Public Water Utilities in Zip Code 91358




We found 176 public water systems in Ventura county (ordered by population size).

Name Areas served Population served Contaminant count Violation count
Oxnard Water Dept Oxnard 206,997 64 5
Ventura Water Department Ventura 113,478 45 2
Ventura Wwd No. 8 - Simi Valley County of Ventura 97,292 29 4
Cal American Water Co Newbury Park 61,206 49 1
Thousand Oaks Water Dept Thousand Oaks 53,422 48 0
Camarillo Water Dept Camarillo 47,913 74 0
Golden State Water Company - Simi Valley County of Ventura 43,365 71 0
Ventura Cwwd No. 1 - Moorpark Moorpark 38,703 102 0
Santa Paula Water System Santa Paula 30,752 48 2
Camrosa Water District Camarillo 30,000 93 2
Port Hueneme Water Dept Port Hueneme 21,887 46 7
California Water Service Co - Westlake County of Ventura 19,456 48 0
Fillmore Water Dept Fillmore 15,222 62 5
Oak Park Water Service Ventura 12,200 48 5
Naval Base Ventura County, Port Hueneme Point Mugu Nawc 11,500 60 5
Casitas Municipal Water Dist Oak View 9,992 41 7
Ojai Water System County of Ventura 7,121 0 2
Channel Islands Beach Csd County of Ventura 6,493 0 0
Camarillo State Hospital County of Ventura 6,000 0 0
Camarillo State Hospital County of Ventura 6,000 0 0
Naval Base Ventura County, Point Mugu County of Ventura 5,700 0 4
Ventura River Water District County of Ventura 5,700 0 2
Pleasant Valley Mutual Water Co County of Ventura 5,000 0 3
Meiners Oaks Cwd County of Ventura 4,200 0 10
Ventura Cwwd No. 19 - Somis Moorpark 3,275 80 0
Rio Mesa High School/oxnard Uhs County of Ventura 2,600 0 1
Warring Water Service Inc County of Ventura 2,100 0 2
Ventura Cwwd No. 17 - Bell Canyon County of Ventura 2,049 0 0
Cal American Wc - Las Posas Estates County of Ventura 2,042 0 0
Crestview Mutual Water Co County of Ventura 2,040 0 3
Nyeland Acres Mutual Water Co County of Ventura 2,000 0 37
Vineyard Avenue Acres Mwc County of Ventura 1,820 0 2
Rio Plaza Water Co Inc County of Ventura 1,693 0 5
Ventura Cwwd No. 38 - Lake Sherwood Moorpark 1,527 43 0
Dempsey Road Mutual Water Co County of Ventura 1,520 0 2
Camarillo Airport Utility County of Ventura 1,240 0 0
Vineyard Ave Estates Mwc County of Ventura 1,200 0 3
Casitas Municipal Water Dist. Mira Monte 983 0 0
Lake Piru Park - Uwcd County of Ventura 960 0 26
Ventura School County of Ventura 882 0 0
Ventura School County of Ventura 862 0 0
Rio Manor Mutual Water Co County of Ventura 826 0 9
Rio School Dist/rio Del Valle School County of Ventura 820 0 5
Senior Canyon Mutual Water Co County of Ventura 800 0 19
Garden Acres Mutual Water Co County of Ventura 798 0 10
Limoneira Ranch #1 County of Ventura 760 0 5
YERBA BUENA WATER COMPANY County of Ventura 690 0 6
Brandeis Bardin Institute County of Ventura 600 0 4
Laguna Vista School/oceanview School Dis County of Ventura 600 0 4
Rancho Sespe Workers Imp Assoc County of Ventura 600 0 5
Rio School Dist/ Rio Real School County of Ventura 550 0 4
Usfs - Wheeler Gorge Campground County of Ventura 500 0 24
Smith Forks Water System County of Ventura 500 0 0
Rancho Sespe County of Ventura 500 0 0
Cloverdale Mutual Water Co. County of Ventura 490 0 3
Strickland Acres County of Ventura 429 0 39
Ocean View School County of Ventura 412 0 0
Raytheon Company County of Ventura 400 0 0
Lake Sherwood County of Ventura 400 0 0
El Rio Mutual Water Company County of Ventura 400 0 0
Saviers Road Mutual Water Co County of Ventura 368 0 9
Thomas Aquinas College County of Ventura 365 0 7
Fillmore Irrigation Co County of Ventura 353 0 10
Houweling Nurseries, Ltd County of Ventura 350 0 5
Sisar Mutual Water Co County of Ventura 340 0 6
Wilshire Blvd Temple Camps/camp Hess Kra County of Ventura 300 0 0
Camarillo High School County of Ventura 300 0 0
Academy Mutual Water Co County of Ventura 300 0 0
Siete Robles Mutual Water Co County of Ventura 274 0 13
Ranchitos Mutual Water Co County of Ventura 267 0 0
U.s.n., San Nicolas Island Point Mugu Nawc 250 0 11
Vineyard Mutual Water Company/industrial County of Ventura 240 0 4
Casitas Mutual Water Company County of Ventura 229 0 11
Cypress Mutual Water Co Inc County of Ventura 217 0 9
Del Norte Mutual Water Co. County of Ventura 201 0 10
Sam Edwards Assoc County of Ventura 201 0 0
Santa Clara Resources County of Ventura 200 0 20
U S Forest Service County of Ventura 200 0 0
Saticoy Country Club-city Of Ventura Ventura 177 0 0
Valley Trailer Court County of Ventura 170 0 0
Navalair Mobile Home Park County of Ventura 160 0 10
Elkins Ranch County of Ventura 150 0 12
El Rio Service Center County of Ventura 150 0 0
