?
EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.