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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RANCHO ROVIRA FUN INC
CA3600706 · 1,001 served
RANCHO SALINAS MBWC
CA4000803 · 50 served
RANCHO SAN ANDREAS
CA4400660 · 200 served
RANCHO SAN CARLOS
CA2701328 · 30 served
RANCHO SAN FRANCISQUITO
CA1900842 · 30 served
RANCHO SAN JOAQUIN MUTUAL
CA3501581 · 25 served
RANCHO SAN JOAQUIN MWC
CA3500581 · 914 served
RANCHO SAN JOAQUIN WATER SYS
CA3900558 · 172 served
RANCHO SAN MIGUEL LABOR CAMP
CA3302045 · 26 served
RANCHO SANTA ROSA MHP
CA4900786 · 175 served
RANCHO SANTA TERESA
CA4300772 · 800 served
RANCHO SANTA TERESA MOBILE HOME PARK
CA4310016 · 0 served
RANCHO SANTA TERESA MW CO.
CA3700918 · 102 served
RANCHO SECO INC. WATER SYSTEM
CA1500327 · 33 served
RANCHO SECO NGS (SMUD)
CA3400232 · 51 served
RANCHO SECO PARK
CA3400302 · 558 served
RANCHO SENDERO SUBDIV WATER CO
CA1700566 · 70 served
RANCHO SEQUOIA WATER COMPANY
CA1000068 · 67 served
RANCHO SESPE
CA5601203 · 500 served
RANCHO SESPE WORKERS IMP ASSOC
CA5601144 · 600 served
RANCHO SIERRA ACRES
CA1907029 · 28 served
RANCHO SOQUEL WATER SYSTEM
CA4400643 · 21 served
RANCHO TEHAMA ASSOCIATION
CA5200616 · 30 served
RANCHO TEHAMA ELEM SCHOOL
CA5205007 · 90 served
Rancho Tehama Fawn Meadows
CA5201063 · 35 served
RANCHO TRES CEDROS INC
CA3701008 · 25 served
RANCHO VERDE
CA4400719 · 25 served
RANCHO VERDUGO WC
CA1510008 · 0 served
RANCHO VICTORIA TASTING ROOM
CA0300108 · 25 served
RANCHO VILLA MOBILE ACRES
CA0400039 · 19 served
RANCHO VILLA MOBILE ACRES
CA0400058 · 32 served
RANCHO VISTA WATER
CA4300570 · 31 served
RANCHO YBARRA CHRISTIAN CAMP
CA1907031 · 73 served
RANCHO YERDUGO MUTUAL WATER CO
CA1500514 · 516 served
RANCHO YNECITA
CA4200837 · 129 served
RANCHOS CHEVRON
CA2000751 · 10 served
RANCHOS DEL RIO
CA1500553 · 62 served
Ranchos Los Ferro MHP
090600032 · 41 served
RANCHOTEL
CA4800527 · 19 served
RANCHVIEW MOBILE ESTATES
CA5400612 · 350 served
RAND COMMUNITIES WATER DISTRICT
CA1510016 · 303 served
RANDAL'S RANCHETTE MUTUAL WATER COMPANY
CA4900599 · 200 served
RANDALL-BOLD WATER TREATMENT PLANT
CA0710010 · 1 served
RANDY'S LONGHORN
CA5102031 · 45 served
RANGER HALL
CA4800736 · 15 served
RANKIN RANCH
CA1502225 · 33 served
RAPAZZINI WINERY WATER SYSTEM
CA4300823 · 8 served
RAPID RIVER MOBILEHOME PARK
CA4500203 · 92 served
RASOR ROAD SERVICE
CA3601175 · 1,000 served
RATNA LING RETREAT
CA4901264 · 55 served