Public Water Utilities in Zip Code 93435




We found 228 public water systems in San Luis Obispo county (ordered by population size).

Name Areas served Population served Contaminant count Violation count
San Luis Obispo Water Department County of San Luis Obispo 46,117 60 1
Atascadero Mutual Water Co Atascadero 31,536 90 1
Paso Robles Water Department Paso Robles 31,398 212 4
Arroyo Grande, Water Department Arroyo Grande 17,636 54 2
California Mens Colony San Luis Obispo 15,000 43 2
Grover Beach Water Department Grover Beach 13,505 83 3
Nipomo Comm Services Dist Nipomo 12,886 111 4
Morro Bay Pw Dept - Water Division Morro Bay 10,234 39 5
California Mens Colony County of San Luis Obispo 8,900 0 0
California Mens Colony County of San Luis Obispo 8,900 0 0
Pismo Beach Water Department County of San Luis Obispo 8,181 0 1
Oceano Comm Services Dist. County of San Luis Obispo 8,118 0 9
Los Osos Community Services District County of San Luis Obispo 7,086 70 1
Templeton Csd County of San Luis Obispo 6,883 0 1
Cambria Comm Services Dist County of San Luis Obispo 6,032 0 6
Golden State Water Company - Los Osos County of San Luis Obispo 5,512 0 0
Golden State Water Company - Nipomo County of San Luis Obispo 4,397 0 0
Heritage Ranch Csd County of San Luis Obispo 3,428 0 4
Golden State Water Company-cypress Ridge County of San Luis Obispo 2,680 0 24
Cayucos Beach Mutual Water Company County of San Luis Obispo 2,577 0 1
Atascadero State Hospital County of San Luis Obispo 2,500 0 2
Woodlands Development Nipomo 2,397 25 1
San Miguel Community Services District County of San Luis Obispo 2,336 0 1
Morro Rock Mutual Water Co County of San Luis Obispo 2,131 0 1
Agnews Residential Facility County of San Luis Obispo 1,903 0 0
Atascadero State Hospital County of San Luis Obispo 1,900 0 0
Atascadero State Hopsital County of San Luis Obispo 1,900 0 0
Nacimiento Water Company County of San Luis Obispo 1,820 0 19
Avila Beach Community Services District County of San Luis Obispo 1,627 0 0
Tiger Water Supply County of San Luis Obispo 1,600 0 2
San Miguelito Mwc County of San Luis Obispo 1,395 0 2
Slo Csa No. 16 - Shandon County of San Luis Obispo 1,295 0 0
Golden State Water Company - Edna County of San Luis Obispo 1,294 0 1
Slo Cwwd No. 23 - Santa Margarita County of San Luis Obispo 1,259 0 1
Pg&e County of San Luis Obispo 1,200 0 26
County Of Monterey-lake Nacimiento County of San Luis Obispo 1,000 0 5
Montana De Oro State Park County of San Luis Obispo 990 0 2
Slocsa #10a - Cayucos County of San Luis Obispo 857 0 0
Caltrans - Shandon Rest Stop County of San Luis Obispo 800 0 4
Mesa Dunes Mobile Home Estates County of San Luis Obispo 800 0 4
Madonna Inn Water Company County of San Luis Obispo 650 0 4
S & T Mutual Water Company County of San Luis Obispo 575 0 3
Branch Elementary School County of San Luis Obispo 500 0 0
Woodland Park Mutual Water Co County of San Luis Obispo 500 0 5
Hearst Memorial State Beach County of San Luis Obispo 500 0 1
Dana Elementary School County of San Luis Obispo 500 0 0
Walnut Hills Mutual Water Co County of San Luis Obispo 486 0 4
San Simeon Csd County of San Luis Obispo 462 0 2
Los Robles Mobile Home Estates County of San Luis Obispo 420 0 4
Vines R.v. Resort County of San Luis Obispo 400 0 0
Laureate Water Company County of San Luis Obispo 350 0 3
