Alameda County Lakes
Name (# of Reports) Last Update Location
Del Valle Lake (791) 12-4-2023 Livermore, CA
Don Castro Reservoir (66) 9-29-2022 Hayward, CA
Lake Chabot (484) 3-11-2024 Castro Valley, CA
Lake Temescal (25) 9-29-2022 Oakland, CA
Quarry Lakes (305) 11-27-2023 Fremont, CA
Shadow Cliffs Reservoir (342) 6-28-2021 Pleasanton, CA
 

Alpine County Lakes
Name (# of Reports) Last Update Location
Blue Lake Lower (63) 11-24-2023 Hope Valley, CA
Blue Lake Upper (8) 5-28-2021 Hope Valley, CA
Burnside Lake [ESFR] (42) 11-24-2023 Markleville, CA
Caples Lake [ESFR] (309) 3-17-2024 Kirkwood, CA
Heenan Lake [ESFR] (81) 11-3-2023 Markleeville, CA
Highland Lakes (22) 11-3-2023 Lake Alpine, CA
Indian Creek Reservoir [ESFR] (276) 2-29-2024 Markleeville, CA
Kinney Reservoir [ESFR] (9) 6-4-2022 Markleeville, CA
Lake Alpine (Alpine) (119) 10-25-2023 Lake Alpine, CA
Mosquito Lakes (28) 8-23-2023 Lake Alpine, CA
Raymond Lake (Alpine County) (1) 8-24-2018 Markleeville, CA
Red Lake [ESFR] (115) 2-29-2024 Hope Valley, CA
Union Reservoir (6) 10-19-2017 Bear Valley, CA
Woods Lake [ESFR] (42) 11-3-2023 CA
 

Amador County Lakes
Name (# of Reports) Last Update Location
Bear River Reservoir Lower (21) 6-12-2023 Kit Carson, CA
Lake Amador (548) 1-3-2024 Ione, CA
Lake Camanche (713) 3-15-2024 Wallace, CA
Pardee Reservoir (418) 2-10-2024 Ione, CA
Silver Lake (108) 12-28-2023 Kirkwood, CA
 

Butte County Lakes
Name (# of Reports) Last Update Location
Lake Oroville (446) 1-18-2023 Oroville, CA
 

Calaveras County Lakes
Name (# of Reports) Last Update Location
Lake Camanche (713) 3-15-2024 Wallace, CA
New Hogan Reservoir (91) 6-6-2021 Valley Springs, CA
New Melones Reservoir (733) 7-31-2023 Angels Camp, CA
Pardee Reservoir (418) 2-10-2024 Ione, CA
White Pines Lakes (86) 8-31-2023 Arnold, CA
 

Contra Costa County Lakes
Name (# of Reports) Last Update Location
Contra Loma Reservoir (321) 2-18-2021 Antioch, CA
Lafayette Reservoir (282) 3-21-2016 Lafeyette, CA
Los Vaqueros Reservoir (476) 3-11-2024 Livermore, CA
San Pablo Reservoir (624) 3-17-2024 El Sobrante, CA
 

El Dorado County Lakes
Name (# of Reports) Last Update Location
Fallen Leaf Lake (1) 4-1-2009 El Dorado County, CA
Folsom Lake (109) 4-7-2021 Folsom Lake, CA
Ice House Reservoir (2) 4-28-2010 White Hall, CA
Jenkinson Lake (100) 6-5-2017 CA
Kirkwood Lake (1) 9-28-2023 CA
Lake Tahoe [ESFR] (873) 3-11-2024  
Loon Lake (2) 6-2-2010 Tahoe National Forest, CA
Stumpy Meadows Reservoir (1) 3-28-2007 Georgetown, CA
Union Valley Reservoir (29) 5-28-2019 Placerville, CA
 

Fresno County Lakes
Name (# of Reports) Last Update Location
Edison Lake (40) 7-2-2015  
Huntington Lake (53) 7-2-2015 Lakeshore, CA
Millerton Lake (7) 4-9-2017 Friant, CA
Pine Flat Lake (47) 2-19-2017 Pine Flat Lake, CA
Shaver Lake (161) 8-16-2019 Shaver Lake, CA
 

