Red Rock

25990 East Camino Adelante Roa, Red Rock, AZ 85145

Plant Summary Information

Red Rock is ranked #37 out of 116 solar farms in Arizona in terms of total annual net electricity generation.

Red Rock generated 19.1 GWh during the 3-month period between September 2025 to December 2025.

Plant Name	Red Rock
Utility Name	Arizona Public Service Co
Location	Maricopa County, AZ
Initial Operation Date	February 2017
Last Update	Dec 2025
Annual Generation	85.9 GWh
Annual Consumption	315.5 k MMBtu
Ranked #3,597 out of 12,613 Power Plants Nationwide
Ranked #861 out of 6,463 Solar Power Plants Nationwide
Ranked #77 out of 169 Arizona Power Plants
Ranked #37 out of 116 Arizona Solar Power Plants
Fuel Types	Solar

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Summary Information
Plant Name	Red Rock (60467)
Plant Address	25990 East Camino Adelante Roa, Red Rock, AZ 85145
Utility	Arizona Public Service Co (803)
Latitude, Longitude	32.55103, -111.28923
Generation Dates on File	Feb 2017 to Dec 2025
Initial Operation Date	February 2017
Annual Generation	85.9 GWh
Fuel Types	Solar

Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration Status	No
FERC Small Power Producer Status	No
FERC Exempt Wholesale Generator Status	No

Regulatory Information
Regulatory Status	Regulated
NERC Region	WECC
Balancing Authority	Arizona Public Service Company (AZPS)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source	NA
Ash Impoundment	No
Transmission / Distribution Owner	Arizona Public Service Co (803) AZ
Grid Voltage	115.00 kV
Energy Storage	Yes

* Data obtained from the 2024 EIA 860 Report

Solar Details
Single Axis Tracking	Yes
DC Net Capacity	57.7 MW
Crystalline Silicon	Yes
Net Metering Agreement	No
Virtual Net Metering Agreement	No

Technology	Batteries
Prime Mover	Battery
Ownership	Single Owner
RTO ISO LMP Node Designation	DR_1_RDROCKSLR-APND
RTO ISO Location Designation For Reporting Wholesale Sales Data	DR_1_RDROCKSLR-APND
Nameplate Capacity	41 MW
Summer Capacity	41 MW
Winter Capacity	41 MW
Minimum Load	0.1 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	November 2023
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Electricity used for energy storage
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M

Energy Storage Details
Nameplate Energy Capacity MWH	164
Maximum Charge Rate	41 MW
Maximum Discharge Rate	41 MW
Storage Technology	LIB
Nameplate Reactive Power Rating	25.5
Storage Enclosure Type	CS
Arbitrage	Yes
Ramping Spinning Reserve	Yes
System Peak Shaving	P
Voltage Or Reactive Power Support	Yes
Excess Wind And Solar Generation	Yes
Ac Coupled	Yes
Direct Support Of Another Unit	Yes
Direct Support Plant Id	60467
Direct Support Gen Id	PV1
Support T D Asset	No

Owner Name	Address	Generator	Ownership
*We couldn't locate any owners for this plant*

Power plants with a similar annual net generation from Solar.

Rank	Plant Name	Plant Location	Annual Generation
#851	Warsaw Farm	Warsaw, NC	93.9 GWh
#852	Five Points Solar Park	Five Points, CA	93.3 GWh
#853	Gulf Coast Solar Center III	Bellview, FL	93.2 GWh
#854	Millington Solar Farm	Millington, TN	93.1 GWh
#855	Lake Hancock Solar	Bartow, FL	93.0 GWh
#856	Louise Solar	Taopi, MN	92.9 GWh
#857	Seabrook Solar	Seabrook, SC	92.6 GWh
#858	Skeleton Creek Energy Center Hybrid	Carrier, OK	898.8 GWh
#859	Roaring Springs, LLC	Motley, TX	91.7 GWh
#860	Monroe Solar Facility	Monroe, NC	90.9 GWh
#862	Gila Bend Hybrid	Gila Bend, AZ	84.7 GWh
#863	Sumrall I Solar Farm	Sumrall, MS	90.2 GWh
#864	Highest Power Solar, LLC	Louisburg, NC	90.0 GWh
#865	Sunnybrook Solar Project - Hybrid	Scottsburg, VA	89.8 GWh
#866	Stanly Solar, LLC	Albemarle, NC	89.4 GWh
#867	Edwards Sanborn S4	Mojave, CA	88.9 GWh
#868	Black Mesa Solar, LLC	King Hill, ID	89.2 GWh
#869	Fayette Solar	Greenfield, OH	88.9 GWh
#870	Nevada Solar One	Boulder City, NV	89.5 GWh
#871	Little Manatee River Solar	Ruskin, FL	88.7 GWh

Below are closest 20 power plants surrounding Red Rock.

Plant Name	Plant Location	Annual Generation	Distance
Amphitheater High School Solar	Tucson, AZ	1.8 GWh	26.8 mi
Avra Valley Solar	Marana, AZ	62.5 GWh	12.4 mi
Broadway 2 - Tucson Phase II	Tucson, AZ	2.0 GWh	21 mi
Broadway 3 - Tucson Phase I	Tucson, AZ	1.6 GWh	21 mi
Canyon Del Oro High School Solar	Oro Valley, AZ	2.4 GWh	22.1 mi
Central Line Solar, LLC	Coolidge, AZ	269.4 GWh	25.4 mi
Demoss Petrie	Tucson, AZ	2.5 GWh	27 mi
East Line Solar	Coolidge, AZ	254.6 GWh	26 mi
Eleven Mile Solar Center	Coolidge, AZ	792.6 GWh	27.7 mi
North Loop	Tucson, AZ	2.5 GWh	14.1 mi
Picture Rocks Solar, LLC	Marana, AZ	49.8 GWh	12.8 mi
Pima Community College NW	Tucson, AZ	3.0 GWh	20.9 mi
Pinal Central Energy Center Hybrid	Casa Grande, AZ	55.9 GWh	27.1 mi
Roger Road WWTP	Tucson, AZ	1.1 GWh	23.5 mi
Saguaro	Red Rock, AZ	135.2 GWh	0.6 mi
Saint Solar	Coolidge, AZ	284.1 GWh	25.1 mi
Serrano	Marana, AZ	324.7 GWh	3.5 mi
Storey Solar and Storage	Coolidge, AZ	300.8 GWh	26.3 mi
University of Arizona - Biosphere 2	Oracle, AZ	53.0 MWh	25.5 mi
West Line Solar, LLC	City of Eloy, AZ	258.6 GWh	21 mi