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74.5 MW Geothermal operating in Imperial, CA — Imperial Irrigation District
74.5 MW
Nameplate Capacity
4
Generators
units
Geothermal
Technology
2006
Operating Since
Coordinates
32.7144, -115.5356
County
Imperial, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | ORCAL Geothermal, Inc | ORCAL Geothermal Inc | — |
| Owner(s) | Ormat Nevada Inc, Second Imperial Geothermal Company | ORCAL Geothermal Inc | — |
| Status | Operating | operating | — |
GEM identifies the owner as ORCAL Geothermal Inc
This entity is not yet in the GEM ownership database — chain unavailable.
Second Imperial Geothermal is a 74.5 MW geothermal power plant located in Imperial County, California. The plant began operating in 2006 and is owned and operated by ORCAL Geothermal, Inc. It consists of four generators utilizing geothermal technology and is fueled by geothermal resources (GEO). The plant operates within the Imperial Irrigation District balancing authority and the Western Electricity Coordinating Council (WECC) NERC region.
In the latest year of reported data, Second Imperial Geothermal generated 302,329 MWh of electricity, achieving a capacity factor of 46.2%. The plant is a significant geothermal energy producer in California, ranking as the 11th largest out of 33 geothermal plants in the state, and 15th largest out of 70 nationally. The plant's operations have been the subject of 9 news articles, with coverage focusing on regulatory matters (5 articles), industry news (3 articles), and hazards (1 article).
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
26.7K MWh
Latest Month
302.3K MWh
Annual Generation
46.2%
Capacity Factor
CO₂ Intensity
0 lb/MWh
NOx
0.000 lb/MWh
SO₂
2013
$2,851/kW
Est. Construction Cost
Total estimated cost: $212.4M
This plant is in a bilateral market territory without organized wholesale pricing. Nodal pricing data is not available.
Last updated 2026-03-14
View all 9 articlesNo ask pi reports yet for this entity.
ask pi about Second Imperial GeothermalImperial Irrigation District (IID)
Grid Voltage
92.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
0.000 lb/MWh
CH₄
—
N₂O
—
Capacity Factor
50.0%
Annual Net Gen
327 GWh
CO₂eq
0.000 lb/MWh
Subregion
WECC Southwest