California — all systems

California water systems A–Z

Page 4 of 11 · Edna Valley Ranch East → Grizzly Lake Csd-crocker/welch. Every public water system we track in California, alphabetically. Each links to the system's measured contaminant levels against federal limits.

• Edna Valley Ranch East (2025)
• Edna Valley Vineyards (2025)
• Edwards Afb - Air Force Research Lab (2024)
• Edwards Afb - Main Base (2024)
• Eel River Charter School (2023)
• Eisenhower Medical Center(water) (2023)
• El Adobe Poa, Inc. (2024)
• El Camino Hospital (2025)
• El Camino Machine & Welding Ws (2024)
• El Camino Wc Inc (2023)
• El Capitan Mutual Water Company (2025)
• El Centro, City of (2024)
• El Cerrito (2024)
• El Dorado Id - Main — Placerville, Ca (2023)
• El Dorado Id - Outingdale (2023)
• El Dorado Id - Strawberry (2023)
• El Dorado Mobile Home Park (2023)
• El Dorado Mutual Water Co. (2023)
• El Dorado West Mhp (2023)
• El Mirage School (2023)
• El Monte-city, Water Dept. (2026)
• El Nido Elementary School (2024)
• El Nido Mobile Home Park (2024)
• El Portal Mobile Estates (2024)
• El Rancho Mobile Home Park (2023)
• El Rancho Tajiguas (2024)
• El Rio Estates (2024)
• El Rio Mobile Home Park (2024)
• El Segundo-city, Water Dept. (2023)
• El Sereno (2023)
• El Sobrante (2024)
• El Tejon Middle School (2023)
• El Toro Water District — Lake Forest, Ca (2023)
• Elbow School (2022)
• Eleanor Roosevelt Comm Learning Ctr (2024)
• Eleven Oaks Mobile Home Community (2022)
• Elk County Water District (2023)
• Elk Creek Community S.d. (2024)
• Elk Grove (2024)
• Elk Grove Water District (2025)
• Elkhorn Estates Water System (2024)
• Elkhorn Rd Ws #04 (2025)
• Elkhorn School Ws (2025)
• Elkins Ranch (2024)
• Elks Lodge #322 (2024)
• Elks Lodge 1282 (2024)
• Ellwood Mutual Water Company (2024)
• Elm Court (2022)
• Elsinore Valley MWD (2025)
• Emerald City Mutual Water Co (2025)
• Emerald Valley Mutual Water Company (2025)
• Emerald Valley-zabala Ws (2025)
• Emeryville (2024)
• Emigrant Gap Mutual Water Co. (2023)
• Encinal Elementary School (2023)
• Encinal Rd Ws #01 (2024)
• Encino (2023)
• Enclave at the Delta (2025)
• End-o-valley Mutual Water Company (2025)
• Enos Lane Public Utility District (2024)
• Enviroplex, Inc (2023)
• Enza Zaden Research (2025)
• Erskine Creek Wc (2023)
• Esalen Institute Ws (2025)
• Escalon Premier Brands (2020)
• Escalon Usd- Collegeville Sch (2023)
• Escalon, City of — Escalon, Ca (2023)
• Escondido (2024)
• Esparto C.s.d. — Esparto, Ca (2023)
• Esperanza Rd Ws (2024)
• Estancia Winery Ws (2023)
• Esterina Properties (2023)
• Estero Municipal Improvement District (2025)
• Estero Mutual (2025)
• Etaa Facilities Llc (2024)
• Etna, City of (2021)
• Etude Wines (2024)
• Eureka, City of (2024)
• Eusd-gateway Charter (2024)
• Eusd-van Allen School (2023)
• Evergreen Lodge (2024)
• Evergreen Mobile Estates (2024)
• Evergreen Mobile Home Park (2024)
• Evergreen Motel & Mhp (2025)
• Evergreen Mutual Water Company (2024)
• Evergreen Union School District (2025)
• Excell Center (2025)
• Excelsior (2024)
• Excelsior Middle School (2024)
• Exeter, City of — Exeter, Ca (2023)
• Fair Oaks Water District (2025)
• Fairfield (2024)
• Fairmead Landfill (2024)
• Fairoaks Pws #44 (2025)
• Fairway Downs Mutual Water Co (2025)
• Fairway Estates Pws Csa-18 (2024)
• Fairway Mutual Water Co (2024)
• Faith and Family Farms Ws (2025)
• Fall River Valley Csd (2024)
• Fallbrook Pud (2024)
• Fallon Road Labor Housing (2024)
