All California water systems

Every California community water system on Lead Pipe Map (1,175), A to Z, with its lead and galvanized line count. Open a system for its full inventory, lead tests and violations.

#A B C D E F G H I J K L M N O P Q R S T U V W Y

#

4n Mobilehome Park 31 lead/galv.

A

Aborn Heights Water Mutual Association 1 unknown
Abrams Lake Mobile Estates 72 lead/galv.
Agate Bay Water Company 22 unknown
Alameda County Water District 146 unknown
Alco Water Service no lead
Alderpoint County Water 29 unknown
Allensworth CSD 1 lead/galv.
Alpine Water Users Association no lead
Alta Sierra Mutual Water Co. 114 lead/galv.
Amarillo Mutual Water Company no lead
American Valley CSD no lead
American Water O&m, LLC - VSFB no lead
Antelope Valley E Kern WTR Agy-Rosamond not reported
Antoinette Mutual Water Co 12 unknown
Apple Valley Foothill CWD 249 unknown
Apple Valley Village Mhe 1 unknown
Aqua J. Mutual Water Company 5 lead/galv.
Arbuckle Public Utility District 588 unknown
Arizona Village 873 unknown
Armona Community Services Dist no lead
Aromas Water District no lead
Arrowbear Park CWD no lead
Arrowhead Villas Mutual Service Company no lead
Arvin Community Services Dist 20 lead/galv.
Aspendell Mutual Water Company 38 unknown
Atascadero Mutual Water Co no lead
Atascadero State Hospital no lead
Averydale MWC no lead
Avi Casino no lead
Avila Beach Community Services District no lead
Awa - Camanche Village no lead
Awa Buckhorn Plant 1,001 unknown
Awa, Ione 89 unknown
Awa, Tanner 784 unknown
Azusa Light and Water no lead

B

Baker Community Services District no lead
Bakman Water Company no lead
Bakman Water-Rolling Hills not reported
Banning HTS. Mutual Water Co. 81 lead/galv.
Barona North 1 lead/galv.
Bdvwa - Goat Mountain ID no lead
Beale Air Force Base no lead
Bear River/Singley Hill no lead
Bear Valley CSD 895 unknown
Beaumont Cherry Valley WD no lead
Bella Vista Water District no lead
Bella Vista Water Sys 38 unknown
Bellflower - Somerset MWC no lead
Bellflower Home Garden Water Company no lead
Bellflower Municipal Water System no lead
Bend Mobilehome & RV Park 42 unknown
Bertsch Ocean View CSD no lead
Beverly Hills-City, Water Dept. no lead
Big Basin Water Company no lead
Big Bear City CSD 4,578 unknown
Big Bear Lake DWP - Big Bear System no lead
Big Creek Community Serv Dist 21 unknown
Big Pine CSD 268 unknown
Big Pine Tract 135 unknown
Big River Development 917 unknown
Big Springs Mutual Water System 43 unknown
Bighorn - Desert View Water Agency no lead
Biola Community Services Dist 309 unknown
Bishop Paiute-Shoshone Tribe no lead
Blue Lake Springs Mut WTR no lead
Blue Skies Mobile Home Park 21 unknown
Blue Spruce Mobile Home Park 3 lead/galv.
Bodega Bay Public Utility District no lead
Bolinas Community PUD 25 unknown
Boron CSD no lead
Borrego WD no lead
Box Springs Mutual WC 42 lead/galv.
Breese Subdivision 2 29 unknown
Brentwood no lead
Bridgeport PUD 199 unknown
Brooktrails Township CSD no lead
Buckingham Park Water District no lead
Bucktail Mutual Water Company 46 unknown
Burbank-City, Water Dept. no lead
Burney Water District 1,403 unknown
Butte City Community S.D. 48 unknown
Buttonwillow CWD no lead

