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74.1 MW Hydro operating in El Dorado, CA — Balancing Authority of Northern California
74.1 MW
Nameplate Capacity
1
Generators
unit
Conventional Hydroelectric
Technology
1971
Operating Since
Coordinates
38.9827, -120.3245
County
El Dorado, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Sacramento Municipal Util Dist | Sacramento Municipal Util Dist | — |
| Owner(s) | Sacramento Municipal Util Dist | Sacramento Municipal Util Dist | — |
| Status | Operating | operating | — |
GEM identifies the owner as Sacramento Municipal Util Dist
This entity is not yet in the GEM ownership database — chain unavailable.
The Loon Lake hydroelectric plant is located in El Dorado County, California. The plant has a total capacity of 74.1 MW and began operating in 1971. It is owned and operated by the Sacramento Municipal Utility District (SMUD). The plant utilizes a single generator and conventional hydroelectric technology, drawing power from water (WAT) as its primary fuel source.
Loon Lake's latest annual generation was 63,236 MWh, resulting in a capacity factor of 9.7%. The plant operates within the Balancing Authority of Northern California (BANC) and the Western Electricity Coordinating Council (WECC) NERC region. It is ranked as the 53rd largest power plant in California out of 247, and 239th nationally out of 1464 plants.
Generated from EIA, GEM, and public data sources
Grid Region
California (non-ISO)
Market
WEIM Participant
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
141 MWh
Latest Month
63.2K MWh
Annual Generation
9.7%
Capacity Factor
2013
$2,294/kW
Est. Construction Cost
Total estimated cost: $170.0M
This plant's balancing authority participates in CAISO's Western Energy Imbalance Market (WEIM). Direct nodal pricing data is not yet available.
Last updated 2026-03-14
View all articlesNo ask pi reports yet for this entity.
ask pi about Loon LakeBalancing Authority of Northern California (BANC)
Grid Voltage
69.0 kV
Regulatory Status
RE — Regulated
Entity Type
Political Subdivision
Sector
Electric Utility