Green River Mutual Water Co. County of San Luis Obispo 350 0 8
Ernie Ball, Inc County of San Luis Obispo 300 0 0
Rancho Colina Mobile Home Park County of San Luis Obispo 250 0 3
Fiero Lane Water Company, Inc. County of San Luis Obispo 250 0 2
Garden Farms C.w.d. County of San Luis Obispo 240 0 6
Sycamore Mineral Springs Resort County of San Luis Obispo 200 0 3
Bella Vista Mobile Lodge County of San Luis Obispo 200 0 0
Strasbaugh, Inc County of San Luis Obispo 200 0 0
Hearst Monument State Park County of San Luis Obispo 200 0 5
Cal Shasta Club County of San Luis Obispo 166 0 3
Vachell Water System County of San Luis Obispo 150 0 1
Coast Union High School County of San Luis Obispo 150 0 0
Phillips 66 Company, Santa Maria Facilit County of San Luis Obispo 140 0 0
Irish Hills Mutual Water Co County of San Luis Obispo 135 0 4
Canyon Crest Mutual Benefit Wc County of San Luis Obispo 125 0 1
Varian Ranch Mutual Water County of San Luis Obispo 120 0 0
Halcyon Water System County of San Luis Obispo 105 0 0
Paso Robles Rv Ranch County of San Luis Obispo 105 0 0
Pleasant Valley Elementary County of San Luis Obispo 100 0 0
Clearwater Nursery County of San Luis Obispo 100 0 0
San Luis Business Park County of San Luis Obispo 100 0 0
Ragged Point Inn County of San Luis Obispo 100 0 0
Lopez Recreation Area County of San Luis Obispo 100 0 0
Christmas Cove County of San Luis Obispo 100 0 0
Santa Margarita Recreation Area County of San Luis Obispo 100 0 0
Creston Elementary School County of San Luis Obispo 100 0 0
Noll Properties County of San Luis Obispo 100 0 0
Santa Maria Speedway County of San Luis Obispo 100 0 0
Port San Luis Harbor District County of San Luis Obispo 100 0 0
Satcom Water Supply--camp Roberts County of San Luis Obispo 100 0 0
Las Ventanas Ranch County of San Luis Obispo 100 0 0
Morro Bay Mutual Water Co County of San Luis Obispo 100 0 0
Tri Counties Club County of San Luis Obispo 87 0 0
Bassi Ranch Mutual Water Co. County of San Luis Obispo 85 0 0
Ken Mar Gardens County of San Luis Obispo 84 0 0
Laguna Negra Mutual Water Co. County of San Luis Obispo 80 0 0
Keep Ocean County of San Luis Obispo 80 0 0
Whitson Industrial Park County of San Luis Obispo 75 0 0
Resthaven Mobile Home Park County of San Luis Obispo 75 0 0
Talley Farms Labor Housing County of San Luis Obispo 75 0 0
Afuera De Chorro Water Company County of San Luis Obispo 75 0 0
Creekside Commercial Center County of San Luis Obispo 75 0 0
Ball Tagawa Growers County of San Luis Obispo 70 0 0
Carrisa Plains Elementary County of San Luis Obispo 65 0 0
Rancho Nipomo Water Company County of San Luis Obispo 65 0 0
Avila Valley Mutual Water Co County of San Luis Obispo 65 0 0
Edna Valley Ranch East County of San Luis Obispo 60 0 0
Monte Sereno Mutual Benefit Water County of San Luis Obispo 60 0 0
Country Hills Estates County of San Luis Obispo 60 0 0
H2o, Inc County of San Luis Obispo 60 0 0
San Luis Sourdough - Inactive County of San Luis Obispo 60 0 0
Hidden Hills Mobilodge County of San Luis Obispo 55 0 0
Rim Rock Water Company County of San Luis Obispo 55 0 0
Grande Mobile Manor County of San Luis Obispo 55 0 0
Santa Lucia School County of San Luis Obispo 52 0 0
Greenheart Farms County of San Luis Obispo 50 0 0
Skyline Flower Growers & Shippers County of San Luis Obispo 50 0 0
Babe Ruth's Oak View County of San Luis Obispo 50 0 0
