Sundance — Plant Summary
- EIA Plant ID
- 55522
- Capacity
- 695 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combustion Turbine
- Status
- Operating
- Location
- Pinal, AZ
- Operating Since
- 2002
- Generators
- 12
- Operator
- Arizona Public Service Co
- Parent Company
- Pinnacle West Capital
- Annual Generation
- 313,093 MWh
- Capacity Factor
- 5.1%
- Balancing Authority
- Western Area Power Administration - Desert Southwest Region
- ISO/RTO
- —
- NERC Region
- WECC
Sundance
OperatingNatural Gas
Ranked #12 of 33 Natural Gas plants in AZ#311 of 2009 nationally
695 MW Natural Gas operating in Pinal, AZ — Western Area Power Administration - Desert Southwest Region
EIAWD
695 MW
Nameplate Capacity
12
Generators
units
Natural Gas Fired Combustion Turbine
Technology
2002
Operating Since
Location
Coordinates
32.9285, -111.5899
County
Pinal, AZ
Nearby Plants
- Pinal Central Energy Center HybridBESS30 MW · 6.9 km
- Eleven Mile Solar CenterBESS600 MW · 7.0 km
- South Energy CenterNatural Gas11.5 MW · 7.3 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Arizona Public Service Co | Arizona Public Service | — |
| Owner(s) | Arizona Public Service Co | Pinnacle West Capital | — |
| Status | Operating | — | — |
Ownership Chain
About
The Sundance power plant is a 695 MW natural gas-fired facility located in Pinal County, Arizona. It began operating in 2002 and consists of 12 natural gas-fired combustion turbine generators. The plant is owned by Pinnacle West Capital and operated by Arizona Public Service Co. Sundance is within the Western Electricity Coordinating Council (WECC) NERC region and its balancing authority is Western Area Power Administration - Desert Southwest Region.
Sundance's latest annual generation was 313,093 MWh, resulting in a capacity factor of 5.1%. The plant's installed cost was $485.35 per kW, according to FERC data. Sundance ranks as the 12th largest power plant in Arizona out of 26, and 314th nationally out of 945 plants.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Western Area Power Administration - Desert Southwest Region
Grid Voltage
230 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
10.6K MWh
Latest Month
313.1K MWh
Annual Generation
5.1%
Capacity Factor
Jan 2023 – Dec 2025
Financial DataBeta
Source: FERC Form 1HIGH
$792/kW
Installed Cost
$77.6/MWh
Operating Cost
Arizona Public Service Company
Reporting Utility
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (10)Beta
Regulatory·permitting
APS seeks license extension for Palo Verde Nuclear Plant
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FOX Weather·6 months ago
Regulatory·state puc
As regulators target Arizona’s clean energy rules, AG Mayes says it’s all money and politics
The Arizona Corporation Commission is moving to roll back requirements that utility companies get a certain amount of energy from renewable...
Arizona Corporation Commission (regulator)Mayes (other)
KJZZ·7 months ago
Last updated 2026-03-25
View all 10 articles