C

Cabana Holiday WS 5 unknown
Cabazon Water District no lead
Cacheville Service Dist 158 unknown
Cal Am - Antelope no lead
Cal Am - Arden no lead
Cal Am - Bass Lake no lead
Cal Am - Fruitridge Vista no lead
Cal Am - Goldside no lead
Cal Am - Isleton no lead
Cal Am - Lincoln Oaks no lead
Cal Am - Meadowbrook no lead
Cal Am - Oakhurst no lead
Cal Am - Parkway no lead
Cal Am - Suburban Rosemont no lead
Cal Am - West Placer no lead
Cal Am - West San Martin 16 lead/galv.
Cal Am Water Company - Ambler Park no lead
Cal Am Water Company - Hidden Hills no lead
Cal Am Water Company - Monterey no lead
Cal Am Water Company - Toro no lead
Cal American Water Co no lead
Cal American Water Company - Piru no lead
Cal American WC - Las Posas Estates no lead
Cal American WC - Rio Plaza no lead
Cal-Am Water Company - Duarte no lead
Cal-Am Water Company - East Pasadena no lead
Cal-Am Water Coronado no lead
Cal-Water Service Co.-Chico 19,384 unknown
Cal-Water Service Co.-Hamilton City 530 unknown
Cal-Water Service Co.-Marysville 3,542 unknown
Cal-Water Service Co.-Oroville 3,879 unknown
Cal-Water Service Co.-Willows 2,314 unknown
Cal/Am Water Company - Baldwin Hills no lead
Cal/Am Water Company - San Marino no lead
Calaveras PUD no lead
Calif State Polytechnical Univ - Pomona no lead
California Conservation Camp #14 12 unknown
California Institution for Men no lead
California Institution for Women no lead
California Mens Colony 45 lead/galv.
California State Prison - Solano no lead
California State University Fresno no lead
California Village no lead
California Water Service - Bear Gulch no lead
California Water Service - Livermore 14,400 unknown
California Water Service - San Carlos 10,076 unknown
California Water Service - San Mateo no lead
California Water Service - Stockton no lead
California Water Service Co - Westlake 6,895 unknown
California Water Service Co-Lake Hughes 214 unknown
California Water Service Co-Leona Valley 390 unknown
California Water Service Co. - Dixon 2,649 unknown
California Water Service Co. - Dominguez 31,869 unknown
California Water Service Co. - Ela 26,874 unknown
California Water Service Co. - Herm/Redo 24,355 unknown
California Water Service Co. - Palos Ver 23,500 unknown
California Water Service Co.-Lancaster 579 unknown
California Water Service Co.-Travis AFB no lead
California Water Service-S San Francisco 15,446 unknown
California-American Geyserville (Puc) no lead
California-American Larkfield (Puc) no lead
Calipatria State Prison no lead
Callahan Water District 12 unknown
Callayomi County Water District not reported
Camarillo Water Dept no lead
Cambria Comm Services Dist no lead
Camp Meeker Water System no lead
Camp Pendleton (North) no lead
Camp Pendleton (South) no lead
Camptonville Community Serv Dist 7 unknown
Camrosa Water District no lead
Canon Manor Water System 247 unknown
Capell Valley Estates 48 lead/galv.
Carlsbad MWD no lead
Carmichael Water District no lead
Carpinteria Valley Water District no lead
Caruthers Comm Serv Dist no lead
Carver Tract Mutual Water Comp 165 unknown
Casitas Municipal Water Dist no lead
Casitas Mutual Water Company 85 unknown
Castroville Community Services District no lead
Cayucos Beach Mutual Water Company no lead
Cci - Tehachapi no lead
CCWD - Copper Cove no lead
CCWD - Ebbetts Pass no lead
CCWD - Jenny Lind no lead
CCWD - West Point no lead
CDCR - Sierra Conservation Center no lead
CDCR California Health Care Facility no lead
Cdcr-High Desert State Prison no lead
Cedarpines Park MWC no lead
Center Water Co 3 lead/galv.
Centerville C.S.D. no lead
Centinela State Prison no lead
Central Ca Womens Facility no lead
Central Water District no lead
Cerritos - City, Water Dept. no lead
Chamisal MWC 34 unknown
Channel Islands Beach CSD no lead
Chemehuevi Water no lead
Chester Public U.D. 201 lead/galv.
China Lake Naval Air Weapons Station no lead
Chowchilla City Water Dept no lead
Christian Valley Park CSD no lead
Chuckawalla Valley State Prison no lead
Citrus Heights Water District no lead
City of Adelanto no lead
City of Alhambra no lead
City of Alturas 1,365 unknown
City of American Canyon no lead
City of Anaheim no lead
City of Anderson no lead
City of Angels no lead
City of Antioch no lead
City of Arcadia no lead
City of Arcata 9 lead/galv.
City of Arroyo Grande Utilities Division no lead
City of Atwater no lead
City of Avenal not reported
City of Bakersfield 16,291 unknown
City of Banning no lead
City of Bell Gardens no lead
City of Benicia 10 lead/galv.
City of Biggs 538 unknown
City of Bishop 1,220 unknown
City of Blue Lake no lead
City of Blythe no lead
City of Brawley 5,962 unknown
City of Brea no lead
City of Brisbane no lead
City of Buellton Water Division no lead
City of Buena Park no lead
City of Burlingame no lead
City of Calexico not reported
City of California City 1,788 unknown
City of Calistoga no lead
City of Ceres 177 lead/galv.
City of Chino 872 lead/galv.
City of Chino Hills no lead
City of Cloverdale 1,461 unknown
City of Clovis no lead
City of Colton no lead
City of Colusa no lead
City of Corcoran no lead
City of Corning 1,859 unknown
City of Corona no lead
City of Cotati no lead
City of Crescent City no lead
City of Cupertino no lead
City of Daly City no lead
City of Davis 10,076 unknown
City of Del Mar no lead
City of Delano no lead
City of Dinuba no lead
City of Dixon no lead
City of Dorris 1 unknown
City of Dos Palos no lead
City of Dunsmuir 1,284 unknown
City of East Palo Alto no lead
City of El Centro no lead
City of Escalon no lead
City of Escondido no lead
City of Eureka no lead
City of Exeter no lead
City of Fairfield 91 lead/galv.
City of Farmersville not reported
City of Fort Bragg not reported
City of Fortuna no lead
City of Fountain Valley no lead
City of Fowler no lead
City of Fresno no lead
City of Fullerton no lead
City of Galt no lead
City of Garden Grove no lead
City of Gilroy no lead
City of Gonzales 122 lead/galv.
City of Grass Valley 154 lead/galv.
City of Greenfield 144 lead/galv.
City of Gridley 2,349 unknown
City of Grover Beach Public Works Dept no lead
City of Gustine not reported
City of Hanford 17 lead/galv.
City of Hayward no lead
City of Healdsburg no lead
City of Hemet no lead
City of Hollister no lead
City of Holtville no lead
City of Hughson no lead
City of Huntington Beach no lead
City of Huron 1,027 unknown
City of Imperial 7,143 unknown
City of Industry Waterworks Systems no lead
City of Jackson no lead
City of Kerman no lead
City of Kingsburg no lead
City of la Habra no lead
City of la Palma no lead
City of Lakeport no lead
City of Lathrop no lead
City of Lemoore 25 lead/galv.
City of Lincoln no lead
City of Lindsay no lead
City of Live Oak 245 unknown
City of Livermore no lead
City of Livingston 3,589 unknown
City of Lodi no lead
City of Loma Linda no lead
City of Los Banos no lead
City of Loyalton 10 lead/galv.
City of Madera no lead
City of Manteca no lead
City of Martinez no lead
City of McFarland no lead
City of Mendota no lead
City of Merced no lead
City of Millbrae no lead
City of Milpitas no lead
City of Modesto no lead
City of Modesto - del Rio no lead
City of Modesto - Salida no lead
City of Modesto - South Turlock no lead
City of Montague 538 unknown
City of Morgan Hill no lead
City of Mountain House no lead
City of Mountain View no lead
City of Mt. Shasta no lead
City of Napa no lead
City of Needles no lead
City of Nevada City 1,330 unknown
City of Newman-Water Department no lead
City of Newport Beach no lead
City of Norco no lead
City of Oakdale 176 lead/galv.
City of Oceanside no lead
City of Orange no lead
City of Orange Cove 1,779 unknown
City of Orland 773 unknown
City of Palo Alto no lead
City of Parlier 2,783 unknown
City of Paso Robles Water Division no lead
City of Patterson no lead
City of Petaluma 122 lead/galv.
City of Pittsburg no lead
City of Pleasanton no lead
City of Plymouth 3 lead/galv.
City of Porterville 12,717 unknown
City of Portola no lead
City of Poway no lead
City of Red Bluff no lead
City of Redding no lead
City of Redwood City no lead
City of Reedley 2 lead/galv.
City of Rialto no lead
City of Rio Dell no lead
City of Rio Vista no lead
City of Ripon no lead
City of Riverbank 134 lead/galv.
City of Riverside no lead
City of Rohnert Park no lead
City of Roseville 2,638 unknown
City of Sacramento Main no lead
City of San Bruno no lead
City of San Clemente no lead
City of San Diego no lead
City of San Jacinto no lead
City of San Joaquin no lead
City of San Jose - Evg/Edv/Coy no lead
City of San Jose - Nsj/Alviso no lead
City of San Juan Bautista not reported
City of Sanger no lead
City of Santa Ana no lead
City of Santa Barbara Water Department no lead
City of Santa Clara no lead
City of Santa Maria Utilities Department 60 lead/galv.
City of Santa Paula no lead
City of Santa Rosa no lead
City of Seal Beach no lead
City of Sebastopol no lead
City of Shafter no lead
City of Shasta Lake no lead
City of Soledad no lead
City of Sonoma 483 lead/galv.
City of South Pasadena no lead
City of St. Helena 634 unknown
City of Stockton no lead
City of Sunnyvale no lead
City of Susanville no lead
City of Tehachapi 3,368 unknown
City of Thousand Oaks Water Department no lead
City of Tracy no lead
City of Trinidad no lead
City of Tulare 142 lead/galv.
City of Tulelake 479 unknown
City of Turlock no lead
City of Tustin 130 lead/galv.
City of Ukiah no lead
City of Upland no lead
City of Vacaville no lead
City of Vallejo 36,385 unknown
City of Vallejo-Lakes System 847 unknown
City of Wasco no lead
City of Waterford 2,240 unknown
City of Watsonville no lead
City of Weed 515 unknown
City of West Sacramento 8,645 unknown
City of Westminster no lead
City of Westmorland not reported
City of Wheatland no lead
City of Williams no lead
City of Willits 2,574 unknown
City of Winters no lead
City of Woodlake no lead
City of Woodland no lead
City of Yreka not reported
City of Yuba City no lead
Clawa no lead
Clear Creek Csd-Anderson no lead
Clearlake Oaks County Water District no lead
Coachella VWD: Cove Community no lead
Coachella VWD: I.D. No. 8 no lead
Coachella Water Authority no lead
Coalinga-City no lead
Coast Springs - Cal. Water Service (Puc) 253 unknown
Coastside County Water District no lead
Cobb Area County Water District no lead
Cold Springs Water Co no lead
College Park Mutual Water Company 74 unknown
Colonial Oak WC INC 21 unknown
Colorado Mutual Water Company 8 lead/galv.
Colusa Co. WWD #2 - Princeton 10 lead/galv.
Colusa Southern System no lead
Commerce-City, Water Dept. 1,191 unknown
Compton-City, Water Dept. no lead
Contra Costa Water District no lead
Correctional Training Facility - Soledad no lead
Cottonwood Water District no lead
Country Western MHRV 61 lead/galv.
Covina-City, Water Dept. no lead
Covington Mill - A 42 unknown
Crescenta Valley CWD no lead
Crestline Village CWD - Division 10 no lead
Crestview Mutual Water Co no lead
Crowley Lake Mutual Water Company 17 unknown
Crows Landing Comm SVC District 7 lead/galv.
Csa 42 Oro Grande 139 unknown
Csa 70 W-3 Hacienda 64 unknown
Csa 70 W-4 Pioneertown 58 unknown
Csa 70-F Morongo 73 unknown
Cucamonga Valley Water District no lead
Cuesta la Honda Guild INC 296 unknown
Cutler PUD 1,091 unknown
Cuyamaca Water District 163 unknown
CWS - Bakersfield 52,060 unknown
CWS - Kernville 1,749 unknown
CWS - Lakeland 218 unknown
CWS - Lower Bodfish Water System 543 unknown
CWS - North Garden no lead
CWS - Selma 4,294 unknown
CWS - Tulco Water Company 184 unknown
CWS - Visalia 28,174 unknown
CWS Southlake System 811 unknown
CWSC King City no lead
CWSC Las Lomas no lead
CWSC Los Altos Suburban no lead
CWSC Oak Hills no lead
CWSC Salinas no lead
CWSC Salinas Hills no lead