• Fallsvale Service Company (2025)
• Family Education Center (2024)
• Family Tree Farms (2025)
• Famoso Nut Company (2024)
• Far Niente Winery (2023)
• Farm Mutual W.c. (the) (2024)
• Farmersville, City of (2025)
• Farmington Water Company (2025)
• Farrar Park Property Owners (2019)
• Fc Tracy Holdings, Llc (2024)
• Fcsa 05 - Wildwood Island (2025)
• Fcsa 10 - Cumorah Knolls (2024)
• Fcsa 10a - Mansionette Estates (2024)
• Fcsa 14 - Belmont Manor (2023)
• Fcsa 30 - El Porvenir (2023)
• Fcsa 32 - Cantua Creek (2023)
• Fcsa 34 - Millerton New Town (2024)
• Fcsa 34b - Ventana Hills (2025)
• Fcsa 39 - a and B (2024)
• Fcsa 43 - Raisin City (2024)
• Fcsa 44c - Riverview Estates (2025)
• Fcsa 44d - Monte Verdi (2024)
• Fcsa 47 - Quail Lake Estates (2024)
• Fcsa 49 - Five Points (2023)
• Fcwwd 18/friant (2024)
• Fcwwd 37/mile High (2025)
• Fcwwd 38/sky Harbour (2024)
• Fcwwd 40 - Shaver Springs (2025)
• Fcwwd 41/shaver Lake (2025)
• Fcwwd 42/alluvial & Fancher (2024)
• Feather River Community College (2024)
• Feather River Manor (2025)
• Feather River Rv & Mhp (2024)
• Feather River School (2022)
• Fedex Freight, Inc. Chi (2025)
• Fedex Ground (2023)
• Fellowship of Friends (2025)
• Fenner Canyon Youth Conservation Camp (2025)
• Fern Grove Water Club (2025)
• Fern Valley Wd (2025)
• Fernwood Ws (2024)
• Ferrari-carano Winery (2025)
• Fetzer Vineyards (2024)
• Fiddletown Community Service (2025)
• Fieldbrook Glendale C.s.d. (2023)
• Fiero Lane Water Company, Inc. (2024)
• Fillmore Irrigation Co (2023)
• Fillmore Water Dept (2024)
• Financial District (2024)
• Finnlees Trailer Park (2024)
• Fircrest Mutual Water Company (2024)
• Fire Suppression Camp #19 (2025)
• Firebaugh City (2024)
• Fireclay Tile (2025)
• Firefall Ranch Water System (2024)
• Firestone Business Park Ws (2025)
• Firestone Vineyard (2025)
• First Mace Meadow # 1 (2024)
• First Mace Meadows Unit No. 2 (2024)
• First Mutual Water System (2025)
• Fisherman's Bend Mhp (2024)
• Fisherman's Retreat (2022)
• Five Points Ranch (2025)
• Flag City Water System (2023)
• Flight Ridge (2023)
• Floricultura Pacific Ws (2024)
• Florin County Water District (2022)
• Floriston Water System (2024)
• Flournoy School (2023)
• Flrish Farms Ws (2025)
• Flying J Travel Center (2023)
• Flying J Travel Plaza (2023)
• Foley Family Wines Chateau St. Jean (2024)
• Folsom Lake Mutual Water Co (2023)
• Folsom State Prison (2024)
• Folsom, City of - Ashland — Folsom, Ca (2023)
• Folsom, City of - Main — Folsom, Ca (2023)
• Fontana (2024)
• Foothill Apartments (2023)
• Foothill Elementary School (2025)
• Foothill Estates Mhp (2024)
• Foothill Estates Ws (2024)
• Foothill Municipal Water Dist. — La Canada Flintridge, Ca (2023)
• Foothill Mutual Water Company (2025)
• Foothill Wa (2024)
• Foothills Manufactured Home Communuty (2023)
• Forest Home Christian Cc (2025)
• Forest Knolls Mutual Water Co (2025)
• Forest Lakes Mwc (2025)
• Forest Park Mwc (2024)
• Forest Point Mhc (2025)
• Forest Ranch Charter School (2023)
• Forest Ranch Mutual Water System (2025)
• Forest Springs (2025)
• Forest Village Llc (2023)
• Foresthill Public Utility Dist — Foresthill, Ca (2023)
• Forestville Water District (2024)
• Fort Bragg, City of (2024)
• Fort Hunter Liggett (2025)
• Fort Jones, Town of (2023)
• Fort Ross School District (2023)
• Fortuna, City of (2023)
• Foster Farms - Cedar Hatchery (2025)
• Foster Farms #5 (2024)
• Foster Farms Chicken Livehaul (sycamore (2024)
