Alameda County Lakes
Name (# of Reports) Last Update Location
Del Valle Lake (704) 3-16-2020 Livermore, CA
Don Castro Reservoir (63) 1-24-2020 Hayward, CA
Lake Chabot (459) 4-30-2020 Castro Valley, CA
Lake Temescal (23) 3-6-2020 Oakland, CA
Quarry Lakes (298) 3-6-2020 Fremont, CA
Shadow Cliffs Reservoir (341) 3-6-2020 Pleasanton, CA
 

Alpine County Lakes
Name (# of Reports) Last Update Location
Blue Lake Lower (23) 6-19-2020 Hope Valley, CA
Blue Lake Upper (6) 7-3-2020 Hope Valley, CA
Burnside Lake [ESFR] (23) 6-19-2020 Markleville, CA
Caples Lake [ESFR] (238) 7-3-2020 Kirkwood, CA
Heenan Lake [ESFR] (61) 9-27-2019 Markleeville, CA
Highland Lakes (18) 10-19-2017 Lake Alpine, CA
Indian Creek Reservoir [ESFR] (212) 7-3-2020 Markleeville, CA
Kinney Reservoir [ESFR] (6) 6-10-2020 Markleeville, CA
Lake Alpine (103) 8-21-2019 Lake Alpine, CA
Mosquito Lakes (27) 10-19-2017 Lake Alpine, CA
Raymond Lake (Alpine County) (1) 8-24-2018 Markleeville, CA
Red Lake [ESFR] (112) 7-3-2020 Hope Valley, CA
Union Reservoir (6) 10-19-2017 Bear Valley, CA
Woods Lake [ESFR] (19) 7-3-2020 CA
 

Amador County Lakes
Name (# of Reports) Last Update Location
Bear River Reservoir Lower (18) 10-1-2014 Kit Carson, CA
Lake Amador (497) 5-28-2020 Ione, CA
Lake Camanche (655) 6-22-2020 Wallace, CA
Pardee Reservoir (412) 11-30-2019 Ione, CA
Silver Lake (72) 7-3-2020 Kirkwood, CA
 

Butte County Lakes
Name (# of Reports) Last Update Location
Lake Oroville (437) 6-23-2020 Oroville, CA
 

Calaveras County Lakes
Name (# of Reports) Last Update Location
Lake Camanche (655) 6-22-2020 Wallace, CA
New Hogan Reservoir (89) 8-17-2019 Valley Springs, CA
New Melones Reservoir (682) 6-22-2020 Angels Camp, CA
Pardee Reservoir (412) 11-30-2019 Ione, CA
White Pines Lakes (80) 8-7-2019 Arnold, CA
 

Contra Costa County Lakes
Name (# of Reports) Last Update Location
Contra Loma Reservoir (320) 3-6-2020 Antioch, CA
Lafayette Reservoir (282) 3-21-2016 Lafeyette, CA
Los Vaqueros Reservoir (436) 6-29-2020 Livermore, CA
San Pablo Reservoir (572) 6-29-2020 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 (105) 2-27-2020 Folsom Lake, CA
Ice House Reservoir (2) 4-28-2010 White Hall, CA
Jenkinson Lake (100) 6-5-2017 CA
Lake Tahoe [ESFR] (633) 7-8-2020  
Loon Lake (3) 4-10-2018 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
Brave Lake (1) 7-21-2016 CA
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 (3) 11-21-2017 Weitchpec, CA
Perigot Park Trout Pond (1) 1-24-2019  
 

Lake County Lakes
Name (# of Reports) Last Update Location
Blue Lake Upper (3) 3-30-2008 Lake County, CA
Clear Lake (530) 6-11-2020 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
Blue Lake (59) 7-19-2019 Likely, CA
Butte Lake (47) 9-9-2015  
Crater Lake (2) 9-1-2016 Lassen County, CA
Eagle Lake (301) 7-1-2020 Susanville, CA
Lake Eiler (1) 9-21-2016 Thousand Lakes WIlderness, CA
Long Lake (1) 10-30-2014 CA
Silver Lake (5) 6-12-2011 Lassen County, 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 (53) 8-23-2018 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
Alpine Lake (7) 8-6-2018 Fairfax, CA
Bon Tempe Reservoir (107) 4-10-2017 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 (96) 3-9-2020 Coulterville, CA
McSwain Reservoir (195) 5-25-2017 Snelling, CA
 

Mendocino County Lakes
Name (# of Reports) Last Update Location
Howard Lake (1) 5-17-2016 CA
Lake Mendocino (123) 3-14-2016  
 

Merced County Lakes
Name (# of Reports) Last Update Location
San Luis Reservoir (290) 3-30-2019 Los Banos, CA
 