D

Del Oro River Island Serv Terr #1 no lead
Del Oro Water Co-Ferndale no lead
Del Oro Water Co.-Paradise Pines no lead
Del Rey Community Serv Dist 69 unknown
Delft Colony Water 104 unknown
Delhi CWD 3 lead/galv.
Denair Community Services District no lead
Desert Water Agency no lead
Devore WC no lead
Diablo Water District no lead
Donner Summit Public Utility District 77 unknown
Downey - City, Water Dept. no lead
Downtown Graton Mutual Water System 4 unknown
Dublin San Ramon Services District no lead
Durham Irrigation District 88 unknown
DWP - Fawnskin no lead

E

Earlimart PUD not reported
East Acres Mutual Water Company 83 unknown
East Bay MUD 3,935 lead/galv.
East Niles CSD no lead
East Orange County WD - RZ no lead
East Orosi Community Services District 105 unknown
East Valley Water District no lead
East Walnut Grove [SWS] 143 unknown
Eastern Municipal WD no lead
Eastside Water Association 13 lead/galv.
El Capitan Mutual Water Company 190 unknown
El Dorado ID - Main no lead
El Monte-City, Water Dept. no lead
El Segundo-City, Water Dept. 145 lead/galv.
El Toro Water District no lead
Elk Grove Water District no lead
Ellwood Mutual Water Company 6 unknown
Elsinore Valley MWD no lead
End-O-Valley Mutual Water Company 12 unknown
Erskine Creek WC 1 unknown
Esparto C.S.D. no lead
Estero Municipal Improvement District no lead