Glenn County Lakes
Name (# of Reports) Last Update Location
Black Butte Lake (2) 9-1-2011 CA
 

Humboldt County Lakes
Name (# of Reports) Last Update Location
Fish Lake (1) 6-12-2017 Weitchpec, CA
 

Lake County Lakes
Name (# of Reports) Last Update Location
Clear Lake (579) 2-29-2024 Clearlake, CA
Indian Valley Reservoir (1) 3-28-2007 CA
Pillsbury Reservoir (68) 12-11-2015 Potter Valley, CA
 

Lassen County Lakes
Name (# of Reports) Last Update Location
Butte Lake (47) 9-9-2015  
Crater Lake (2) 9-1-2016 Lassen County, CA
Eagle Lake (349) 2-10-2024 Susanville, CA
Lake Eiler (1) 9-21-2016 Thousand Lakes WIlderness, CA
Long Lake (2) 9-1-2023 CA
 

Madera County Lakes
Name (# of Reports) Last Update Location
Bass Lake (98) 8-13-2015 Montague, CA
Eastman Lake (1) 4-3-2016 Raymond, CA
Manzanita Lake (74) 12-1-2023 CA
Millerton Lake (7) 4-9-2017 Friant, CA
Sotcher Lake (2) 11-14-2007 Mammoth Lakes, CA
Starkweather Lake (1) 8-7-2007 Mammoth Lakes, CA
 

Marin County Lakes
Name (# of Reports) Last Update Location
Bon Tempe Reservoir (109) 11-22-2021 Mount Tamalpais, CA
Lake Lagunitas (5) 3-11-2015 Fairfax, CA
Nicasio Lake (1) 3-28-2007 Petaluma, CA
 

Mariposa County Lakes
Name (# of Reports) Last Update Location
Eastman Lake (1) 4-3-2016 Raymond, CA
Lake McClure (100) 4-7-2022 Coulterville, CA
Lake McSwain (210) 10-6-2023 Snelling, CA
 

Mendocino County Lakes
Name (# of Reports) Last Update Location
Lake Mendocino (123) 3-14-2016  
 

Merced County Lakes
Name (# of Reports) Last Update Location
San Luis Reservoir (291) 2-14-2023 Los Banos, CA
 

Modoc County Lakes
Name (# of Reports) Last Update Location
Cave Lake (3) 6-2-2023 Modoc, County
Delta Lake (36) 6-3-2018 CA
 

Mono County Lakes
Name (# of Reports) Last Update Location
Big Virginia Lake [ESFR] (13) 10-11-2023 Bridgeport, CA
Bridgeport Reservoir [ESFR] (970) 2-22-2024 Bridgeport, CA
Convict Lake [ESFR] (436) 11-21-2023 Mammoth Lakes, CA
Crowley Lake [ESFR] (697) 3-12-2024 Mammoth Lakes, CA
Grant Lake [ESFR] (329) 10-19-2023 June Lake, CA
Gull Lake [ESFR] (185) 10-16-2023 June Lake, CA
June Lake [ESFR] (300) 9-6-2023 June Lake, CA
June Lake Loop [ESFR] (135) 4-27-2023 June Lake, CA
Kirman Lake [ESFR] (353) 12-7-2023 Mono County, CA
Lake George [ESFR] (8) 4-24-2021 Mammoth Lakes, CA
Lake Mamie [ESFR] (5) 7-8-2019 Mammoth Lakes, CA
Lake Mary [ESFR] (69) 1-22-2024 Mammoth Lakes, CA
Little Virginia Lake [ESFR] (11) 5-2-2022 Bridgeport, CA
Lundy Lake [ESFR] (23) 8-6-2023 Lee Vining, CA
Mammoth Lakes [ESFR] (203) 4-26-2023 Mammoth, CA
Poore Lake [ESFR] (2) 7-7-2019 Sonora Junction, CA
Saddlebag Lake [ESFR] (16) 7-18-2023 Lee Vining, CA
Silver Lake [ESFR] (401) 10-6-2023 June Lake, CA
Tioga Lake [ESFR] (3) 8-24-2022 Tioga Pass, CA
Topaz Lake [ESFR] (742) 3-18-2024 Gardnerville, NV
Trumbull Lake [ESFR] (13) 9-17-2023 Bridgeport, CA
Twin Lake Lower [ESFR] (136) 11-17-2023 Bridgeport, CA
Twin Lake Upper [ESFR] (84) 10-16-2023 Bridgeport, CA
Twin Lakes (Bridgeport) [ESFR] (554) 12-7-2023 Bridgeport, CA
Twin Lakes (Mammoth Basin) [ESFR] (8) 9-16-2023 Mammoth Lakes, CA
Virginia Lakes [ESFR] (546) 10-15-2023 Bridgeport, CA
 

