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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SIERRA TAHOE WEST BOWL
CA0900664 · 1,900 served
SIERRA TOWERS #1
CA0900620 · 35 served
SIERRA TRAILER PARK
CA5500094 · 21 served
SIERRA TRAILS LODGE
CA1500467 · 198 served
SIERRA TRUCK STOP & MOTEL
CA1900047 · 50 served
SIERRA TWAIN HARTE MHP
CA5500096 · 129 served
SIERRA VALLEY PRESERVE
CA3200225 · 25 served
SIERRA VALLEY RV PARK
CA3200171 · 50 served
SIERRA VALLEY SUN INC
CA2000858 · 75 served
SIERRA VIEW GOLF COURSE
CA5401075 · 50 served
SIERRA VIEW JR ACADEMY
CA5400711 · 115 served
SIERRA VIEW SCHOOL
CA2000846 · 250 served
SIERRA VIEW SCHOOL
CA5000361 · 45 served
SIERRA VILLAGE
CA5500093 · 91 served
SIERRA VILLAGE MOBILE HOME PARK
CA5500353 · 22 served
SIERRA VILLAGE MUTUAL WATER CO
CA5500074 · 361 served
SIERRA VISTA ASSOCIATION
CA5400964 · 43 served
SIERRA VISTA MOBILE HOME PARK
CA5400650 · 50 served
SIERRA VISTA RESTAURANT
CA1502194 · 50 served
SIERRA VISTA/CIRCLE K RANCH
CA1000475 · 40 served
SIERRA WALDORF SCHOOL
CA5500242 · 175 served
SIERRA WATER RESOURCES - SIERRA CITY
CA4600017 · 324 served
SIERRA WINE CORP
CA5400782 · 30 served
SIERRA WOODS LODGE
CA3107318 · 124 served
SIERRAVILLE P.U.D.
CA4600018 · 200 served
SIESTA MOBILE HOME PARK
CA5602109 · 160 served
SIETE ROBLES MUTUAL WATER CO
CA5601119 · 323 served
SIG HOFFMAN CO
CA1502562 · 25 served
SIGNAL HILL - CITY, WATER DEPT.
CA1910149 · 11,848 served
SIGNAL LANDMARK PROP,INC
CA4200516 · 150 served
SIGNATURE FRUIT (TOMATOES)
CA3900771 · 600 served
SIGNATURE FRUIT CO, PLANT #4
CA3901084 · 150 served
SIGNATURE FRUIT LLC
CA0400122 · 150 served
SIGNORELLO WINERY
CA2800031 · 25 served
SIKH GURDWARA SANTA ROSA
CA4901477 · 302 served
SIKH TEMPLE GURDWARA
CA5105009 · 250 served
SIKH TEMPLE MODESTO-CERES
CA5000512 · 97 served
SILENT VALLEY CLUB
CA3301622 · 241 served
SILENUS VINTNERS
CA2800103 · 25 served
SILL ROAD WATER SYSTEM #1
CA2700756 · 150 served
SILT WINE COMPANY
CA5700598 · 40 served
SILVA & SONS DAIRY
CA5000385 · 25 served
SILVA S WATER SYSTEM
CA5401028 · 40 served
SILVA WHOLESALE FLORIST
CA4100537 · 30 served
SILVA'S SHELDON INN
CA3400379 · 100 served
SILVER BOWL CG, LASSEN NF
CA1800702 · 25 served
SILVER CITY WATER CO.
CA5401071 · 156 served
SILVER CREEK
CA2000829 · 64 served
SILVER CREEK CG
CA0202530 · 25 served
SILVER CREEK SUMMER HOME TRACT
CA3103666 · 64 served