Utilities in California
18,760 systems (SDWIS/Fed snapshot). Search or browse pages — open any row for PFAS monitoring, violation counts, and filter recommendations.
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OASIS DRINKING WATER
CA3301471 · 1,000 served
OASIS GARDENS WATER CO.
CA3303100 · 314 served
OASIS INVESTMENTS
CA5000263 · 75 served
OASIS MARINA-RESORT
CA3900998 · 100 served
OASIS MARKET
CA5000525 · 25 served
OASIS MARKET & PRODUCE
CA3901482 · 25 served
OASIS MARKET AND LIQUOR
CA2400319 · 25 served
Oasis Mobile Home Park
090605129 · 1,350 served
OASIS MOTEL
CA5500216 · 25 served
Oasis Motel - OOB Oct. 2007
CA3301172 · 50 served
OASIS PALMS RV RESORT
CA3303002 · 81 served
OASIS PROPERTY OWNERS ASSOCIATION
CA1500585 · 100 served
OASIS RANCH-CLOSED
CA2400194 · 100 served
OASIS RD WS #2
CA2702802 · 35 served
OASIS, THE
CA2207062 · 30 served
OAT MOUNTAIN CENTER
CA7300611 · 60 served
OBERTI OLIVE
CA2000661 · 100 served
OBIE'S COUNTRY MARKET
CA5000126 · 25 served
OBSIDIAN CAMPGROUND 2
CA2600562 · 70 served
OCCIDENTAL ARTS & ECOLOGY CENTER
CA4901141 · 51 served
OCCIDENTAL COMMUNITY SERVICES DISTRICT
CA4900536 · 533 served
OCEAN BREEZE TRAILER PARK
CA3000601 · 190 served
OCEAN COVE LODGE - BAR & GRILL
CA4901196 · 100 served
OCEAN GROVE LODGE
CA1200772 · 53 served
OCEAN HILLS MUTUAL WATER CO
CA4200715 · 30 served
OCEAN KING BUILDING (SWS)
CA3400447 · 100 served
OCEAN MIST
CA2701020 · 25 served
OCEAN SONG FARM & WILDERNESS CENTER
CA4901192 · 50 served
OCEAN VIEW LODGING
CA2300737 · 25 served
OCEAN VIEW MOTEL
CA0800673 · 25 served
OCEAN VIEW SCHOOL
CA5602410 · 412 served
OCEAN VIEW SCHOOL DISTRICT
CA3000823 · 25 served
OCEAN VILLA MOTEL
CA0800502 · 25 served
OCEAN'S EDGE ESTATES
CA2300634 · 250 served
OCEANAIRE MOBILE HOME
CA5602112 · 86 served
OCEANO COMM SERVICES DIST.
CA4010005 · 7,601 served
OCEANSIDE, CITY OF
CA3710014 · 171,483 served
Oceanview Mutual Water Co.
CA3000621 · 50 served
OCOTILLO CHEVRON STATION
CA1300683 · 35 served
OCOTILLO MUTUAL WATER CO
CA1300513 · 150 served
OCOTILLO OASIS, LLC
CA3700291 · 96 served
OCOTILLO RV RESORT
CA1300678 · 400 served
OCOTILLO WELLS - HOLMES CAMP
CA3710319 · 25 served
OCOTILLO WELLS RV PARK & STORE
CA3701882 · 47 served
OCOTILLO WELLS SVRA - HQ
CA3710301 · 50 served
OCTAGON
CA2200084 · 100 served
OCTAGON BARN CENTER ASSOCIATION
CA4000830 · 200 served
OCTAGON, THE
CA2202084 · 55 served
ODD FELLOW PARK (chg. district)
CA2800599 · 100 served
ODD FELLOWS PARK
CA4900752 · 500 served