Monterey County Lakes
Name (# of Reports) Last Update Location
Lake San Antonio (139) 11-2-2021 Bradley, CA
 

Napa County Lakes
Name (# of Reports) Last Update Location
Lake Berryessa (642) 2-7-2024 Winters, CA
Lake Hennessey (9) 3-17-2016 Rutherford, CA
 

Nevada County Lakes
Name (# of Reports) Last Update Location
Boca Reservoir [ESFR] (323) 1-22-2024 Truckee, CA
Donner Lake [ESFR] (1098) 2-23-2024 Truckee, CA
Englebright Reservoir (5) 10-21-2022 Smartsville, CA
Jackson Meadows Reservoir (195) 1-22-2024  
Lake Spaulding (1) 5-15-2017 Emigrant Gap, CA
Martis Creek Reservoir (1) 4-29-2022 Truckee, CA
Milton Lake (1) 7-16-2008 CA
Prosser Reservoir [ESFR] (257) 1-22-2024 Truckee, CA
Rollins Reservoir (3) 12-8-2015 Colfax, CA
Scotts Flat Reservoir (1) 5-30-2016 Nevada City, CA
 

Placer County Lakes
Name (# of Reports) Last Update Location
Folsom Lake (109) 4-7-2021 Folsom Lake, CA
Lake Tahoe [ESFR] (873) 3-11-2024  
Rollins Reservoir (3) 12-8-2015 Colfax, CA
 

Plumas County Lakes
Name (# of Reports) Last Update Location
Antelope Lake (46) 2-19-2020 CA
Bucks Lake (28) 8-12-2023 Quincy, CA
Frenchman Lake (323) 8-3-2023 Chilcot, CA
Lake Almanor (416) 3-17-2024 CA
Lake Davis [ESFR] (507) 2-18-2024 Portola, CA
Lassen Meadows Ranch (18) 7-18-2013 CA
Little Grass Valley Reservoir (1) 7-13-2022 CA
 

Sacramento County Lakes
Name (# of Reports) Last Update Location
Folsom Lake (109) 4-7-2021 Folsom Lake, CA
 

San Benito County Lakes
Name (# of Reports) Last Update Location
McAlpine Lake (83) 12-24-2021 San Juan Bautista, CA
 

San Joaquin County Lakes
Name (# of Reports) Last Update Location
Lake Camanche (713) 3-15-2024 Wallace, CA
Tracy Lake (210) 1-14-2015  
 

San Luis Obispo County Lakes
Name (# of Reports) Last Update Location
Lake Nacimiento (245) 3-15-2024 Bradley, CA
Lake San Antonio (139) 11-2-2021 Bradley, CA
Lopez Lake (196) 6-8-2023 Arroyo Grande, CA
Santa Margarita Lake (481) 3-16-2024 CA
 

Santa Clara County Lakes
Name (# of Reports) Last Update Location
Anderson Reservoir (275) 6-22-2016 Morgan Hill, CA
Calero Lake (274) 6-8-2021 Morgan Hill, CA
Chesbro Reservoir (217) 6-8-2021 Morgan Hill, CA
Coyote Lake (219) 6-8-2021 Gilroy, CA
Lexington Reservoir (61) 11-25-2015 Los Gatos, CA
Parkway Lake (1) 3-28-2007 CA
Uvas Reservoir (204) 6-8-2021 Morgan Hill, CA
 

