PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/58371
EIA plant 58371
Gridley · Butte · CA
Gridley Main Two
Operated by Altus Power America Management, LLC
Published location
Where is Gridley Main Two?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
39.373333, -121.681667
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Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 142 MWh |
| 2 | 167 MWh |
| 3 | 217 MWh |
| 4 | 317 MWh |
| 5 | 463 MWh |
| 6 | 510 MWh |
| 7 | 503 MWh |
| 8 | 431 MWh |
| 9 | 290 MWh |
| 10 | 156 MWh |
| 11 | 156 MWh |
| 12 | 73 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| GEN1 | Solar Photovoltaic | SUN | 2.5 | OP |
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Identity, technology and limitations
EIA plant ID
58371
Sector
IPP Non-CHP
Water source
Unavailable
Data edition
2024-final