Middle Road Mutual Water Co County of Ventura 134 0 5
Silver Wheel Trailer Park County of Ventura 120 0 0
Christensen Court County of Ventura 114 0 0
Ventura County Water District County of Ventura 103 0 0
Solano Verde Mutual Water Co Somis 100 0 0
Glenview Mobile Park County of Ventura 100 0 0
Dennison Park County of Ventura 100 0 0
Conservation Endowment Fund County of Ventura 100 0 0
Compton Hunting & Fishing Club County of Ventura 100 0 0
Fillmore West Mobile Home Park County of Ventura 99 0 0
Ventura County Water District County of Ventura 93 0 0
Tico Mutual Water Co County of Ventura 90 0 0
Cabrillo Village County of Ventura 90 0 0
Arroyo Mobile Home Park County of Ventura 88 0 0
Oceanaire Mobile Home County of Ventura 86 0 0
Nishi Quality Flowers, Inc. County of Ventura 82 0 0
Ventura Farms County of Ventura 80 0 0
The Ranch At Live Oak County of Ventura 80 0 0
Prototypes Women's Center County of Ventura 75 0 0
YERBA BUENA WATER COMPANY County of Ventura 75 0 0
Plaza Mobile Home Park County of Ventura 74 0 0
Linda Vista Adventist Elementary School County of Ventura 70 0 0
Evergreen Trailer Park County of Ventura 70 0 0
South Mountain Mutual Water Co County of Ventura 68 0 0
Buenaventura Lemon County of Ventura 65 0 0
Hanson Aggregates West County of Ventura 60 0 0
Casa Tropical County of Ventura 60 0 0
Golden Oaks Mobile Estate County of Ventura 58 0 0
Ventura Boyscout Council County of Ventura 50 0 0
Well-pict Berries Ws County of Ventura 50 0 0
Esterina Properties County of Ventura 50 0 0
Circle B Ranch County of Ventura 50 0 0
H & H Oil Tool Company County of Ventura 50 0 0
Usfs - Mcgill Campground County of Ventura 50 0 0
San Cayetano Mutual Water Co County of Ventura 46 0 0
Hermitage Mutual Water Co County of Ventura 45 0 0
New Camp Bartlett County of Ventura 40 0 0
Rissman Mutual Water Co County of Ventura 40 0 0
Santa Clara School County of Ventura 39 0 0
Thermic Mutual Water Co County of Ventura 38 0 0
Community Mutual Water Co County of Ventura 36 0 0
Limoneira Co. - Mckevett County of Ventura 36 0 0
Beedy Street Water System/industrial County of Ventura 35 0 0
Tenby Water System County of Ventura 35 0 0
Channel Islands National Park County of Ventura 34 0 0
Camp Scheideck County of Ventura 30 0 0
Pyramid Flowers County of Ventura 30 0 0
Vulcan Materials Company - Cal Mat County of Ventura 30 0 0
El Rio Processing County of Ventura 30 0 0
Aliso Mutual Water Company County of Ventura 30 0 0
Steckle Park County of Ventura 30 0 0
Emmawood State Beach County of Ventura 30 0 0
Hailwood Inc Water System No. 8-inactive County of Ventura 30 0 0
Santa Monica Mt. Rec Area - Circle X County of Ventura 29 0 0
Krotona Institute County of Ventura 26 0 0
Usfs - Chuchupate Ranger Station County of Ventura 26 0 0
Brownstone Water Co County of Ventura 26 0 0
Lloyd-butler Mutual Water Company County of Ventura 25 0 0
Bouquet Multimedia County of Ventura 25 0 0
State Ready Mix, Inc. Ventura 25 0 0
Waters Road Domestic Users Group County of Ventura 25 0 0
Rincon Water & Road Works County of Ventura 25 0 0
Pine Mountain Inn Water System County of Ventura 25 0 0
White Stallion County of Ventura 25 0 0
Beef Barn County of Ventura 25 0 0
Camp Whittier County of Ventura 25 0 0
Ozena Campground And Station County of Ventura 25 0 0
Chuchupate Campground County of Ventura 25 0 0
Usfs - Hard Luck Campground County of Ventura 25 0 0
U.s.n., Santa Cruz Island County of Ventura 25 0 0
Nps Channel Islands Nat. Park Santa Barbara I 25 0 0
Fuller Falls Mutual Water Co County of Ventura 23 0 0
Teal Club Mutual Water Co County of Ventura 18 0 0
Ahrens Aircraft County of Ventura 10 0 0
Channel Islands National Park County of Ventura 10 0 0
Rio School Dist/ El Rio School County of Ventura 9 0 0
Rca Global County of Ventura 8 0 0
Unocal Water System County of Ventura 5 0 0
Mcgrath County of Ventura 5 0 0
Ventura County Humane Society County of Ventura 5 0 0
Rancho La Cuesta Limited County of Ventura 4 0 0
Owl's Barn Water System County of Ventura 4 0 0
Dale & Francis Bastyne County of Ventura 4 0 0
Port Hueneme Water Agency County of Ventura 0 0 0
United Wtr Cons Dist County of Ventura 0 0 0
Calleguas Municipal Water Dist County of Ventura 0 0 0
Naval Base Ventura County-camarillo Hsg. County of Ventura 0 0 0
Conejo Water System County of Ventura 0 0 0
Sherwin Acres Mutual Water Co County of Ventura 0 0 0
Usfs - Blue Point Campground County of Ventura 0 0 0
Usfs - Lions Canyon Campground County of Ventura 0 0 0
Royal Duke Mobile Estate County of Ventura 0 0 0
Las Posas Orchard/somis Pacific Mgmnt. County of Ventura 0 0 0