Scatter Wash 2 — Plant Summary
- EIA Plant ID
- 67455
- Capacity
- 85 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries
- Status
- Operating
- Location
- Maricopa, AZ
- Operating Since
- 2025
- Generators
- 1
- Operator
- Scatter Wash Energy Storage, LLC
- Parent Company
- —
- Annual Generation
- -10,382 MWh
- Capacity Factor
- -2.1%
- Balancing Authority
- Arizona Public Service Company
- ISO/RTO
- —
- NERC Region
- WECC
Scatter Wash 2
OperatingBESS
Ranked #41 of 55 BESS plants in AZ#348 of 837 nationally
85 MW BESS operating in Maricopa, AZ — Arizona Public Service Company
EIA
85 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2025
Operating Since
Location
Coordinates
33.7122, -112.0820
County
Maricopa, AZ
Nearby Plants
- Scatter Wash 1BESS170 MW · 0.0 km
- Paradise Valley H.S. PVSolar1.3 MW · 10.9 km
- Lake Pleasant WTPSolar6.5 MW · 18.9 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Scatter Wash Energy Storage, LLC | — | — |
| Owner(s) | Scatter Wash Energy Storage, LLC | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
Scatter Wash 2 is an 85 MW battery energy storage system (BESS) located in Maricopa County, Arizona. The facility began operating in 2025 and has one generator. It is owned and operated by Scatter Wash Energy Storage, LLC. The plant utilizes batteries as its primary fuel source, designated by the code "MWH." The BESS has a duration of 4 hours.
Scatter Wash 2 operates within the Arizona Public Service Company balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. According to available rankings, the plant is the 49th largest out of 68 facilities in Arizona and ranks 531st out of 1205 nationally. There have been 6 news articles related to the plant, all of which pertain to deals.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Arizona Public Service Company
Grid Voltage
69 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
−1.2K MWh
Net Charging
-10.4K MWh
Annual Net Energy
-2.1%
Capacity Factor
Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.
Financial Data
No financial data available for this plant.
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (10)Beta
Deals·project finance
CIP acquires another 1 GWh Arizona battery
CIP's fund has snapped up a 250 MW, four-hour duration BESS project in Arizona.
CIP (buyer)
ESS News·7 months ago
General
Strata Clean Energy enters into 600 MWh battery storage tolling agreement with APS
Under the tolling agreement, Arizona Public Service (APS) can charge and discharge the system for energy as needed. In return, Strata will...
pv magazine USA·11 months ago
Deals·project finance
Project Finance Brief: ZE Energy Secures Financing for 77 MW Solar and Storage Project
ZE Energy, a France-based solar and energy storage project developer, closed an assetco financing to construct a 77 MWp solar ...
ZE Energy (developer)
Mercom Capital Group·1 years ago
Deals·project finance
CIP acquires 1 GWh Arizona battery, BrightNight announces 800 MWh Washington project
Two grid-scale standalone battery energy storage system (BESS) announcements in the United States have highlighted the move by utilities to...
CIP (buyer)BrightNight (developer)
pv magazine USA·1 years ago
Last updated 2026-03-26
View all 10 articles