Palo Verde
Nuclear power plant in Maricopa County, Arizona. 4,209.6 MW of nameplate capacity across 3 generators, operated by Arizona Public Service Co.
Also known as Palo Verde Nuclear Generating Station · EIA plant 6008
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 4,209.6 MWNameplate
- Generators
- 3 operatingEIA-860M, August 2026
- Operating since
- January 1986First generator online
- Operator
- Arizona Public Service CoEIA operator ID 803
- Grid
- SRPBalancing authority SRP
- Price nodes
- None linkedNo verified ISO node
- Location
- Maricopa County, AZ33.3881, −112.8617
- EIA plant ID
- 6008EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Palo Verde produces
Free · EIA-923Net generation, 2025
31.3 TWh
31,321,808 MWh, final
Capacity factor, 2025
84.9%
2024: 87.6%
January to July 2026
18.6 TWh
Provisional
Range, 2015 to 2025
31.1–32.5
TWh a year. Low 2018, high 2015
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 30,380,571 | Not reported | 12 of 12 |
| 2001 | 28,724,076 | Not reported | 12 of 12 |
| 2002 | 30,861,911 | Not reported | 12 of 12 |
| 2003 | 28,581,053 | Not reported | 12 of 12 |
| 2004 | 28,112,609 | Not reported | 12 of 12 |
| 2005 | 25,807,446 | Not reported | 12 of 12 |
| 2006 | 24,012,231 | Not reported | 12 of 12 |
| 2007 | 26,782,391 | Not reported | 12 of 12 |
| 2008 | 29,250,496 | Not reported | 12 of 12 |
| 2009 | 30,661,851 | Not reported | 12 of 12 |
| 2010 | 31,199,935 | 84.6% | 12 of 12 |
| 2011 | 31,277,863 | 84.8% | 12 of 12 |
| 2012 | 31,933,916 | 86.4% | 12 of 12 |
| 2013 | 31,431,080 | 85.2% | 12 of 12 |
| 2014 | 32,320,917 | Not reported | 12 of 12 |
| 2015 | 32,525,595 | 88.2% | 12 of 12 |
| 2016 | 32,377,477 | 87.6% | 12 of 12 |
| 2017 | 32,340,138 | 87.7% | 12 of 12 |
| 2018 | 31,097,259 | 84.3% | 12 of 12 |
| 2019 | 31,920,368 | 86.6% | 12 of 12 |
| 2020 | 31,552,433 | 85.3% | 12 of 12 |
| 2021 | 31,629,862 | 85.8% | 12 of 12 |
| 2022 | 31,942,793 | 86.6% | 12 of 12 |
| 2023 | 31,522,590 | 85.5% | 12 of 12 |
| 2024 | 32,388,118 | 87.6% | 12 of 12 |
| 2025 | 31,321,808 | 84.9% | 12 of 12 |
| 2026 (provisional, partial year) | 18,603,521 | 86.9% | 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 accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSWithdrawal, 2024
22,780
million gallons
Consumption, 2024
22,780
million gallons
Source
Phoenix Area Sewage Effluent
Discharge, Reclaimed. Induced-draft tower
Watershed stress
Severe · 0.973
USGS SUI, HUC12 South Tank
36 of 36 cooling months report withdrawal. Reclaimed water or plant effluent; not tested. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Nuclear | 1,403.2 | January 1986 |
| 2 | Nuclear | 1,403.2 | September 1986 |
| 3 | Nuclear | 1,403.2 | January 1988 |
Ownership and offtake
ProOwnership 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
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Power plants near Palo Verde
More plants operated by Arizona Public Service Co
Questions about Palo Verde
How much power does Palo Verde produce?
Palo Verde reported 31,321,808 MWh (31.3 TWh) of net generation in 2025, a 84.9% capacity factor on 4,209.6 MW of nameplate capacity. From January to July 2026 it reported 18.6 TWh, which is provisional.
Where is Palo Verde?
Palo Verde is in Maricopa County, Arizona, at 33.3881, −112.8617. It is in the Salt River Project balancing area (SRP).
Who operates Palo Verde?
EIA-860M for August 2026 lists Arizona Public Service Co as the operator (EIA operator ID 803). The operator is not always the owner.
When did Palo Verde start operating?
Its first generator began operating in January 1986, 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)
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page