Santa Cruz County Lakes
Name (# of Reports) Last Update Location
Loch Lomond (157) 2-22-2024 CA
Pinto Lake (2) 5-8-2008 Watsonville, CA
 

Shasta County Lakes
Name (# of Reports) Last Update Location
Baum Lake (289) 3-13-2024 Cassel, CA
Grace Lake (3) 9-3-2016 Shingletown, CA
Iron Canyon Reservoir (61) 11-9-2023 Deadlun, CA
Keswick Reservoir (72) 11-9-2023 Redding, CA
Kilarc Reservoir (5) 1-8-2020 CA
Lake Britton (29) 4-12-2008 CA
Lake Christine (17) 11-30-2015 CA
Lake McCloud (2) 8-26-2015 CA
McCumber Reservoir (48) 8-23-2018 Viola, CA
Mount Shasta Fish Hatchery (6) 6-13-2022 Mt Shasta, CA
Nora Lake (1) 7-10-2010 Shingletown, CA
Shasta Lake (1144) 3-15-2024 Shasta Lake, CA
Whiskeytown Lake (262) 8-11-2023 Whiskeytown, CA
 

Sierra County Lakes
Name (# of Reports) Last Update Location
Boca Reservoir [ESFR] (323) 1-22-2024 Truckee, CA
Gold Lake (48) 5-12-2022 Graeagle, CA
Jackson Meadows Reservoir (195) 1-22-2024  
Packer Lake (17) 11-25-2020 CA
Sardine Lake-Lower (97) 5-12-2022 Graeagle, CA
Snag Lake (20) 11-25-2020 Sierra City, CA
Stampede Reservoir [ESFR] (440) 12-7-2023 Truckee, CA
 

Siskiyou County Lakes
Name (# of Reports) Last Update Location
Bass Lake (98) 8-13-2015 Montague, CA
McCloud Reservoir (119) 3-5-2024 McCloud, CA
Medicine Lake (2) 8-4-2006 Volcano, CA
Siskiyou Lake (167) 3-9-2024 Mount Shatsa, CA
 

Sonoma County Lakes
Name (# of Reports) Last Update Location
Lake Sonoma (198) 2-22-2024 Healdsburg, CA
 

Stanislaus County Lakes
Name (# of Reports) Last Update Location
Modesto Reservoir (2) 2-25-2021 Waterford, CA
Woodward Reservoir (1) 2-25-2021 Oakdale, CA
 

Tehama County Lakes
Name (# of Reports) Last Update Location
Black Butte Lake (2) 9-1-2011 CA
 

Trinity County Lakes
Name (# of Reports) Last Update Location
Lewiston Lake (299) 3-5-2024 Lewiston, CA
Ruth Lake (6) 5-3-2018 Six Rivers National Forest, CA
Skycrest Lake (1) 6-8-2017 Burnt Ranch, CA
Trinity Lake (201) 1-5-2020 Trinity Center, CA
 

Tulare County Lakes
Name (# of Reports) Last Update Location
Del Lago Park Lake (1) 11-25-2022 Tulare, CA
Lake Kaweah (116) 3-15-2024 CA
Lake Success (116) 3-15-2024 CA
 

Tuolumne County Lakes
Name (# of Reports) Last Update Location
Don Pedro Reservoir (230) 2-15-2024 La Grange, CA
Hetch Hetchy Reservoir (4) 11-20-2023 Yosemite, CA
New Melones Reservoir (733) 7-31-2023 Angels Camp, CA
Pinecrest Lake (1) 10-19-2011 Pinecrest, CA
Tulloch Reservoir (25) 7-16-2021 The Shores of Poker Flat, CA
 

Yuba County Lakes
Name (# of Reports) Last Update Location
Bullards Bar Reservoir (189) 5-20-2023 Dobbins, CA
Collins Lake (494) 3-16-2024 Browns Valley, CA
Englebright Reservoir (5) 10-21-2022 Smartsville, CA