Modoc County Lakes
Name (# of Reports) Last Update Location
Cave Lake (1) 3-24-2018 Modoc, County
Delta Lake (36) 6-3-2018 CA
 

Mono County Lakes
Name (# of Reports) Last Update Location
Alpine Lakes [ESFR] (47) 11-3-2018 CA
Big Virginia Lake [ESFR] (4) 7-23-2007 Bridgeport, CA
Blue Lake [ESFR] (9) 11-29-2017 Bridgeport, CA
Bridgeport Reservoir [ESFR] (748) 7-5-2020 Bridgeport, CA
Convict Lake [ESFR] (374) 7-6-2020 Mammoth Lakes, CA
Crowley Lake [ESFR] (549) 7-8-2020 Mammoth Lakes, CA
Grant Lake [ESFR] (156) 7-7-2020 June Lake, CA
Gull Lake [ESFR] (144) 7-3-2020 June Lake, CA
Horseshoe Lake [ESFR] (1) 4-13-2010 Mammoth Lakes, CA
June Lake [ESFR] (224) 7-6-2020 June Lake, CA
June Lake Loop [ESFR] (117) 6-5-2020 June Lake, CA
Kirman Lake [ESFR] (304) 6-28-2020 Mono County, CA
Lake George [ESFR] (7) 10-14-2019 Mammoth Lakes, CA
Lake Mamie [ESFR] (5) 7-8-2019 Mammoth Lakes, CA
Lake Mary [ESFR] (43) 6-26-2020 Mammoth Lakes, CA
Little Virginia Lake [ESFR] (7) 10-28-2019 Bridgeport, CA
Lundy Lake [ESFR] (13) 5-26-2018 Lee Vining, CA
Mammoth Lakes [ESFR] (202) 4-28-2020  
Poore Lake [ESFR] (1) 6-21-2007 CA
Red Lake [ESFR] (49) 1-10-2018 Bridgeport, CA
Saddlebag Lake [ESFR] (12) 6-10-2020 Lee Vining, CA
Silver Lake [ESFR] (327) 7-3-2020 June Lake, CA
Topaz Lake [ESFR] (296) 7-3-2020 Gardnerville, NV
Trumbull Lake [ESFR] (3) 8-20-2007 Bridgeport, CA
Twin Lake Lower [ESFR] (34) 5-25-2020 Bridgeport, CA
Twin Lake Upper [ESFR] (32) 6-29-2020 Bridgeport, CA
Twin Lakes (Bridgeport) [ESFR] (445) 7-5-2020 Bridgeport, CA
Twin Lakes (Mammoth Basin) [ESFR] (3) 9-24-2018 Mammoth Lakes, CA
Virginia Lakes [ESFR] (430) 7-5-2020 Bridgeport, CA
 

Monterey County Lakes
Name (# of Reports) Last Update Location
Lake San Antonio (138) 1-10-2017 Bradley, CA
 

Napa County Lakes
Name (# of Reports) Last Update Location
Lake Berryessa (632) 1-27-2020 Winters, CA
Lake Hennessey (9) 3-17-2016 Rutherford, CA
 

Nevada County Lakes
Name (# of Reports) Last Update Location
Boca Reservoir [ESFR] (225) 7-6-2020 Truckee, CA
Donner Lake [ESFR] (423) 7-6-2020 Truckee, CA
Englebright Reservoir (4) 4-14-2017 Smartsville, CA
Jackson Meadows Reservoir (139) 7-6-2020  
Lake Spaulding (1) 5-15-2017 Emigrant Gap, CA
Milton Lake (1) 7-16-2008 CA
Prosser Reservoir [ESFR] (196) 7-6-2020 Truckee, CA
Rollins Reservoir (3) 12-8-2015 Colfax, CA
Scotts Flat Reservoir (5) 11-10-2016 Nevada City, CA
 

Placer County Lakes
Name (# of Reports) Last Update Location
Folsom Lake (105) 2-27-2020 Folsom Lake, CA
French Meadows Reservoir (1) 5-29-2017 CA
Hell Hole Reservoir (1) 7-28-2017  
Lake Tahoe [ESFR] (633) 7-8-2020  
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 (107) 6-1-2015 CA
Bucks Lake (25) 7-5-2020 Quincy, CA
Frenchman Lake (316) 6-6-2020 Chilcot, CA
Lake Almanor (351) 5-6-2020 CA
Lake Davis [ESFR] (454) 6-12-2020 Portola, CA
Lassen Meadows Ranch (18) 7-18-2013 CA
 

Sacramento County Lakes
Name (# of Reports) Last Update Location
Folsom Lake (105) 2-27-2020 Folsom Lake, CA
 

