Inyo County Lakes
Name (# of Reports) Last Update Location
Diaz Lake [ESFR] (1) 9-1-2024 Lone Pine, CA
Haiwee Reservoir [ESFR] (11) 1-4-2008 Olancha, CA
Klondike Lake (1) 4-22-2024 Big Pine, CA
Lake Sabrina [ESFR] (398) 7-8-2025 Bishop, CA
North Lake [ESFR] (92) 5-1-2025 Bishop, CA
Pleasant Valley Reservoir [ESFR] (191) 3-12-2025 Bishop, CA
Rock Creek Lake [ESFR] (101) 5-14-2025 Toms Place, CA
South Lake [ESFR] (194) 9-18-2025 Bishop, CA
Weir Lake [ESFR] (56) 8-3-2021 Bishop, CA
 

Kern County Lakes
Name (# of Reports) Last Update Location
Brite Valley Reservoir (18) 10-20-2025 Tehachapi, CA
Buena Vista Lakes (204) 12-12-2025 Bakersfield, CA
Hart Park Lake (198) 12-12-2025 Bakersfield, CA
Lake Isabella (271) 12-12-2025 Lake Isabella, CA
Ming Lake (209) 12-12-2025 Bakersfield, CA
River Walk Lakes (191) 12-12-2025 Kern County, CA
Truxtun Lake (49) 12-12-2025 Bakersfield, CA
 

Los Angeles County Lakes
Name (# of Reports) Last Update Location
Castaic Lagoon (6) 9-26-2022 Castaic, CA
Castaic Lake (726) 12-12-2025 Castaic, CA
Jackson Lake (2) 3-8-2025 Wrightwood, CA
Kenneth Hahn SRA Lake (2) 11-3-2025 Los Angeles, CA
Legg Lake (5) 3-13-2023 South El Monte, CA
Puddingstone Lake (14) 10-27-2008 San Dimas, CA
Pyramid Lake, CA (437) 12-12-2025 Caswell, CA
Quail Lake (1) 2-26-2015 Gorman, CA
Santa Fe Reservoir (24) 7-24-2025 Irwindale, CA
 

Mono County Lakes
Name (# of Reports) Last Update Location
Barney Lake (2) 5-23-2024  
Big Virginia Lake [ESFR] (28) 10-23-2025 Bridgeport, CA
Bridgeport Reservoir [ESFR] (1134) 11-13-2025 Bridgeport, CA
Convict Lake [ESFR] (481) 11-14-2025 Mammoth Lakes, CA
Crowley Lake [ESFR] (745) 10-19-2025 Mammoth Lakes, CA
Ellery Lake [ESFR] (6) 6-3-2025 Lee Vining, CA
Grant Lake [ESFR] (385) 10-2-2025 June Lake, CA
Gull Lake [ESFR] (206) 9-24-2025 June Lake, CA
June Lake [ESFR] (326) 10-7-2025 June Lake, CA
June Lake Loop [ESFR] (148) 8-13-2025 June Lake, CA
Kirman Lake [ESFR] (387) 11-16-2025 Mono County, CA
Lake George [ESFR] (13) 10-4-2025 Mammoth Lakes, CA
Lake Mamie [ESFR] (8) 6-22-2025 Mammoth Lakes, CA
Lake Mary [ESFR] (103) 10-6-2025 Mammoth Lakes, CA
Little Virginia Lake [ESFR] (12) 4-27-2024 Bridgeport, CA
Lundy Lake [ESFR] (33) 7-30-2025 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] (27) 9-20-2025 Lee Vining, CA
Silver Lake [ESFR] (434) 10-13-2025 June Lake, CA
Tioga Lake [ESFR] (5) 8-3-2025 Tioga Pass, CA
Topaz Lake [ESFR] (406) 12-9-2025 Gardnerville, NV
Trumbull Lake [ESFR] (18) 9-13-2025 Bridgeport, CA
Twin Lake Lower [ESFR] (249) 10-31-2025 Bridgeport, CA
Twin Lake Upper [ESFR] (123) 10-21-2025 Bridgeport, CA
Twin Lakes (Bridgeport) [ESFR] (599) 11-16-2025 Bridgeport, CA
Twin Lakes (Mammoth Basin) [ESFR] (13) 8-26-2025 Mammoth Lakes, CA
Virginia Lakes [ESFR] (605) 11-16-2025 Bridgeport, CA
 

Orange County Lakes
Name (# of Reports) Last Update Location
Irvine Lake (449) 2-16-2021 Silverado, CA
Laguna Lake (3) 3-25-2025 Fullterton, CA
Laguna Niguel Lake (68) 2-16-2021 Laguna Nigel, CA
Santa Ana River Lakes (273) 1-27-2024 Santa Ana, CA
 

