CAISO power plants by county

Every county in CAISO with at least 3 EIA-registered power plants — 53 in total, ranked by installed nameplate capacity.

Counties
53
At least 3 plants each
Plants covered
1,583
EIA-registered records
Nameplate capacity
92.2 GW
Sum across listed counties

Counties by installed capacity

1Kern County, CA16.6 GW2Riverside County, CA10.9 GW3Los Angeles County, CA7.2 GW4San Bernardino County, CA6.4 GW5Fresno County, CA5.7 GW6San Diego County, CA4.6 GW7Contra Costa County, CA4.2 GW8San Luis Obispo County, CA3.6 GW9Kings County, CA2.8 GW10Imperial County, CA2.4 GW11Monterey County, CA2.4 GW12Ventura County, CA2 GW13Orange County, CA1.7 GW14Santa Clara County, CA1.7 GW15Sonoma County, CA1.5 GW16Yuma County, AZ1.5 GW17Solano County, CA1.5 GW18San Joaquin County, CA1.4 GW19Clark County, NV1.4 GW20Alameda County, CA1.3 GW21Tulare County, CA1.2 GW22Butte County, CA1.1 GW23Shasta County, CA1.1 GW24Merced County, CA820 MW25Maricopa County, AZ792.5 MW26Colusa County, CA745.5 MW27Tuolumne County, CA690.6 MW28Plumas County, CA570.8 MW29Madera County, CA479.5 MW30Stanislaus County, CA478.9 MW31Placer County, CA466.2 MW32Inyo County, CA413.2 MW33Yuba County, CA367.2 MW34Santa Barbara County, CA303.3 MW35Lake County, CA292.4 MW36Calaveras County, CA284.6 MW37Sutter County, CA268.5 MW38Amador County, CA211.3 MW39Humboldt County, CA207.4 MW40San Benito County, CA148.4 MW41Mono County, CA111.8 MW42Nevada County, CA110.4 MW43Lassen County, CA82.4 MW44Tehama County, CA69.7 MW45Yolo County, CA61.4 MW46El Dorado County, CA40.8 MW47Napa County, CA31.2 MW48San Mateo County, CA29 MW49San Francisco County, CA22.5 MW50Santa Cruz County, CA14.4 MW51Sacramento County, CA10.6 MW52Trinity County, CA8.3 MW53Marin County, CA8 MW

County and state assignment come from the EIA generator inventory. Counties below the 3-plant threshold are covered on the full asset directory.