• Foster Farms Delhi Feedmill Collier Road (2023)
• Foster Farms Fertilizer Plant (2023)
• Foster Farms Traver Feedmill (2023)
• Foster Farms-ellenwood Hatchery (2023)
• Foster Road Mutual Water Company (2025)
• Fottw (2025)
• Four Star Fruit (2025)
• Fourth Street Water System (2025)
• Fowler Care Center (2025)
• Fowler Packing Company (2023)
• Francis Coppola Winery (2023)
• Francis Property Management (2024)
• Frank C Alegre Trucking Inc Ws (2025)
• Frank Family Vineyards (2023)
• Franklin Elementary School (2021)
• Franzia Winery (2023)
• Frazier Mountain High School (2023)
• Frazier Nut Farms, Inc. (2024)
• Frazier Park Pud (2023)
• Frccsd Hot Springs (2024)
• Frccsd Old Mill Ranch (2024)
• Freemark Abbey Winery (2025)
• Freeport Marina (2025)
• Fremont (2024)
• Fremont One (2024)
• French Camp Golf Course (2025)
• Fresh Point (piranha Produce) (2023)
• Fresh Select, Llc (2024)
• Fresno Clovis Rwrf Water System (2023)
• Fresno Valves & Castings (2024)
• Friedman Brothers Hardware (2024)
• Friendly Acres Mhp (2021)
• Frito-lay, Inc. Water System (2025)
• Fritsch Industrial Park (2024)
• Frontier Trails Homeowners Assoc Inc. (2025)
• Full Belly Farm (2024)
• Fuller Acres Mutual Water Company (2025)
• Fullerton (2024)
• Fulton Water Company (2025)
• G & J Properties (2023)
• Gabilan Wc (2023)
• Gaf Materials Co (2024)
• Galindo Housing Facility (2023)
• Galt, City of (2024)
• Gar, Llc. (2025)
• Garberville Sanitary District (2022)
• Garden Acres Mutual Water Co (2023)
• Garden Court Ws #01 (2023)
• Garden Farms C.w.d. (2024)
• Garlen Court Ws (2023)
• Gasquet C.s.d. (2022)
• Gateway (2025)
• Gateway Mobile Home Park (2025)
• Gavilan Joint Community College District (2024)
• Gaviota Oil Heating Facility (2022)
• Gayla Manor Pws (2024)
• Gazelle School (2023)
• Gcg Water System (2024)
• Gemperle Egg Ranch (2024)
• General Atomics Aeronautical - Gray Butt (2025)
• Genesis Solar Llc (2024)
• George Chiala Farms Inc (2023)
• George Chiala Farms, Inc.. (2024)
• George Ranch Mutual Water Company (2025)
• Georgetown Divide Pud (2025)
• Gerber Las Flores Csd (2024)
• Gerber Union Elementary School District (2024)
• Geyserville Newtech Academy School (2023)
• Geyserville Winery (2025)
• Gico Management (2023)
• Gilbert Street Complex (2025)
• Gill Creek Mutual Water Company (2024)
• Gilroy Usd-rucker School (2025)
• Glass House Camarillo Cultivation, Llc (2023)
• Glassfab Tempering Services Inc. (2023)
• Gleanings for the Hungry (2024)
• Glen Eden Sun Club (2023)
• Glen Helen Water System (2024)
• Glen Ivy Hot Springs (2020)
• Glen Martin Mwc (2025)
• Glen Park (2024)
• Glendale (2024)
• Glendora-city, Water Dept. (2025)
• Glenhaven Mutual Water Company (2023)
• Glenn Ave Ws #01 (2023)
• Glennville Mutual Water Company (2025)
• Glenwood Mobile Estates (2022)
• Glenwood Mobile Home Park (2025)
• Gloria Ferrer Caves (2023)
• Gold Beach Park (2024)
• Gold Country Home Park - Water System (2023)
• Gold Hill Mobilehome Park (2024)
• Gold Leaf Farming Llc (2023)
• Gold Mountain Csd (2024)
• Gold Rock Ranch (2023)
• Gold Rush Mobile Home Park (2023)
• Golden Acres Trailer Park (2025)
• Golden Empire Concrete Company (2023)
• Golden Era Productions (2025)
• Golden Feather Mhp (2022)
• Golden Heights Mutual Water Company (2025)
• Golden Hills Csd (2025)
• Golden Hills Mutual Water Co (2023)
• Golden Meadows Csd (2024)
• Golden Oaks Mobile Home Park (2025)
• Golden Sands Mobile Home Park (2025)