Riverside County Lakes
Name (# of Reports) Last Update Location
Anglers Lake (6) 12-31-2007 Hemet, CA
Bogart Regional Park (15) 8-21-2025 Cherry Valley, CA
Cahuilla Lake (19) 10-29-2025 La Quinta, CA
Corona Lake (249) 12-13-2013 Corona, CA
Cucamonga-Guasti (63) 8-13-2025 Onatrio, CA
Diamond Valley Lake (584) 11-11-2025 Hemet, CA
Evans Lake (1) 10-23-2025 Riverside , CA
Hemet Lake (257) 11-7-2025 Mountain Center, CA
Lake Elsinore (36) 5-21-2025 Lake Elsinore, CA
Lake Matthews (1) 11-14-2024 Corona, CA
Lake Perris (329) 2-11-2025 Perris, CA
Lake Skinner (614) 5-13-2025 Temecula, CA
Rancho Jurupa (15) 9-9-2024 Riverside, CA
Vail Lake (1) 11-7-2015 Temecula, CA
 

San Bernardino County Lakes
Name (# of Reports) Last Update Location
Big Bear Lake (199) 12-4-2025 Big Bear Lake, CA
Glen Helen Lake (64) 9-2-2021 San Bernardino, CA
Green Valley Lake (5) 8-25-2025 Green Valley Lake, CA
Gregory Lake (31) 11-21-2025 Crestine, CA
Hesperia Lake (176) 12-9-2025 Hesperia, CA
Jess Ranch Lakes (180) 10-21-2025 Apple Valley, CA
Lake Havasu (44) 8-31-2025 Havasu City, AZ
Mojave Narrows Park Lake (61) 2-24-2025 Victorville, CA
Pelican Lake (14) 3-27-2019  
Prado Lake (79) 6-1-2025 Chino, CA
Reflection Lake (11) 6-15-2021 San Jacinto, CA
Silverwood Lake (466) 11-2-2025 Cedarpines Park, CA
Upper & Lower Mountain Lakes (8) 10-23-2025 Lytle Creek, CA
Yucaipa Regional Park Lake (80) 2-19-2025 Yucaipa, CA
 

San Diego County Lakes
Name (# of Reports) Last Update Location
Barrett Lake [SDFR] (151) 2-26-2022 Dulzura, CA
Chollas Lake [SDFR] (8) 6-17-2025 San Diego, CA
Dixon Lake [SDFR] (312) 12-4-2025 Escondido, CA
El Capitan Reservoir [SDFR] (289) 6-4-2024 Alpine, CA
Lake Cuyamaca [SDFR] (259) 6-29-2024 Julian, CA
Lake Henshaw [SDFR] (6) 6-17-2025 Santa Ysabel, CA
Lake Hodges [SDFR] (241) 7-4-2025 Del Dios, CA
Lake Jennings [SDFR] (895) 12-12-2025 Lakeside, CA
Lake Morena [SDFR] (144) 9-5-2025 Campo, CA
Lake Poway [SDFR] (262) 3-17-2025 Poway, CA
Lake Sutherland [SDFR] (99) 3-28-2016 Ramona, CA
Loveland Reservoir [SDFR] (4) 3-24-2023 Alpine, CA
Lower Otay Reservoir [SDFR] (364) 2-19-2025 Rancho Del Rey, CA
Miramar Lake [SDFR] (325) 3-13-2023 Miramar, CA
Murray Reservoir [SDFR] (318) 6-26-2024 La Mesa, CA
San Vicente Reservoir [SDFR] (343) 2-8-2025 Foster, CA
Santee Lakes [SDFR] (339) 11-5-2025 Santee, CA
Sweetwater Reservoir [SDFR] (4) 2-10-2025 San Diego, CA
Upper Otay Reservoir [SDFR] (154) 6-24-2019 Rancho Del Rey, CA
Wohlford Lake [SDFR] (650) 12-8-2025 Escondido, CA
 

San Luis Obispo County Lakes
Name (# of Reports) Last Update Location
Lake Nacimiento (332) 12-12-2025 Bradley, CA
Lake San Antonio (140) 12-10-2024 Bradley, CA
Lopez Lake (207) 11-8-2025 Arroyo Grande, CA
Santa Margarita Lake (492) 11-30-2025 CA
 

Santa Barbara County Lakes
Name (# of Reports) Last Update Location
Cachuma Lake (479) 11-20-2025 Santa Barbara, CA
 

Ventura County Lakes
Name (# of Reports) Last Update Location
Lake Casitas (217) 11-29-2025 Ventura, CA
Lake Piru (34) 7-16-2025 Piru, CA