SolarBattery storageOperatingAZPS

Red Rock

Solar and battery storage project in Maricopa County, Arizona. 84.9 MW of nameplate capacity across 2 generators, operated by Arizona Public Service Co.

Also known as EIA plant 60467

This project groups Red Rock (EIA 60467). EIA reports them as separate plants.

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SaguaroSerranoAvra Valley SolarPicture Rocks Solar, LLCNorth LoopRed Rock10 km
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5 plants within 23 km, from EIA coordinates.

Key facts

Capacity
84.9 MWSolar 43.9 · Battery storage 41.0
Generators
2 operatingEIA-860M, August 2026
Operating since
February 2017First generator online
Operator
Arizona Public Service CoEIA operator ID 803
Grid
AZPSBalancing authority AZPS
Price nodes
None linkedNo verified ISO node
Location
Maricopa County, AZ32.5510, −111.2892
EIA plant ID
60467EIA plant page

Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.

How much power Red Rock produces

Free · EIA-923

Net generation, 2025

85.9 GWh

85,866 MWh, final

Capacity factor, 2025

23.5%

2024: Not reported

January to July 2026

53.4 GWh

Provisional

Range, 2018 to 2025

26.0–120.0

GWh a year. Low 2023, high 2018

Annual net generation, GWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
2000Not reportedNot reported0 of 12
2001Not reportedNot reported0 of 12
2002Not reportedNot reported0 of 12
2003Not reportedNot reported0 of 12
2004Not reportedNot reported0 of 12
2005Not reportedNot reported0 of 12
2006Not reportedNot reported0 of 12
2007Not reportedNot reported0 of 12
2008Not reportedNot reported0 of 12
2009Not reportedNot reported0 of 12
2010Not reportedNot reported0 of 12
2011Not reportedNot reported0 of 12
2012Not reportedNot reported0 of 12
2013Not reportedNot reported0 of 12
2014Not reportedNot reported0 of 12
2015Not reportedNot reported0 of 12
2016Not reportedNot reported0 of 12
2017114,73336.4%11 of 12
2018120,00534.2%12 of 12
2019116,16933.2%12 of 12
2020115,59632.9%12 of 12
2021118,38733.8%12 of 12
2022105,34730.1%12 of 12
202325,9777.4%12 of 12
202491,306Not reported12 of 12
202585,86623.5%12 of 12
2026 (provisional, partial year)53,35925.0%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 account

No verified ISO price node is linked to this plant, or its price history could not load.

Emissions

Free · EPA CAMPD

No EPA emissions units are linked to this plant.

Water use

Free · EIA-923 cooling, USGS

No 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
GeneratorTechnologyNameplate MWOnline since
PV1Solar Photovoltaic43.9February 2017
RR40MBatteries41.0November 2023

Ownership and offtake

Pro
Pro

Ownership and offtake are part of Pro

Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Arizona Public Service Co as the operator, which is not always the owner.

Modeled data

Pro

Pro adds modeled values for this plant. Everything above stays free.

Modeled

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.

Modeled

Expected vs reported generation

Monthly modeled expected output and physical potential next to EIA-923 reported output.

Analyst and MCP

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Power plants near Red Rock

More plants operated by Arizona Public Service Co

Questions about Red Rock

How much power does Red Rock produce?

Red Rock reported 85,866 MWh (85.9 GWh) of net generation in 2025, a 23.5% capacity factor on 84.9 MW of nameplate capacity. From January to July 2026 it reported 53.4 GWh, which is provisional.

Where is Red Rock?

Red Rock is in Maricopa County, Arizona, at 32.5510, −111.2892. It is in the Arizona Public Service Company balancing area (AZPS).

Who operates Red Rock?

EIA-860M for August 2026 lists Arizona Public Service Co as the operator (EIA operator ID 803). The operator is not always the owner.

Is Red Rock a solar or a battery storage plant?

Both. Solar capacity totals 43.9 MW and battery storage capacity totals 41 MW.

When did Red Rock start operating?

Its first generator began operating in February 2017, 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