F

Fair Oaks Water District no lead
Fairoaks PWS #44 no lead
Fall River Valley CSD no lead
Fallbrook PUD no lead
Fallsvale Service Company no lead
Farm Mutual W.C. (The) no lead
Fcsa 34 - Millerton New Town no lead
Fcsa 47 - Quail Lake Estates no lead
Fcwwd 41/Shaver Lake no lead
Fenner Canyon Youth Conservation Camp 5 lead/galv.
Fern Grove Water Club 67 unknown
Fieldbrook Glendale C.S.D. no lead
Fillmore Water Dept no lead
Fircrest Mutual Water Company 48 unknown
Fire Suppression Camp #19 2 unknown
Firebaugh City no lead
First Mace Meadows Unit No. 2 81 unknown
Fisherman'S Retreat 193 unknown
Florin County Water District no lead
Folsom Lake Mutual Water Co 4 unknown
Folsom State Prison 112 unknown
Folsom, City of - Ashland 1 lead/galv.
Folsom, City of - Main 5 lead/galv.
Foothill Estates MHP 9 lead/galv.
Foothill Estates WS 5 unknown
Forest Lakes MWC no lead
Forest Park MWC 93 unknown
Foresthill Public Utility Dist no lead
Forestville Water District no lead
Fort Hunter Liggett no lead
Fort Independence 36 unknown
Frazier Park PUD 1,433 unknown
Frccsd Hot Springs 1 unknown
Friendly Acres MHP 52 unknown
Fulton Water Company 924 unknown

G

Garberville Sanitary District 130 unknown
Garden Acres Mutual Water Co no lead
Garlen Court WS 16 unknown
Gateway no lead
Georgetown Divide PUD 4,708 unknown
Gerber Las Flores CSD 44 lead/galv.
Glen Helen Water System no lead
Glen Martin MWC 323 unknown
Glendale-City, Water Dept. no lead
Glendora-City, Water Dept. no lead
Golden Hills CSD no lead
Golden Sands Mobile Home Park 16 lead/galv.
Golden State Water Co - Apple Vly North no lead
Golden State Water Co - Apple Vly South no lead
Golden State Water Co - Arden Water Serv no lead
Golden State Water Co - Barstow no lead
Golden State Water Co - Morongo del Sur no lead
Golden State Water Co - Wrightwood no lead
Golden State Water Co. - Cordova no lead
Golden State Water Co.-Clearlake System no lead
Golden State Water Company - Bay Point no lead
Golden State Water Company - Edna no lead
Golden State Water Company - Los Osos no lead
Golden State Water Company - Nipomo no lead
Golden State Water Company - Orcutt no lead
Golden State Water Company - Simi Valley no lead
Golden State Water Company - Tanglewood no lead
Golden State Water Company-Cypress Ridge no lead
Golden State WC - Cowan Heights no lead
Golden State WC - Placentia/Yorba Linda no lead
Golden State WC - West Orange County no lead
Golden Valley Municipal Water District 21 unknown
Goleta Water District no lead
Great Oaks WC INC no lead
Green River Mutual Water Co. 9 lead/galv.
Green Valley CWD not reported
Green Valley MWC no lead
Greenfield County WD no lead
Grenada Sanitary District 128 unknown
Grizzly Flats Community Servic 628 unknown
Grizzly Lake Csd-Crocker/Welch 153 unknown
Grizzly Lake Csd-Delleker 284 unknown
Groveland Community Serv Dist no lead
GSWC - Artesia no lead
GSWC - Bell, Bell Gardens no lead
GSWC - Calipatria no lead
GSWC - Claremont no lead
GSWC - Culver City no lead
GSWC - Florence/Graham no lead
GSWC - Hollydale no lead
GSWC - Norwalk no lead
GSWC - Southwest no lead
GSWC - Willowbrook no lead
Gswc-San Dimas no lead
Gswc-South Arcadia no lead
Gswc-South San Gabriel no lead
Guadalupe Valley Mid no lead
Guadalupe Water Department 9 lead/galv.

H

Hamilton Branch CSD no lead
Happy Camp C.S.D. no lead
Havasu Water Company 229 unknown
Hawkins Water Co-Cal Water Service (Puc) 52 unknown
Hawthorne-City Water Dept. no lead
Heber Public Utility District no lead
Helendale Community Service District no lead
Helix Water District no lead
Helm School 15 unknown
Heritage Ranch CSD no lead
Hesperia WD no lead
Hi Desert MWC 42 unknown
Hi Desert WD no lead
Hidden Valley Lake CSD no lead
High Desert Detention Center no lead
Highland Mobile Home Park no lead
Highlands Mutual Water Company no lead
Higuera Apartments 25 unknown
Hilmar County Water District 388 unknown
Home Garden CSD no lead
Home Gardens County WD no lead
Hometown Colonial Estates LLC 50 lead/galv.
Hood Water Maintence Dist [SWS] 74 unknown
Hoopa Valley-Wide System no lead
Hopland Public Utility District no lead
Hornbrook C.S.D. 142 unknown
Howell Mountain Mutual Water Company no lead
Howell'S Lakeside Water Co. 54 unknown
Howonquet Community(Smith River) 30 unknown
Humboldt C.S.D. no lead
Hume Lake Christian Camps, INC no lead
Huntington Park-City, Water Dept. no lead
Hydesville Co. W.D. no lead

I

Idyllwild Water District no lead
Improvement District No. 1 13 lead/galv.
Indian Creek CSD no lead
Indian Wells Valley W.D. 78 lead/galv.
Indio Water Authority no lead
Inglewood- City, Water Dept. no lead
Inverness Public Utility Dist no lead
Inyo County PWD - Independence 141 unknown
Inyo County PWD - Lone Pine 501 unknown
Inyokern CSD not reported
Irvine Ranch Water District no lead
Ivanhoe Public Utility Dist no lead

