Owner · Company
Arizona Public Service Co
Arizona Public Service Co is linked to 8 power plants in the United States: it operates 8 and owns 7 (2,256 MW net). It is also the grid operator for 28 other power plants, with 15,946 MW of capacity connected. It is a subsidiary of Pinnacle West Capital Corporation.
Portfolio
The 8 assets and rights Arizona Public Service Co owns, operates or holds, by class, with its role in each, across its 4 records. Sizes are the whole asset's; net figures are its recorded share of each, added up over the assets with a share.
- Power plants8 · 2,256 MW net (2 with a share)
Power plants 8 · 2,256 MW net (2 with a share)
| Power plant | Location | Role | Capacity, whole asset | Net of its share |
|---|---|---|---|---|
| Palo Verde | Arizona, United States | Operator, Owner 29.1% | 4,210 MW | 1,225 MW |
| Four Corners | New Mexico, United States | Grid operator, Operator, Owner 63% | 1,636 MW | 1,031 MW |
| West Phoenix | Arizona, United States | Grid operator, Operator, Owner | 1,207 MW | — |
| Cholla | Arizona, United States | Grid operator, Operator | 1,129 MW | — |
| Red Hawk | Arizona, United States | Operator, Owner | 1,127 MW | — |
| Ocotillo | Arizona, United States | Grid operator, Operator, Owner | 806 MW | — |
| Sundance | Arizona, United States | Operator, Owner | 695 MW | — |
| Ironwood Solar | Arizona, United States | Grid operator, Operator, Owner | 168 MW | — |
On its grid
The 28 assets connected to the grid of Arizona Public Service Co. It is their grid operator, not their owner.
- Power plants28 · 15,946 MW connected
Power plants 28 · 15,946 MW connected
| Power plant | Location | Role | Capacity |
|---|---|---|---|
| Navajo | Arizona, United States | Grid operator | 2,409 MW |
| Saddleback Generation Station | Arizona, United States | Grid operator | 1,250 MW |
| Maricopa Solar | Arizona, United States | Grid operator | 1,100 MW |
| Snowflake A Solar and BESS | Arizona, United States | Grid operator | 950 MW |
| CO Bar Solar and BESS | Arizona, United States | Grid operator | 800 MW |
| CO Bar D Solar and BESS | Arizona, United States | Grid operator | 788 MW |
| Centennial Flats | Arizona, United States | Grid operator | 767 MW |
| Red Antelope Solar & Energy Storage Farm | Arizona, United States | Grid operator | 700 MW |
| Desert Sand BESS | Arizona, United States | Grid operator | 600 MW |
| Harquahala 2 | Arizona, United States | Grid operator | 600 MW |
| Pioneer Clean Energy Center | Arizona, United States | Grid operator | 600 MW |
| Three Sisters Solar Generation and BESS | Arizona, United States | Grid operator | 600 MW |
| Hashknife Energy Center LLC | Arizona, United States | Grid operator | 550 MW |
| Sawtooth Solar | Arizona, United States | Grid operator | 500 MW |
| West Camp Wind Farm | Arizona, United States | Grid operator | 500 MW |
| Catclaw Solar | Arizona, United States | Grid operator | 450 MW |
| CO Bar C Solar and BESS | Arizona, United States | Grid operator | 412 MW |
| Hashknife Energy Center II LLC | Arizona, United States | Grid operator | 400 MW |
| Elisabeth Solar | Arizona, United States | Grid operator | 350 MW |
| Beehive Energy Storage | Arizona, United States | Grid operator | 250 MW |
| Romero Energy Center | Arizona, United States | Grid operator | 225 MW |
| Romero Energy Center II, LLC | Arizona, United States | Grid operator | 225 MW |
| Kitt Solar | Arizona, United States | Grid operator | 200 MW |
| Sun Pond | Arizona, United States | Grid operator | 170 MW |
| Desert Bloom | Arizona, United States | Grid operator | 150 MW |
| Justice Energy Storage | Arizona, United States | Grid operator | 150 MW |
| Papago PV | Arizona, United States | Grid operator | 150 MW |
| White Tank Energy Storage | Arizona, United States | Grid operator | 100 MW |
By country
Where the assets and rights are.
- The United States36 power plants
Group
Parent companies
From Arizona Public Service Co up to its ultimate parent in the data.
- Arizona Public Service Co
- Pinnacle West Capital Corporation
Partners and counterparties
Owners, operators and grid operators on the same assets.
- Clenera DevCo LLC4 shared
- Salt River Project4 shared
- Copia Power3 shared
- El Paso Electric Co2 shared
- Invenergy Services LLC2 shared
- Public Service Co of NM2 shared
- 301AK 8me LLC1 shared
- 302PN 8me LLC1 shared
- 311SV 8me, LLC1 shared
- 4C Acquisition, LLC1 shared
- AES Clean Energy1 shared
- Beehive Energy Storage, LLC1 shared
Facts
| Fact | Value | Source |
|---|---|---|
| Location | United States | GLEIF LEI · record · CC0 1.0 · checked 24 Oct 2026 |
| LEI | YG6VT0TPHRH4TFVAQV64 | Rare Context entity resolution · record · CC0 1.0 · checked 24 Oct 2026 GLEIF LEI · record · CC0 1.0 · checked 24 Oct 2026 |
| Company number | 00301175 | GLEIF LEI · record · CC0 1.0 · checked 24 Oct 2026 |
Also recorded as
Sources name Arizona Public Service Co under 4 records; this page joins them. Links to any of them lead here.
| Name in the source | Identifier | Source |
|---|---|---|
| Arizona Public Service Co | party:eia-utility:803 | EIA-860 / 860M / 923 |
| ARIZONA PUBLIC SERVICE COMPANY | party:lei:YG6VT0TPHRH4TFVAQV64 | GLEIF LEI |
| ARIZONA PUBLIC SERVICE CO | party:name:arizona-public-service-co | Arizona Department of Water Resources water rights (surface water filings and irrigation grandfathered rights) |
| ARIZONA PUBLIC SERVICE COMPANY | party:name:arizona-public-service-company | Arizona Department of Water Resources water rights (surface water filings and irrigation grandfathered rights) |
Research on Arizona Public Service Co.Its full portfolio, its parent companies, and an introduction to the people who decide on buying and selling.
Request researchData on this page
- Arizona Department of Water Resources water rights (surface water filings and irrigation grandfathered rights). Arizona Department of Water Resources water rights (surface water filings and irrigation grandfathered rights), Restricted.
- Source: U.S. Energy Information Administration (Sep 2026). EIA-860 / 860M / 923, Public domain.
- GLEIF LEI. GLEIF LEI, CC0 1.0.
- Rare Context entity resolution. Rare Context entity resolution, CC0 1.0.