Northshore S & B, Inc County of San Luis Obispo 50 0 0
Laguna Vista Boat Club County of San Luis Obispo 50 0 0
Santa Margarita Koa County of San Luis Obispo 50 0 0
Hunter Ranch Golf Course County of San Luis Obispo 50 0 0
Rancho Salinas Mbwc County of San Luis Obispo 50 0 0
East Airport Fiero Lane Water Company County of San Luis Obispo 50 0 0
Kukkula Inc County of San Luis Obispo 50 0 0
House Of Prayer County of San Luis Obispo 50 0 0
Copeland's Distribution Center County of San Luis Obispo 50 0 0
Bear Valley Water Company San Luis Obispo 45 0 0
Horizon Lane Water Supply County of San Luis Obispo 45 0 0
Tank Farm Business Park County of San Luis Obispo 45 0 0
Trumpet Vine Catering County of San Luis Obispo 45 0 0
Brookside Tract County of San Luis Obispo 44 0 0
Double J Mobile Estates County of San Luis Obispo 43 0 0
San Simeon Creek Ranch County of San Luis Obispo 42 0 0
First Baptist Church County of San Luis Obispo 40 0 0
Slo Partners County of San Luis Obispo 40 0 0
Paragon Triangle Water Supply County of San Luis Obispo 40 0 0
Almira Water Association County of San Luis Obispo 40 0 0
Spanish Lakes Mutual Water Co County of San Luis Obispo 40 0 0
Pacific Dunes Ranch County of San Luis Obispo 40 0 0
Elks Lodge #322 County of San Luis Obispo 40 0 0
Toyota San Luis Obispo County of San Luis Obispo 35 0 0
Tank Farm Industrial Plaza County of San Luis Obispo 35 0 0
Ups - San Luis Obispo County of San Luis Obispo 35 0 0
Black Mountain R.v. Resort County of San Luis Obispo 35 0 0
Terra De Oro Water Company County of San Luis Obispo 35 0 0
Arroyo Grande Mushroom Farm County of San Luis Obispo 35 0 0
Speedling, Inc County of San Luis Obispo 35 0 0
Guadalupe Cooling Company County of San Luis Obispo 35 0 0
Goodwill Industries County of San Luis Obispo 35 0 0
Cb & I Constructors, Inc. County of San Luis Obispo 35 0 0
Chevron County of San Luis Obispo 35 0 0
Wallace Water Systems County of San Luis Obispo 35 0 0
Mustang Mobile Village County of San Luis Obispo 31 0 0
Callender Grove Mutual Water County of San Luis Obispo 30 0 0
Mustang Springs Mutual Water County of San Luis Obispo 30 0 0
Holdgrafer & Associates County of San Luis Obispo 30 0 0
Cerro Alto Campground County of San Luis Obispo 30 0 0
Higuera Apartments County of San Luis Obispo 30 0 0
Mutual Water Association County of San Luis Obispo 30 0 0
Jack Ranch Cafe County of San Luis Obispo 30 0 0
Longbranch Saloon, The County of San Luis Obispo 30 0 0
Parsons Water Supply County of San Luis Obispo 30 0 0
Paso 360 County of San Luis Obispo 30 0 0
Williams Water Co County of San Luis Obispo 30 0 0
Crossroads/ House Of Prayer County of San Luis Obispo 30 0 0
California Valley Community Se County of San Luis Obispo 30 0 0
Slo County Farm Bureau County of San Luis Obispo 30 0 0
Broken Earth Winery County of San Luis Obispo 28 0 0
J M Sims Water Supply County of San Luis Obispo 27 0 0
Copeland's Properties County of San Luis Obispo 25 0 0
Cuyama Lane Water Company County of San Luis Obispo 25 0 0
San Paso Truck Stop County of San Luis Obispo 25 0 0
Congregation Beth David County of San Luis Obispo 25 0 0
Creston Country Store County of San Luis Obispo 25 0 0
Baron Canyon Mutual Water Co. County of San Luis Obispo 25 0 0
Links At Vista Del Hombre, The County of San Luis Obispo 25 0 0
Laetitia Vineyard & Winery Inc County of San Luis Obispo 25 0 0