J

Jackson Valley Irrigation District no lead
Jacoby Creek CWD 28 unknown
Joshua Basin Water District no lead
Jurupa Community SD no lead

K

Kelly Mutual Water Company 1 lead/galv.
Kelseyville Co Waterworks District 3 no lead
Kenwood Village Water Company (Puc) 311 unknown
Kern Valley State Prison no lead
Kettleman City CSD 337 unknown
Keyes Community Services Dist. no lead
Kinneloa Irrigation Dist. no lead
Kirkwood Meadows Public Utility District 134 unknown
Knights Landing SVC. Dist. 330 unknown
Konocti County Water District no lead
Krotona Institute 25 unknown

L

La Canada Irrigation Dist. 1 lead/galv.
La Cumbre Mutual Water Co no lead
La Habra Heights CWD no lead
La Jolla Eastern no lead
La Puente Valley CWD no lead
La Verne, City WD no lead
Laguna Beach County WD no lead
Lake Alpine Water Company 64 unknown
Lake Arrowhead CSD no lead
Lake County Csa 2 - Spring Valley no lead
Lake County Csa 20 - Soda Bay no lead
Lake County Csa 21 - North Lakeport no lead
Lake Don Pedro CSD no lead
Lake Elizabeth Mutual Water Co. no lead
Lake Hemet MWD 9,685 unknown
Lake Jodie Water System 59 unknown
Lake Shastina C.S.D 535 unknown
Lake Wohlford Resort 144 unknown
Lakeside Park Association 121 unknown
Lakeside WD no lead
Lakewood - City, Water Dept. no lead
Lamont Public Utility Dist no lead
Lancaster Water Company 24 unknown
Land Projects Mutual Water Co. no lead
Landale Mutual Water Company 33 unknown
Las Flores Water Co. no lead
Las Flores Water Works 74 unknown
Las Virgenes MWD no lead
Lassen County Water Works District #1 157 unknown
Laton Community Services District no lead
Lawndale Mutual Water Company 3 unknown
Laytonville County Water District no lead
Lazy Landing Mobile Home Park 112 unknown
Le Grand Comm Services Dist no lead
Lebec County Water District 181 unknown
Lee Vining Public Utility District 57 unknown
Lemoore Naval Air Station no lead
Lerdo Sheriff S Facility no lead
Lewiston Community Services District 6 lead/galv.
Liberty Utilities - Bellflower-Norwalk no lead
Liberty Utilities - Compton no lead
Liberty Utilities - Lynwood no lead
Liberty Utilities - Mesa Crest no lead
Liberty Utilities (Av Ranchos) Corp. no lead
Lichau Hylands Mutual Water Company 3 lead/galv.
Lincoln Avenue Water Co. 3,075 unknown
Lincoln Grove Estates 88 unknown
Linda County Water District no lead
Linden County Water District no lead
Little Bear Water Company no lead
Littlerock Creek Irrigation Dist. no lead
Lockeford Community Serv. Dist. no lead
Loleta C.S.D. 284 unknown
Lomita-City, Water Dept. no lead
Lompoc-City Water Utility Div no lead
London Community Serv Dist 340 unknown
Lone Pine 106 unknown
Lone Pine MHP 32 lead/galv.
Long Barn Property Owners 1 unknown
Long Beach Utilities Department no lead
Los Alamos Community Services District 56 lead/galv.
Los Angeles CWWD 29 & 80-Malibu no lead
Los Angeles CWWD 36-Val Verde no lead
Los Angeles CWWD 37-Acton no lead
Los Angeles CWWD 40 Reg 4 & 34 Lancaster no lead
Los Angeles CWWD 40, R 24,27,33-Pearblsm no lead
Los Angeles CWWD 40, Reg. 38-Lake la no lead
Los Angeles CWWD 40, Reg. 39-Rock Creek no lead
Los Angeles-City, Dept. of Water & Power no lead
Los Molinos Comm. Services Dist. no lead
Los Osos Community Services District no lead
Lost Hills Utility District no lead
Lower Lake County Water District no lead
Lucerne Water Co. - Cal Water Service 1,278 unknown
Lukins Brothers Water Company 636 unknown
Lynwood Park Mutual Water Co. no lead
Lynwood-City, Water Dept. 12 lead/galv.

M

Madera Co Cmd19-Parkwood no lead
Madera Co Csa 22c Gunner Ranch not reported
Madera Co Md10a-Madera Ranchos no lead
Madera Co Sa1-Indian Lakes no lead
Madera Co Sa3-Parksdale no lead
Madera Valley Water Company no lead
Madison Service Dist 196 unknown
Majestic Pines Community SD not reported
Malaga County Water District no lead
Mammoth CWD 2,218 unknown
Manhattan Beach-City, Water Dept. no lead
Manila Community Services Dist. 298 unknown
Mariana Ranchos CWD no lead
Marin Municipal Water District no lead
Marina Coast Water District no lead
Mariposa Pines Mutual 119 unknown
Mariposa Public Utility Dist no lead
Marygold MWC no lead
Maxwell Public Utility District 348 unknown
Maywood Mutual Water Co. #1 no lead
Maywood Mutual Water Co. #2 no lead
Maywood Mutual Water Co. #3 no lead
McCloud C.S.D. 912 unknown
McKinleyville C.S.D. no lead
McKinney Water District 93 unknown
Meadow Vista CWD no lead
Meadowbrook Oaks 26 unknown
Meadowcreek Mutual Water Company 107 unknown
Mecchi Water Company 8 lead/galv.
Meiners Oaks CWD no lead
Melita Heights Mutual Water Company 2 unknown
Menlo Park Municipal Water no lead
Mesa Water District no lead
Mesquite Creek 8 unknown
Mi Wuk Village Mut WTR Co no lead
Mid-Peninsula Water District no lead
Midway City Mutual WC no lead
Midway Heights C. W. D. no lead
Mil Potrero MWC no lead
Millview County Water District no lead
Mineral Mountain Mutual Water 12 unknown
Mira Monte Water Co. 46 unknown
Mission Hills CSD no lead
Mission Springs Conference Center no lead
Mission Springs WD no lead
Mobile Home Estates 148 unknown
Mojave PUD no lead
Monrovia-City, Water Dept. no lead
Montara Water and Sanitary District no lead
Monte Vista WD no lead
Montebello Land & Water Co. no lead
Montecito Water Dist no lead
Monterey Park-City, Water Dept. 12,178 unknown
Morningside Mobilehome Park 48 unknown
Moro Cojo Mwa 19 unknown
Morongo 372 unknown
Morro Bay PW Dept - Water Division no lead
Morro Rock Mutual Water Co no lead
Moulton Niguel Water District no lead
Mountain Gate C.S.D. 669 unknown
Mountain Springs Mutual Water Company 1 unknown
MP Mine Operations LLC 2 lead/galv.
Mt. Hermon Association, INC. no lead
Mt. Konocti Mutual Water Company no lead
Muscoy MWC No. 1 no lead
Mustang Mutual Water System 43 unknown
Myoma Dunes Mutual Water Company 5 lead/galv.

