Data last collected:
PowerPlantFactsEvidence report · prepared 19 October 2026https://powerplantfacts.com/entity/56948
EIA plant 56948
Coolidge · Pinal · AZ
Coolidge Generation Station
Operated by Salt River Project
Published location
Where is Coolidge Generation Station?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
32.917399, -111.503327
Open the interactive map ↗Map data © OpenStreetMap contributors
Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.
Equipment mix
Operating capacity by technology
Grouped from this plant’s represented generator records. Use the AZ plant index for regional peers.
See the evidence
Electricity output across the year
Monthly net generation shows the seasonal shape of this plant's represented output. A negative value is retained when the source reports net consumption.
111,807
231,743
339,961
439,231
522,749
613,727
711,686
810,543
93,099
101,032
117,049
124,709
MWh net generation · 2024 final edition · EIA 923 represented operating rows. 12 of 12 supplied rows shown; 0 missing values omitted. Months with no reported numeric value are omitted, not treated as zero.
Read the chart as a table
| Record | MWh net generation |
|---|---|
| 1 | 11,807 |
| 2 | 31,743 |
| 3 | 39,961 |
| 4 | 39,231 |
| 5 | 22,749 |
| 6 | 13,727 |
| 7 | 11,686 |
| 8 | 10,543 |
| 9 | 3,099 |
| 10 | 1,032 |
| 11 | 7,049 |
| 12 | 4,709 |
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 11,807 MWh |
| 2 | 31,743 MWh |
| 3 | 39,961 MWh |
| 4 | 39,231 MWh |
| 5 | 22,749 MWh |
| 6 | 13,727 MWh |
| 7 | 11,686 MWh |
| 8 | 10,543 MWh |
| 9 | 3,099 MWh |
| 10 | 1,032 MWh |
| 11 | 7,049 MWh |
| 12 | 4,709 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| 1 | Natural Gas Fired Combustion Turbine | NG | 60.5 | OP |
| 10 | Natural Gas Fired Combustion Turbine | NG | 60.5 | OP |
| 11 | Natural Gas Fired Combustion Turbine | NG | 60.5 | OP |
| 12 | Natural Gas Fired Combustion Turbine | NG | 60.5 | OP |
| 2 | Natural Gas Fired Combustion Turbine | NG | 60.5 | OP |
| 3 | Natural Gas Fired Combustion Turbine | NG | 60.5 | OP |
| 4 | Natural Gas Fired Combustion Turbine | NG | 60.5 | OP |
| 5 | Natural Gas Fired Combustion Turbine | NG | 60.5 | OP |
| 6 | Natural Gas Fired Combustion Turbine | NG | 60.5 | OP |
| 7 | Natural Gas Fired Combustion Turbine | NG | 60.5 | OP |
| 8 | Natural Gas Fired Combustion Turbine | NG | 60.5 | OP |
| 9 | Natural Gas Fired Combustion Turbine | NG | 60.5 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
56948
Sector
Electric Utility
Water source
Wells
Data edition
2024-final
Use this record
Questions this evidence can answer
01What exactly is this record?
Use the name, place, date and identifiers above to confirm that you have the right Coolidge Generation Station power plant: capacity and generation | PowerPlantFacts record.
02What does the evidence establish?
Read the reported values with their units, coverage dates and source notes. Keep observed facts separate from estimates or interpretation.
03What should I verify next?
Follow the primary-source links and check the limitations before using this evidence for a decision, comparison or citation.
A closer look at Coolidge Generation Station
Variation in the published months
Across 12 numeric monthly generation entries, 3 has the highest recorded value (39,961 MWh) and 10 the lowest (1,032 MWh). Their difference is 38,929 MWh. Missing months have not been treated as zero.
Generator capacity in different operating conditions
| Generator ID | Technology | Nameplate MW | Summer MW | Winter MW | Minimum load MW |
|---|---|---|---|---|---|
| 1 | Natural Gas Fired Combustion Turbine | 60.5 | 43.4 | 47.7 | 22.0 |
| 10 | Natural Gas Fired Combustion Turbine | 60.5 | 43.4 | 47.7 | 22.0 |
| 11 | Natural Gas Fired Combustion Turbine | 60.5 | 43.4 | 47.7 | 22.0 |
| 12 | Natural Gas Fired Combustion Turbine | 60.5 | 43.4 | 47.7 | 22.0 |
| 2 | Natural Gas Fired Combustion Turbine | 60.5 | 43.4 | 47.7 | 22.0 |
| 3 | Natural Gas Fired Combustion Turbine | 60.5 | 43.4 | 47.7 | 22.0 |
| 4 | Natural Gas Fired Combustion Turbine | 60.5 | 43.4 | 47.7 | 22.0 |
| 5 | Natural Gas Fired Combustion Turbine | 60.5 | 43.4 | 47.7 | 22.0 |
| 6 | Natural Gas Fired Combustion Turbine | 60.5 | 43.4 | 47.7 | 22.0 |
| 7 | Natural Gas Fired Combustion Turbine | 60.5 | 43.4 | 47.7 | 22.0 |
| 8 | Natural Gas Fired Combustion Turbine | 60.5 | 43.4 | 47.7 | 22.0 |
| 9 | Natural Gas Fired Combustion Turbine | 60.5 | 43.4 | 47.7 | 22.0 |
EIA-860 2024 final source. Ratings describe capacity, not actual generation or availability. Missing ratings are not zero.
Source: US Energy Information Administration Form EIA-860 2024 plant and operable-generator workbooks; archive 2024. US EIA-authored information is generally public domain; cite EIA, preserve third-party exceptions, changes and no-endorsement context. Source-specific derived data.