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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RIDGECREST HEIGHTS WATER CO.
CA1510034 · 1,066 served
RIDGEVIEW ESTATES MWC
CA4400585 · 50 served
RIDGEWAY PINE MUTUAL WATER CO.
CA0310017 · 0 served
RIDGEWAY PINE MUTUAL WATER COM
CA0300003 · 65 served
Ridgewood Acres C.S.D.
CA0300023 · 200 served
RIDGEWOOD WATER SYSTEM
CA2300708 · 265 served
RIEBLI MUTUAL WATER COMPANY
CA4900603 · 150 served
RIEGO MARKET
CA3107347 · 25 served
RIFFLES TRAILER PARK
CA0800625 · 0 served
RIFLE FAIRING WATER SUPPLY
CA4000691 · 25 served
RIGHT ROAD
CA5201058 · 25 served
RILEY S TRADING POST
CA3301236 · 30 served
RILEY'S FARM
CA3601147 · 2,400 served
RILEY'S LOG CABIN FARM
CA3601148 · 108 served
RILEYS PLACE
CA3600512 · 58 served
RIM ROCK MOTEL
CA2500526 · 15 served
RIM ROCK WATER COMPANY
CA4000750 · 55 served
RINCON DEL DIABLO MWD (ID-1)
CA3710018 · 30,757 served
RINCON DEL DIABLO MWD (ID-A)
CA3710044 · 3,275 served
Rincon Northern
090600147 · 7,003 served
Rincon Paradise Creek
090600146 · 305 served
Rincon Survival Systems
090605131 · 20 served
RINCON VALLEY GRANGE
CA4900760 · 25 served
RINCON VALLEY MOBILE ESTATES
CA4900600 · 460 served
RINCON WATER & ROAD WORKS
CA5601137 · 25 served
RINCONADA TRAILER PARK
CA4000655 · 10 served
RIO ALTO WATER DISTRICT
CA5210005 · 3,329 served
RIO BEND RV GOLF RESORT & STORM CROSSING
CA1300620 · 130 served
RIO BRAVO GREELEY SCHOOL WATER SYSTEM
CA1502229 · 1,219 served
RIO BRAVO SCHOOL WATER SYSTEM
CA1500229 · 605 served
RIO CAMPO TRAILER & RV PARK
CA5303001 · 0 served
RIO COSUMNES CORRECTIONAL CENTER [SWS]
CA3400229 · 2,800 served
RIO DEL COLORADO
CA3600367 · 515 served
RIO DELL, CITY OF
CA1210012 · 3,300 served
RIO LINDA SENIOR HIGH SCHOOL
CA3400262 · 2,170 served
RIO LINDA/ELVERTA COMMUNITY WATER DIST
CA3410018 · 15,460 served
RIO LINDO ADVENTIST ACADEMY
CA4900577 · 178 served
Rio Loco
090600183 · 47 served
RIO MANOR MUTUAL WATER CO
CA5610035 · 983 served
RIO MESA GOLF INC
CA2000245 · 190 served
RIO MESA HIGH SCHOOL/OXNARD UHS
CA5602407 · 2,600 served
RIO MESA MUTUAL WATER COMPANY
CA1503482 · 25 served
RIO RAMAZA COMMUNITY SERVICE DISTRICT
CA5100106 · 0 served
RIO RAMAZA MARINA
CA5100152 · 20 served
RIO RAMAZA UTILITY MGT PROJECT
CA5100506 · 145 served
RIO RANCH COMMUNITY SVCS DIST
CA5200555 · 44 served
RIO RANCHO MUTUAL WATER COMPAN
CA3301546 · 150 served
RIO SCHOOL DIST/ EL RIO SCHOOL
CA5602402 · 9 served
RIO SCHOOL DIST/ RIO REAL SCHOOL
CA5602408 · 550 served
RIO SCHOOL DIST/RIO DEL VALLE SCHOOL
CA5602406 · 820 served