MWPowerPlantFacts
PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/58366
EIA plant 58366

Alpaugh · Tulare · CA

Atwell Island

Operated by SPS Atwell Island LLC

Annual generation33,268 MWhSum of represented EIA-923 rows
Fuel codesSUNCodes retained from EIA records
Grid contextCalifornia Independent System OperatorBalancing authority or NERC region

Published location

Where is Atwell Island?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

35.895000, -119.510833

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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.

2024 monthly net generation

MonthNet generation
11,482 MWh
22,149 MWh
33,009 MWh
43,368 MWh
53,994 MWh
63,659 MWh
73,380 MWh
83,452 MWh
93,261 MWh
102,439 MWh
111,753 MWh
121,322 MWh

Operating generators

IDTechnologyFuelMWStatus
1Solar PhotovoltaicSUN20.2OP

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Identity, technology and limitations
EIA plant ID
58366
Sector
IPP Non-CHP
Water source
Unavailable
Data edition
2024-final