N

Nacimiento Water Company no lead
Nasa Ames Research Center no lead
Naval Base Ventura County, Point Mugu no lead
Naval Base Ventura County, Port Hueneme no lead
Naval Medical Center San Diego not reported
Nevada ID - E. George, Banner Mountain 4,028 unknown
Nevada ID - Lake of Pines 1,452 unknown
Nevada ID - Lake Wildwood 1,852 unknown
Nevada ID - Loma Rica 2,955 unknown
Nevada ID - North Auburn 823 unknown
New Camaldoli Hermitage WS 20 lead/galv.
Newell County Water District 135 unknown
Nicasio Valley Ranch Mutual 1 lead/galv.
Nice Mutual Water Company no lead
Nipomo Comm Services Dist no lead
Noel Heights-Cal Water Service (Puc) 52 unknown
North Coast County Water Dist no lead
North Edwards WD 1 unknown
North Gualala Water Company no lead
North Marin Water District no lead
North Marin WD - PT. Reyes no lead
North Muroc Mutual Water Company 190 unknown
North Star Mobile Home Park 1 unknown
North Tahoe PUD - Carnelian Woods 53 unknown
North Tahoe PUD - Dollar Cove 112 unknown
North Tahoe PUD - Main 1,159 unknown
North Yuba Water District no lead
Northcrest Mobile Home Park 91 unknown
Northstar C.S.D. no lead
Northstar CSD - Martis Valley no lead
Norwalk - City, Water Dept. 551 lead/galv.
Nps-Ash Mountain 53 unknown
Nps-Grant Grove 129 unknown
Nps-Wolverton 125 unknown
Nuevo Water Company no lead

O

O'Connor Tract Co-Operative Water Co. no lead
Oak Dell Park 25 unknown
Oakwood Lake Water District-Subdivision no lead
Oceano Comm Services Dist. no lead
Odd Fellows Recreation Club 20 unknown
Oid-Oakdale Rural Water System #1 no lead
Oildale MWC no lead
Ojai Water System no lead
Olivehurst Public Utility District no lead
Olivenhain MWD no lead
Olympia Mobilodge 200 unknown
Olympic Valley PSD no lead
Ontario Municipal Utilities Company no lead
Orange Vale Water Company no lead
Orchard Dale Water District no lead
Orick C.S.D. 2 unknown
Orosi Public Utility District 1,065 unknown
Otay Water District no lead
Oxnard Water Dept no lead

P

Padre Dam MWD no lead
Pala North 172 unknown
Pala South 29 unknown
Palm Ranch Irrigation Dist. no lead
Palmdale Water Dist. no lead
Palo Alto Park Mutual Water Company no lead
Palo Verde County Water Dist. 184 unknown
Palomino Estates Water Company 19 unknown
Paradise Irrigation District no lead
Paramount - City, Water Dept. no lead
Park Heights Mutual Water Co 94 unknown
Park Royal Mutual Water Company 24 unknown
Pasadena Water and Power no lead
Patterson Tract CSD 150 unknown
Pauma no lead
Pcwa - Weimar 97 unknown
Pechanga no lead
Pedrazzi MWC 76 unknown
Penngrove Water Company (Puc) 511 unknown
Peter Pitchess Honor Rancho Detn. CTR no lead
Phelan Pinon Hills CSD no lead
Phoenix Lake Estates CC MWC no lead
Pico Rivera - City, Water Dept. no lead
Pico WD no lead
Pike Ranch Mutual Water Co 1 lead/galv.
Pine Cove Water District no lead
Pine Grove Mobile Home Park 56 unknown
Pine Valley Mutual WC no lead
Pine Valley Trailer Park 95 unknown
Pinedale County Water District no lead
Pinon Pines MWC 276 unknown
Pismo Beach Water Department no lead
Pixley Public Util Dist no lead
Placer Csa - Sheridan 24 unknown
Placer Cwa - Alta 216 unknown
Placer Cwa - Applegate 58 unknown
Placer Cwa - Auburn/Bowman 3,132 unknown
Placer Cwa - Bianchi Estates 1 unknown
Placer Cwa - Colfax 316 unknown
Placer Cwa - Foothill 6,585 unknown
Placer Cwa - Monte Vista 19 unknown
Placerville, City of - Main 78 lead/galv.
Plainview Mutual Water Company 223 unknown
Plainview MWC - Central Water 44 unknown
Planada CSD not reported
Plantation Mobile Home Park 1 lead/galv.
Pleasant Valley Mutual Water Co no lead
Plumas Lake no lead
Pomona - City, Water Dept. no lead
Poplar Comm Service Dist no lead
Port Hueneme City Water Dept no lead
Portola Improvement Association MWC 19 lead/galv.
Presidio of San Francisco no lead
Psmcsd - Pajaro no lead
Purissima Hills Water District no lead

