San Luis Valley Solar Ranch — Plant Summary
- EIA Plant ID
- 57317
- Capacity
- 35 MW
- Primary Fuel
- Solar
- Technology
- Solar Photovoltaic
- Status
- Operating
- Location
- Alamosa, CO
- Operating Since
- 2011
- Generators
- 1
- Operator
- Avangrid Power LLC
- Parent Company
- Avangrid
- Annual Generation
- 65,951 MWh
- Capacity Factor
- 21.5%
- Balancing Authority
- Public Service Company of Colorado
- ISO/RTO
- —
- NERC Region
- WECC
San Luis Valley Solar Ranch
OperatingSolar
Ranked #24 of 180 Solar plants in CO#1450 of 7447 nationally
35 MW Solar operating in Alamosa, CO — Public Service Company of Colorado
EIAGEMWD
35 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2011
Operating Since
Location
Coordinates
37.6945, -105.9276
County
Alamosa, CO
Nearby Plants
- Greater Sandhill ISolar19 MW · 3.4 km
- SunE AlamosaSolar8.2 MW · 4.2 km
- Hooper SolarSolar52 MW · 5.6 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Avangrid Power LLC | Avangrid Renewables | Avangrid |
| Owner(s) | Avangrid Power LLC | Avangrid | — |
| Status | Operating | operating | — |
Ownership Chain
About
The San Luis Valley Solar Ranch is a 30 megawatt (MWAC) photovoltaic power station in the San Luis Valley, located near the town of Mosca, Colorado. It was the largest solar facility in the state when it came online at the end of 2011. The electricity is being sold to Public Service of Colorado, a subsidiary of Xcel Energy, under a 20-year power purchase agreement.
Read more on WikipediaThe San Luis Valley Solar Ranch is a 35 MW solar photovoltaic power plant located in Alamosa County, Colorado. The plant began operating in 2011 and has one generator. It is owned and operated by Avangrid Power LLC, a subsidiary of Avangrid. The primary fuel source is solar energy. The solar ranch utilizes single-axis tracking technology to maximize energy capture.
In the most recent year of data, the plant generated 65,951 MWh of electricity, resulting in a capacity factor of 21.5%. The San Luis Valley Solar Ranch operates within the Public Service Company of Colorado balancing authority and is part of the Western Electricity Coordinating Council (WECC) NERC region. The plant holds a rank of 23 out of 177 power plants in Colorado and is ranked 1251 out of 7108 plants nationally. Financial data indicates a power purchase agreement (PPA) price of $151.35 per MWh.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Public Service Company of Colorado
Grid Voltage
115 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
3.5K MWh
Latest Month
66.0K MWh
Annual Generation
21.5%
Capacity Factor
Jan 2023 – Dec 2025
Financial DataBeta
Source: LBNL Utility-Scale SolarHIGH
$114.3/MWh
LCOE (Levelized Cost)
$151.3/MWh
PPA Price
$15.7/MWh
Energy Value
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
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