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55 MW Geothermal operating in Imperial, CA — Imperial Irrigation District
55 MW
Nameplate Capacity
1
Generators
unit
Geothermal
Technology
2012
Operating Since
Coordinates
33.2038, -115.5746
County
Imperial, CA
Nearby Plants
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Hudson Ranch Power I LLC | Hudson Ranch Power I | — |
| Owner(s) | Hudson Ranch Power I LLC | EnergySource | — |
| Status | Operating | operating | — |
GEM identifies the owner as EnergySource
This entity is not yet in the GEM ownership database — chain unavailable.
The John L. Featherstone Plant is a 55 MW geothermal power plant located in Imperial County, California. It began operating in 2012 and is owned and operated by Hudson Ranch Power I LLC. The plant utilizes geothermal technology for electricity generation and consists of a single generator. It is within the Imperial Irrigation District balancing authority and the Western Electricity Coordinating Council (WECC) NERC region.
In its most recent year of operation, the John L. Featherstone Plant generated 433,097 MWh of electricity, achieving a capacity factor of 89.9%. The plant is ranked as the 13th largest out of 33 geothermal plants in California, and 21st out of 70 nationally.
Generated from EIA, GEM, and public data sources
Grid Region
California (non-ISO)
Market
Bilateral Market
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
39.8K MWh
Latest Month
433.1K MWh
Annual Generation
89.9%
Capacity Factor
CO₂ Intensity
89 lb/MWh
NOx
0.001 lb/MWh
SO₂
2013
$2,851/kW
Est. Construction Cost
Total estimated cost: $156.8M
This plant is in a bilateral market territory without organized wholesale pricing. Nodal pricing data is not available.
Last updated 2026-03-26
View all articlesNo ask pi reports yet for this entity.
ask pi about John L. Featherstone PlantImperial Irrigation District (IID)
Grid Voltage
230.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
0.000 lb/MWh
CH₄
—
N₂O
—
Capacity Factor
79.1%
Annual Net Gen
381 GWh
CO₂eq
89 lb/MWh
Subregion
WECC Southwest