San Benito County Lakes
Name (# of Reports) Last Update Location
McAlpine Lake (79) 2-18-2016 San Juan Bautista, CA
 

San Joaquin County Lakes
Name (# of Reports) Last Update Location
Lake Camanche (655) 6-22-2020 Wallace, CA
Tracy Lake (210) 1-14-2015  
 

San Luis Obispo County Lakes
Name (# of Reports) Last Update Location
Lake Nacimiento (130) 9-30-2016 Bradley, CA
Lake San Antonio (138) 1-10-2017 Bradley, CA
Lopez Lake (188) 9-11-2019 Arroyo Grande, CA
Santa Margarita Lake (392) 7-6-2020 CA
 

Santa Clara County Lakes
Name (# of Reports) Last Update Location
Anderson Reservoir (275) 6-22-2016 Morgan Hill, CA
Calero Lake (271) 4-21-2016 San Jose, CA
Chesbro Reservoir (216) 3-10-2016 Morgan Hill, CA
Coyote Lake (216) 4-21-2016 CA
Lexington Reservoir (61) 11-25-2015 Los Gatos, CA
Parkway Lake (1) 3-28-2007 CA
Uvas Reservoir (201) 4-21-2016 Morgan Hill, CA
 

Santa Cruz County Lakes
Name (# of Reports) Last Update Location
Loch Lomond (149) 2-19-2015 CA
Pinto Lake (2) 5-8-2008 Watsonville, CA
 

Shasta County Lakes
Name (# of Reports) Last Update Location
Baum Lake (239) 6-9-2020 Cassel, CA
Grace Lake (3) 9-3-2016 Shingletown, CA
Iron Canyon Reservoir (57) 3-3-2020 Deadlun, CA
Keswick Reservoir (62) 6-12-2020 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
Lake McCumber (8) 11-8-2016 Viola, CA
McCumber Reservoir (48) 8-23-2018 Viola, CA
Nora Lake (1) 7-10-2010 Shingletown, CA
Shasta Lake (908) 7-10-2020 Shasta Lake, CA
Whiskeytown Reservoir (184) 7-2-2020 Whiskeytown, CA
 

Sierra County Lakes
Name (# of Reports) Last Update Location
Boca Reservoir [ESFR] (225) 7-6-2020 Truckee, CA
Gold Lake (42) 6-6-2020 Graeagle, CA
Jackson Meadows Reservoir (139) 7-6-2020  
Packer Lake (15) 9-17-2017 CA
Salmon Lake (1) 9-15-2019 Bassetts, CA
Salmon Lake Upper (25) 10-1-2019 Graeagle, CA
Sardine Lake Lower (91) 8-18-2019 Graeagle, CA
Snag Lake (19) 8-18-2019 Sierra City, CA
Stampede Reservoir [ESFR] (297) 7-6-2020 Truckee, CA
 

Siskiyou County Lakes
Name (# of Reports) Last Update Location
Bass Lake (98) 8-13-2015 Montague, CA
Castle Lake (1) 1-22-2017 CA
Iron Gate Reservoir (5) 5-13-2019 Hornbrook, CA
McCloud Reservoir (87) 6-24-2020 McCloud, CA
Medicine Lake (2) 8-4-2006 Volcano, CA
Siskiyou Lake (144) 7-8-2020 Mount Shatsa, CA
 

Sonoma County Lakes
Name (# of Reports) Last Update Location
Lake Sonoma (184) 9-6-2017 Healdsburg, CA
Spring Lake (2) 2-13-2015 Santa Rosa, CA
 

Stanislaus County Lakes
Name (# of Reports) Last Update Location
Modesto Reservoir (1) 4-14-2011 Waterford, 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 (273) 8-23-2018 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
Lake Kaweah (1) 5-2-2012 CA
Lake Success (2) 3-4-2020 CA
 

Tuolumne County Lakes
Name (# of Reports) Last Update Location
Don Pedro Reservoir (219) 5-29-2020 La Grange, CA
Hetch Hetchy Reservoir (2) 7-18-2019 Yosemite, CA
New Melones Reservoir (682) 6-22-2020 Angels Camp, CA
Pinecrest Lake (1) 10-19-2011 Pinecrest, CA
Spicer Meadow Reservoir (75) 6-1-2020 Bear Valley, CA
Tulloch Reservoir (24) 12-11-2015 The Shores of Poker Flat, CA
 

Yuba County Lakes
Name (# of Reports) Last Update Location
Bullards Bar Reservoir (174) 4-10-2019 Dobbins, CA
Collins Lake (463) 5-16-2020 Browns Valley, CA
Englebright Reservoir (4) 4-14-2017 Smartsville, CA