Catclaw Solar
Solar and battery storage project in Maricopa County, Arizona. 450 MW of nameplate capacity across 2 generators, operated by 311SV 8me, LLC.
Also known as EIA plant 68414
This project groups Catclaw Solar (EIA 68414). EIA reports them as separate plants.
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 450 MWSolar 200.0 · Battery storage 250.0
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- June 2026First generator online
- Operator
- 311SV 8me, LLCEIA operator ID 66784
- Grid
- AZPSBalancing authority AZPS
- Price nodes
- None linkedNo verified ISO node
- Location
- Maricopa County, AZ33.5806, −112.6867
- EIA plant ID
- 68414EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Catclaw Solar produces
Free · EIA-923Net generation, 2025
Not reported
Not reported MWh, final. 0 of 12 months reported
Capacity factor, 2025
Not reported
2024: Not reported
January to July 2026
94.5 GWh
Provisional. 2 of 7 months reported
| 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 | Not reported | Not reported | 0 of 12 |
| 2024 | Not reported | Not reported | 0 of 12 |
| 2025 | Not reported | Not reported | 0 of 12 |
| 2026 (provisional, partial year) | 94,454 | Not reported | 2 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 |
|---|---|---|---|
| CC8 | Solar Photovoltaic | 200.0 | June 2026 |
| SV | Batteries | 250.0 | June 2026 |
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 311SV 8me, 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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Power plants near Catclaw Solar
Questions about Catclaw Solar
Where is Catclaw Solar?
Catclaw Solar is in Maricopa County, Arizona, at 33.5806, −112.6867. It is in the Arizona Public Service Company balancing area (AZPS).
Who operates Catclaw Solar?
EIA-860M for August 2026 lists 311SV 8me, LLC as the operator (EIA operator ID 66784). The operator is not always the owner.
Is Catclaw Solar a solar or a battery storage plant?
Both. Solar capacity totals 200 MW and battery storage capacity totals 250 MW.
When did Catclaw Solar start operating?
Its first generator began operating in June 2026, 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