200 Suburban Road Water Supply County of San Luis Obispo 25 0 0
141 Suburban Road Water Supply County of San Luis Obispo 25 0 0
Biddle Regional County Park County of San Luis Obispo 25 0 0
Paso Robles Chevrolet Cadillac County of San Luis Obispo 25 0 0
Pozo Saloon County of San Luis Obispo 25 0 0
Granite Ridge County of San Luis Obispo 25 0 0
Sunset Drive-in Snack Bar County of San Luis Obispo 25 0 0
Loading Chute County of San Luis Obispo 25 0 0
Santa Ysabel Ranch Mwc County of San Luis Obispo 25 0 0
Rinconada Trailer Park County of San Luis Obispo 25 0 0
Garl, Keith County of San Luis Obispo 25 0 0
Niner Wine Estates, Llc County of San Luis Obispo 25 0 0
Edna Valley Vineyards County of San Luis Obispo 25 0 0
Aronhill Vineyard County of San Luis Obispo 25 0 0
Inn At Opolo Kitchen, The County of San Luis Obispo 25 0 0
Daou Vineyards, Llc County of San Luis Obispo 25 0 0
Last Stage West County of San Luis Obispo 25 0 0
Atascadero Lake - Inactive County of San Luis Obispo 25 0 0
Redwood Payless Station County of San Luis Obispo 25 0 0
Hazard Water Supply County of San Luis Obispo 25 0 0
Suburban Lodge County of San Luis Obispo 25 0 0
Ramona Motel County of San Luis Obispo 25 0 0
Richard Nock, Pres County of San Luis Obispo 25 0 0
Hermreck Shopping Center County of San Luis Obispo 25 0 0
Oak Park Manor County of San Luis Obispo 25 0 0
Rancho El Chorro School County of San Luis Obispo 25 0 0
Gerald E Brewster - Inactive County of San Luis Obispo 25 0 0
Rifle Fairing Water Supply County of San Luis Obispo 25 0 0
Harmony Water Works County of San Luis Obispo 25 0 0
Parks & Recreation County of San Luis Obispo 25 0 0
Piedras Blancas Water Supply County of San Luis Obispo 25 0 0
Ray W Shamel Park County of San Luis Obispo 25 0 0
San Luis Obispo County of San Luis Obispo 25 0 0
Union Properties County of San Luis Obispo 25 0 0
Buttonwood Industrial Park County of San Luis Obispo 25 0 0
Hedger Water Supply - Inactive County of San Luis Obispo 25 0 0
Lopez Trout Farm - Inactive County of San Luis Obispo 25 0 0
Design Alliance - Inactive County of San Luis Obispo 25 0 0
7x Youth Ranch County of San Luis Obispo 25 0 0
Vista De Las Flores Water County of San Luis Obispo 24 0 0
Nunes Water Company County of San Luis Obispo 24 0 0
Mesa Mutual Water Company County of San Luis Obispo 24 0 0
San Luis Water & Power County of San Luis Obispo 24 0 0
Sweet Springs Mobile Park County of San Luis Obispo 24 0 0
Newsom Springs Mutual Water Co County of San Luis Obispo 24 0 0
Maxwellton Mutual Water County of San Luis Obispo 24 0 0
Blue Sky Water Association County of San Luis Obispo 24 0 0
Estrella Correctional Facility County of San Luis Obispo 20 0 0
Rancho Oaks Mobile Park County of San Luis Obispo 19 0 0
Victorian Manor Water Supply County of San Luis Obispo 10 0 0
Csp San Simeon Creek St Beach County of San Luis Obispo 8 0 0
Embers Cafe County of San Luis Obispo 4 0 0
Union Oil Company - Santa Mari County of San Luis Obispo 1 0 0
Slo Cwd No. 10 - Cayucos Wtp County of San Luis Obispo 0 0 0
Nacimiento Water Project County of San Luis Obispo 0 0 0
Lopez Project County of San Luis Obispo 0 0 0
San Luis Obispo Csa 1g- Black Lake Black Lake 0 0 0
Slo Csa No. 12 - Avila Beach County of San Luis Obispo 0 0 0
Avila Beach County Water Dist County of San Luis Obispo 0 0 0