Q

Quartz Hill Water Dist. no lead

R

R-Wild Horse Ranch 392 unknown
Rainbow Municipal WD 13 lead/galv.
Ramona Municipal WD no lead
Ramona Water Company 95 unknown
Rancho California Water District no lead
Rancho Colorado WS 1 unknown
Rancho Murieta Community Servi no lead
Rancho Seco INC. Water System 3 lead/galv.
Randal'S Ranchette Mutual Water Company 30 unknown
Rapid River Mobilehome Park 8 lead/galv.
Red Hawk Casino - Shingle Springs no lead
Redding Rancheria not reported
Redlands City Mud-Water Div no lead
Redway C.S.D. no lead
Redwood Valley County Water District no lead
Redwood Valley Rancheria 1 unknown
Reesedale Mutual Water Company 24 unknown
Richgrove Community Services District 622 unknown
Rincon del Diablo MWD (Id-1) no lead
Rincon del Diablo MWD (Id-A) no lead
Rincon Northern 78 unknown
Rincon Paradise Creek 26 unknown
Rio Alto Water District no lead
Rio Cosumnes Correctional Center [SWS] not reported
Rio Linda/Elverta Community Water Dist 3,374 unknown
Rio Vista Mobilehome Estates 19 unknown
Riverdale Public Utility District no lead
Riverside Highland Water Company no lead
Riverstone/Rootcreek Water District no lead
Robin Way Water System 16 unknown
Rogina Water Company INC. 829 unknown
Rolling Hills Mutual Water Company 18 unknown
Rosamond CSD no lead
Round Valley Agency 11 unknown
Round Valley Piner 34 unknown
Rowland Water District no lead
Rubidoux Community SD no lead
Rubio Canon Land & Water Association no lead
Running Springs Water District no lead
Rural North Vacaville Water District no lead
Russian River County Water District no lead

S

Sacramento Suburban Water District no lead
Saddleback Mutual Water Co. 44 unknown
Salinas Valley State Prison no lead
San Antonio Water Company no lead
San Ardo WD 195 unknown
San Bernardino City no lead
San Bernardino Valley WD not reported
San Dieguito WD no lead
San Fernando-City, Water Dept. no lead
San Gabriel County WD no lead
San Gabriel Valley Water Co-Montebello 1 no lead
San Gabriel Valley Water Co-Montebello 2 no lead
San Gabriel Valley Water Co.-El Monte no lead
San Gabriel Valley WC - Fontana no lead
San Joaquin County - Colonial Heights no lead
San Joaquin County - Lincoln Village no lead
San Joaquin County-Mokelumne Acres no lead
San Joaquin County-Raymus Village no lead
San Jose Water no lead
San Juan Water District no lead
San Lorenzo Valley Water Dist 6,776 unknown
San Luis Obispo Water Department 890 lead/galv.
San Marcos Mutual Water Company 12 unknown
San Miguel Community Services District no lead
San Miguelito MWC no lead
San Pasqual District A no lead
Santa Ana River Water Company no lead
Santa Clarita Valley Water Agency no lead
Santa Cruz Water Department no lead
Santa Fe I.D. no lead
Santa Fe Springs - City, Water Dept. no lead
Santa Margarita Water District no lead
Santa Margarita Water District-Id9 no lead
Santa Monica-City, Water Division no lead
Santa Nella County Water District no lead
Santa Rosa Rancheria no lead
Santa Ynez River Water Cons. Dist. Id#1 no lead
Sbdno County Service Area 64 3,871 unknown
Sbdno County Service Area 70 Cedar Glen 307 unknown
Sbdno County Service Area 70j 3,301 unknown
Scotia CSD 25 unknown
Scotts Valley Water District no lead
Scwa - Arden Park Vista no lead
Scwa - Laguna/Vineyard 409 unknown
Scwa Mather-Sunrise 188 unknown
Sea Ranch Water Company (Puc) 1,889 unknown
Searles Valley Minerals Operations INC no lead
Seaside Municipal Water System no lead
Seeley CWD 432 unknown
Serrano Water District no lead
Seville Water Company 91 unknown
Sfpuc City Distribution Division 653 lead/galv.
Shanel Tribal Utility District 3 lead/galv.
Shasta C.S.D. no lead
Shasta Csa - Castella, #3 98 unknown
Shasta Csa - Cragview, #23 68 unknown
Shasta Csa - French Gulch, #11 114 unknown
Shasta Csa - Jones Valley, #6 395 unknown
Shasta Csa - Sugarloaf, #2 53 unknown
Sheep Creek Water Company no lead
Sherwood Forest MHP 4 unknown
Sid - Gibson Canyon 101 unknown
Sierra East HOA 30 unknown
Sierra Lakes County Water Dist 339 unknown
Sierra Madre-City, Water Dept. no lead
Sierra Park Water Company INC. 40 unknown
Signal Hill - City, Water Dept. no lead
Siskiyou Co.Service Area #5/Carrick 62 unknown
Sky Forest MWC 97 unknown
Slo Csa No. 16 - Shandon no lead
Slo CWWD No. 23 - Santa Margarita 25 lead/galv.
Slocsa #10a - Cayucos 66 lead/galv.
Slvwd - Felton Water System 1,194 unknown
Smith River C.S.D. no lead
So. Cal. Edison Co.-Santa Catalina no lead
Soboba not reported
Solvang Water Division no lead
Sonoma County Csa 41-Fitch Mountain no lead
Sonoma County Water Agency 15 lead/galv.
Sonoma State University no lead
Sonora Meadows Mutual WTR Co not reported
Soquel Creek Water District no lead
South Cloverdale Water Company 36 lead/galv.
South Coast Water District no lead
South Feather W&P - Miners Ranch no lead
South Gate-City, Water Dept. no lead
South Mesa WC no lead
South Montebello Irrigation Dist. no lead
South Tahoe PUD - Main no lead
Southwest Tract W M D [SWS] 29 unknown
Springville PUD 317 unknown
SSWD - del Paso Manor Service Area 1,798 unknown
Stallion Springs CSD 267 unknown
Stanford University no lead
Starlite Community Service District 1 lead/galv.
Stone Creek Water Company 79 unknown
Stonegate Mobile Home Park 3 lead/galv.
Stratford PUD no lead
Strathmore Public Util Dist no lead
Suburban Water Systems - Sativa no lead
Suburban Water Systems-Covina Knolls no lead
Suburban Water Systems-Glendora no lead
Suburban Water Systems-La Mirada no lead
Suburban Water Systems-San Jose no lead
Suburban Water Systems-Whittier no lead
Sugar Pine Homeowners Assoc 55 unknown
Suisun-Solano Water Authority 1,149 unknown
Sullivan Mutual Water 16 unknown
Sultana Community Services District 138 unknown
Sundale Mutual Water Company A, B no lead
Sunny Acres MWS 14 unknown
Sunny Slope Water Co. 1,578 unknown
Sunnyslope County Water Dist no lead
Sunrise Estates Mutual Water Company 23 unknown
Sunrise Village MHP 135 unknown
Sunset Park Community 35 unknown
Sutter Community S.D. no lead
Sweetwater Authority no lead
Sweetwater Springs CWD - Guerneville no lead
Sweetwater Springs CWD - Monte Rio no lead
Sycuan no lead

