Mt. Home Solar 1, LLC — Plant Summary
- EIA Plant ID
- 59695
- Capacity
- 20 MW
- Primary Fuel
- Solar
- Technology
- Solar Photovoltaic
- Status
- Operating
- Location
- Elmore, ID
- Operating Since
- 2017
- Generators
- 1
- Operator
- Standard Solar
- Parent Company
- —
- Annual Generation
- 47,183 MWh
- Capacity Factor
- 26.8%
- Balancing Authority
- Idaho Power Company
- ISO/RTO
- —
- NERC Region
- WECC
Mt. Home Solar 1, LLC
OperatingSolar
Ranked #8 of 14 Solar plants in ID#1666 of 7447 nationally
20 MW Solar operating in Elmore, ID — Idaho Power Company
EIAGEMWD
20 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2017
Operating Since
Location
Coordinates
43.1290, -115.7520
County
Elmore, ID
Nearby Plants
- Evander Andrews Power ComplexNatural Gas270.9 MW · 5.8 km
- Crimson Orchard Solar and BESSBESS200 MW · 5.8 km
- Elmore BESSBESS4 MW · 6.1 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Standard Solar | Standard Solar | — |
| Owner(s) | Standard Solar | Standard Solar [100%] | — |
| Status | Operating | operating | — |
Ownership Chain
GEM identifies the owner as Standard Solar [100%]
This entity is not yet in the GEM ownership database — chain unavailable.
About
Mt. Home Solar 1, LLC is a 20 MW solar photovoltaic power plant located in Elmore County, Idaho. The plant, which began operating in 2017, utilizes single-axis tracking technology to maximize solar energy capture. It is owned and operated by Standard Solar. The plant's primary fuel source is the sun. Mt. Home Solar 1 is ranked as the 8th largest solar plant in Idaho out of 14, and 1518th nationally out of 7108 plants.
In its most recent year of operation, Mt. Home Solar 1 generated 47,183 MWh of electricity, achieving a capacity factor of 26.8%. The plant operates within the Idaho Power Company balancing authority and is part of the Western Electricity Coordinating Council (WECC) NERC region. Financial data is available for the plant from LBNL Solar.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Idaho Power Company
Grid Voltage
69 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
1.4K MWh
Latest Month
47.2K MWh
Annual Generation
26.8%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: LBNL Utility-Scale SolarHIGH
$53.2/MWh
LCOE (Levelized Cost)
$21.2/MWh
Energy Value
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (4)Beta
General
TurningPoint Energy and Standard Solar Partner to Build Two Delaware Community Solar Projects, Totaling 11.2 MW
Projects will power nearly 1,700 homes annually while providing long‑term community benefits and charitable investment across Delaware.
Business Wire·1 months ago
General
Idaho has ‘the highest potential’ for geothermal power. Why aren’t we using it?
Companies say they're interested in expanding their use of the renewable energy source, but there are major barriers.
Idaho Statesman·1 years ago
General
U.S. Light Energy, Standard Solar complete 7-MW New York community solar project
U.S. Light Energy, a New York solar energy company specializing in the development of solar electric and community solar systems,...
Solar Power World·6 years ago
General
10-K
Washington, D.C. 20549. Form 10-K. x. ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934.
SEC.gov·9 years ago
Last updated 2026-03-26
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