• Golden Sierra Estates_fka Mother Lode (2022)
• Golden State Vintners - Fresno (2024)
• Golden State Vintners Ws (2025)
• Golden State Water Co - Apple Vly North (2025)
• Golden State Water Co - Apple Vly South (2025)
• Golden State Water Co - Arden Water Serv — Rancho Cordova, Ca (2023)
• Golden State Water Co - Barstow (2025)
• Golden State Water Co - Lucerne (2025)
• Golden State Water Co - Morongo Del Sur (2025)
• Golden State Water Co - San Juan Oaks (2025)
• Golden State Water Co - Wrightwood (2025)
• Golden State Water Co. - Cordova (2024)
• Golden State Water Co. - Robbins (2023)
• Golden State Water Co.-clearlake System (2024)
• Golden State Water Company (2024)
• Golden State Water Company - Bay Point (2023)
• Golden State Water Company - Edna — Hawthorne, Ca (2023)
• Golden State Water Company - Lake Marie (2023)
• Golden State Water Company - Nipomo — Rancho Cordova, Ca (2023)
• Golden State Water Company - Orcutt — Hawthorne, Ca (2023)
• Golden State Water Company - Simi Valley — Rancho Cordova, Ca (2023)
• Golden State Water Company - South Shore (2024)
• Golden State Water Company - Tanglewood — Hawthorne, Ca (2023)
• Golden State Water Company-cypress Ridge (2025)
• Golden State Water Desert View (2025)
• Golden State Water Morongo Delnorte (2025)
• Golden State Wc - Cowan Heights (2025)
• Golden State Wc - Placentia/yorba Linda (2025)
• Golden State Wc - West Orange County (2025)
• Golden Valley Almonds (2024)
• Golden Valley Municipal Water District (2025)
• Goleta Water District (2024)
• Gonzales, City of (2024)
• Goose Creek Golf Club (2023)
• Gooselake Water Company (2024)
• Gordon Acres Water Co (2021)
• Gosford Road Water Company (2025)
• Gotham Greens (2022)
• Gp Anacapa Foods, Llc. (2025)
• Grace Mennonite School (2025)
• Grace Valley Christian Center (2025)
• Graeagle Water Company (2024)
• Gran Mutual Water Co (2025)
• Granada Hills (2023)
• Grand View School (2023)
• Grange Hall Ws (2023)
• Granite Construction Company (2023)
• Granite Construction Water System (2025)
• Granville Farms, Llc (2025)
• Graton Commerce Center (2023)
• Graton Mutual Water System (2024)
• Gratton School (2023)
• Gravenstein Business Park (2025)
• Gravenstein School District-gravenstein (2024)
• Gravenstein School District-hillcrest (2024)
• Graves School Ws (2025)
• Great Oaks Wc Inc — San Jose, Ca (2023)
• Great Western Elementary School (2025)
• Green Acres Mobile Home Estate (2025)
• Green Acres Mutual Water (2025)
• Green Acres Wa (2024)
• Green Diamond Resource Company - Korbel (2025)
• Green Gulch Farm (2023)
• Green Mountain Water Company (2025)
• Green Real Estate Enterprises Llc (2024)
• Green River Mutual Water Co. (2024)
• Green Valley Cwd (2025)
• Green Valley Floral-potter Rd Ws (2025)
• Green Valley Mwc — Green Valley Lake, Ca (2023)
• Greenfield County Wd (2023)
• Greenfield, City of (2023)
• Greenhaven Hoa (2023)
• Greenheart Farms (2023)
• Greenhorn Creek Csd (2024)
• Greenlaw Modesto Investors Llc (2023)
• Gregori High School (2023)
• Grenada Sanitary District (2024)
• Grgich Hills (2025)
• Gridley Farm Labor Housing (2017)
• Grier Mutual Water Company (2024)
• Grimmway Enterprises - Cal Organic Therm (2022)
• Grimmway Enterprises-malaga Water System (2025)
• Grimmway Farms - David Road (2025)
• Grimmway Farms Coachella Valley Facility (2023)
• Grimmway Farms- Frozen Foods (2025)
• Grizzly Creek Ranch Snj (2023)
• Grizzly Flats Community Servic (2025)
• Grizzly Lake Csd-crocker/welch (2022)