T

Table Mountain Rancheria no lead
Tahoe City PUD - Main no lead
Tahoe City PUD - McKinney/Quail no lead
Tahoe City PUD - Rubicon no lead
Tahoe City PUD - Tahoe Cedars no lead
Tahoe Keys Water Company 788 unknown
Tejon Castac WD - I5 & Laval RD no lead
Temescal Valley Water District no lead
Templeton CSD no lead
Terra Bella Irrigation District - TBT no lead
Terrace Water Company no lead
Tesoro Viejo Master MWC, INC. no lead
Teviston Community Services District 14 lead/galv.
Thermalito Water & Sewer Dist no lead
Thomas Mountain Water Company 56 unknown
Thunderbird CWD 93 unknown
Tipton Community Services Dist no lead
Torrance-City, Water Dept. no lead
Town of Discovery Bay no lead
Town of Hillsborough no lead
Town of Windsor no lead
Town of Yountville 15 lead/galv.
Trabuco Canyon Water District no lead
Tract 180 Mutual Water Co. no lead
Tract 349 Mutual Water Co. no lead
Tranquillity Irrigation District 17 unknown
Treasure Island 43 unknown
Tres Pinos CWD 31 lead/galv.
Trinity Center M.W.C. 327 unknown
Trinity Co. W.W. Dist #1 no lead
Triunfo Water & Sanitation District no lead
Truckee-Donner PUD, Main no lead
Tud - Columbia Water System no lead
Tud - Ponderosa no lead
Tud - Sonora/Jamestown Water System no lead
Tud - Tuolumne Water System no lead
Tud - Upper Basin Water System no lead
Tule River Reservation Main no lead
Turner Trailer Park 24 unknown
Twain Harte Community Services District no lead
Twain Harte Valley MWC 38 unknown
Twentynine Palms Water District no lead

U

Uc - Davis no lead
Union Public Utility District no lead
US Army Fort Irwin 2 lead/galv.
Usmc - 29 Palms no lead
Usmc - Housing Coleville 122 unknown
Usmc/Mtn Warfare TRNG CTR - Bridgeport 41 unknown

V

Valencia Heights Water Co. no lead
Vallecitos WD no lead
Valley Center MWD no lead
Valley County Water Dist. no lead
Valley of Enchantment MWC no lead
Valley of the Moon Water District no lead
Valley State Prison no lead
Valley View Mutual Water Co. no lead
Valley Water Co. no lead
Vandenberg Village Comm. Serv. Dist. no lead
Vaughn WC INC 296 unknown
Ventana Big Sur Inn WS 3 unknown
Ventura CWWD No. 1 - Moorpark no lead
Ventura CWWD No. 17 - Bell Canyon no lead
Ventura CWWD No. 19 - Somis no lead
Ventura CWWD No. 38 - Lake Sherwood no lead
Ventura River Water District no lead
Ventura Water Department no lead
Ventura WWD No. 8 - Simi Valley no lead
Vernon-City, Water Dept. no lead
Veterans Home of California no lead
Victorville Water District 408 lead/galv.
Viejas Community System no lead
Villa Blue Estates Water District 22 unknown
Vineyard Ave Estates MWC no lead
Vineyard Avenue Acres MWC no lead
Vista Grande Water System 146 unknown
Vista Irrigation District no lead

W

Waddington W.W. 23 unknown
Walnut Park Mutual Water Co. no lead
Walnut Valley Water District no lead
Wasco St. Prison Reception CTR no lead
Washington Water District 115 unknown
Waterford - Hickman 167 unknown
Waterford-River Pointe no lead
Weaverville C.S.D. no lead
West Almanor M.W.C. no lead
West Kern Water District no lead
West Park Properties 39 unknown
West Valley Water District no lead
Westborough Water District no lead
Western Heights Water Company 1,462 lead/galv.
Western Hills Water District/Diablo Gran no lead
Western MWD no lead
Western MWD - Murrieta Division no lead
Westley CSD 2 lead/galv.
Westwood C.S.D. 24 unknown
Wheeler Crest CSD 53 unknown
White Fence Farms MWC No. 1 no lead
Whittier-City, Water Dept. no lead
Wild Wings Golf Community no lead
Willow County Water District no lead
Willow Creek C.S.D. 646 unknown
Willowside Mutual Water Company 2 lead/galv.
Wilsona Gardens Mutual 7 lead/galv.
Winton Water & Sanitary Dist no lead
Womack Subdivision M.W.C. 16 unknown
Woodfords Mutual Water Company 17 unknown
Woodlands Development no lead
Woodville Public Utility Dist no lead
Wynola Water District 85 unknown

Y

Yettem Water System 32 unknown
Yocha Dehe Potable Water System no lead
Yokohl Mutual Water Co 32 unknown
Yorba Linda Water District no lead
Yosemite Nps-Yosemite Valley 155 unknown
Yosemite Spring Park Util Co no lead
Yucaipa Valley Water District no lead
Yuima Municipal Water District 2 unknown
Yuima Municipal Water District Ida 3 unknown

Source: EPA SDWIS service line inventory, 2026 Q3.