Scatter Wash 1
Battery storage project in Maricopa County, Arizona. 170 MW of nameplate capacity across 1 generator, operated by Scatter Wash Energy Storage, LLC.
Also known as EIA plant 67454
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 170 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- April 2025First generator online
- Operator
- Scatter Wash Energy Storage, LLCEIA operator ID 67092
- Grid
- AZPSBalancing authority AZPS
- Price nodes
- None linkedNo verified ISO node
- Location
- Maricopa County, AZ33.7126, −112.0820
- EIA plant ID
- 67454EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Scatter Wash 1 produces
Free · EIA-923Net generation, 2025
−21.8 GWh
−21,769 MWh, final. 8 of 12 months reported
Battery discharge, 2025
162 GWh
Charge 184 GWh
January to July 2026
−15.7 GWh
Provisional
| 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 | −21,769 | Not reported | 8 of 12 |
| 2026 (provisional, partial year) | −15,693 | Not reported | 7 of 7 |
* 2026 covers January to July and is provisional. Battery plants can report negative net generation, when charging uses more energy than they discharge.
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 |
|---|---|---|---|
| SW1 | Batteries | 170.0 | April 2025 |
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 Scatter Wash Energy Storage, LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
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Power plants near Scatter Wash 1
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Questions about Scatter Wash 1
How much power does Scatter Wash 1 produce?
Scatter Wash 1 reported −21,769 MWh (−21.8 GWh) of net generation in 2025. From January to July 2026 it reported −15.7 GWh, which is provisional. 8 of 12 months were reported for 2025.
Where is Scatter Wash 1?
Scatter Wash 1 is in Maricopa County, Arizona, at 33.7126, −112.0820. It is in the Arizona Public Service Company balancing area (AZPS).
Who operates Scatter Wash 1?
EIA-860M for August 2026 lists Scatter Wash Energy Storage, LLC as the operator (EIA operator ID 67092). The operator is not always the owner.
When did Scatter Wash 1 start operating?
Its first generator began operating in April 2025, 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