Saint Solar
Solar and battery storage project in Pinal County, Arizona. 200 MW of nameplate capacity across 2 generators, operated by Saint Solar LLC.
Also known as EIA plant 63476
This project groups Saint Solar (EIA 63476) and Saint Energy Storage II LLC (EIA 66716). EIA reports them as separate plants.
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 200 MWSolar 100.0 · Battery storage 100.0
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- January 2021First generator online
- Operator
- Saint Solar LLCEIA operator ID 63210
- Grid
- SRPBalancing authority SRP
- Price nodes
- None linkedNo verified ISO node
- Location
- Pinal County, AZ32.8663, −111.5024
- EIA plant ID
- 63476EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Saint Solar produces
Free · EIA-923Net generation, 2025
267 GWh
267,418 MWh, final
Capacity factor, 2025
32.4%
2024: 30.5%
January to July 2026
162 GWh
Provisional
Range, 2024 to 2025
251.3–267.4
GWh a year. Low 2024, high 2025
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | Not reported | Not reported | 0 of 12 |
| 2013 | Not reported | Not reported | 0 of 12 |
| 2014 | Not reported | Not reported | 0 of 12 |
| 2015 | Not reported | Not reported | 0 of 12 |
| 2016 | Not reported | Not reported | 0 of 12 |
| 2017 | Not reported | Not reported | 0 of 12 |
| 2018 | Not reported | Not reported | 0 of 12 |
| 2019 | Not reported | Not reported | 0 of 12 |
| 2020 | Not reported | Not reported | 0 of 12 |
| 2021 | Not reported | Not reported | 0 of 12 |
| 2022 | Not reported | Not reported | 0 of 12 |
| 2023 | 22,369 | 17.3% | 2 of 12 |
| 2024 | 251,302 | 30.5% | 12 of 12 |
| 2025 | 267,418 | 32.4% | 12 of 12 |
| 2026 (provisional, partial year) | 162,497 | 34.3% | 7 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| SAINT EIA 63476 | Solar Photovoltaic | 100.0 | January 2021 |
| SB123 EIA 66716 | Batteries | 100.0 | September 2023 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Saint Solar LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Modeled curtailment
A range, not one number. The lower bound counts hours inside the production tax credit window; the upper bound is the no-credit case.
Expected vs reported generation
Monthly modeled expected output and physical potential next to EIA-923 reported output.
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Questions about Saint Solar
How much power does Saint Solar produce?
Saint Solar reported 267,418 MWh (267 GWh) of net generation in 2025, a 32.4% capacity factor on 200 MW of nameplate capacity. From January to July 2026 it reported 162 GWh, which is provisional.
Where is Saint Solar?
Saint Solar is in Pinal County, Arizona, at 32.8663, −111.5024. It is in the Salt River Project balancing area (SRP).
Who operates Saint Solar?
EIA-860M for August 2026 lists Saint Solar LLC as the operator (EIA operator ID 63210). The operator is not always the owner.
Is Saint Solar a solar or a battery storage plant?
Both. Solar capacity totals 100 MW and battery storage capacity totals 100 MW.
When did Saint Solar start operating?
Its first generator began operating in January 2021, according to EIA-860M.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page