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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MAD RIVER GENERAL STORE & MHP
CA5300122 · 50 served
MAD RIVER HATCHERY
CA1200676 · 100 served
MAD RIVER RANGER DISTRICT
CA5305104 · 25 served
MAD RIVER STORE
CA5305105 · 50 served
MADDEN CREEK WATER COMPANY
CA3110113 · 15 served
MADDOX DAIRY
CA1009177 · 0 served
MADERA CO BASS LAKE GOVT CENTER
CA2000385 · 5 served
MADERA CO CMD19-PARKWOOD
CA2010004 · 1,637 served
MADERA CO CSA 22C GUNNER RANCH
CA2010019 · 3,050 served
MADERA CO MD1-HIDDEN LAKE ESTATES
CA2000544 · 162 served
MADERA CO MD10A-MADERA RANCHOS
CA2010008 · 3,172 served
MADERA CO SA02-WISHON COVE
CA2000542 · 230 served
MADERA CO SA1-INDIAN LAKES
CA2010011 · 1,562 served
MADERA CO SA16 SUMNER HILL
CA2000729 · 135 served
MADERA CO SA3-PARKSDALE
CA2010006 · 1,789 served
MADERA COMMUNITY COLLEGE
CA2000695 · 750 served
MADERA DISTRICT FAIR
CA2000315 · 512 served
MADERA EMPLOYT CTR
090500066 · 100 served
MADERA GOLF AND COUNTRY CLUB
CA2000622 · 100 served
MADERA HISPANIC CHURCH
CA2000965 · 125 served
MADERA IRRIGATION DISTRICT
CA2000352 · 145 served
MADERA MH & RV PARK
CA2000595 · 450 served
MADERA MUNICIPAL GOLF COURSE
CA2000780 · 200 served
MADERA RANCHOS ASSEMBLY OF GOD
CA2000220 · 150 served
MADERA UNIFIED SCHOOL DISTRICT
CA2000838 · 142 served
MADERA VALLEY WATER COMPANY
CA2010010 · 6,494 served
MADERA VINEYARDS LABOR CAMP
CA2000818 · 50 served
MADISON CENTER WATER SYSTEM
CA3301979 · 63 served
MADISON ELEMENTARY SCHOOL
CA1000105 · 597 served
MADISON SERVICE DIST
CA5700571 · 876 served
MADISON SERVICE DISTRICT
CA5710010 · 0 served
MADONNA INN WATER COMPANY
CA4000780 · 120 served
MADONNA MUTUAL WATER CO.
CA5400814 · 70 served
MADRONA MANOR
CA4901330 · 34 served
MADRONE MONTESSORI SCHOOL
CA0900408 · 0 served
MADRONE MUTUAL WATER COMPANY
CA4900513 · 76 served
MADRONNA KNOLLS
CA4900876 · 25 served
MAE HENSLEY SCHOOL
CA5000311 · 25 served
MAE HENSLEY SCHOOL
CA5000256 · 700 served
MAEEN K YAHYA
CA2000637 · 35 served
MAGALIA COUNTY WATER DISTRICT
CA0400009 · 750 served
MAGGIE S PLACE
CA3702318 · 25 served
MAGGY HAWK TASTING ROOM
CA2300908 · 25 served
MAGIC LAMP MOBILEHOME CLUB
CA3000782 · 0 served
MAGIC MOUNTAIN MUTUAL WATER COMPANY
CA4900637 · 221 served
MAGIC SANDS
CA4300743 · 600 served
MAGIC SANDS MOBILE HOME PARK
CA4310015 · 0 served
MAGIC WATERS MOBILE HOME PARK
CA3301412 · 192 served
MAGNOLIA MUTUAL WATER
CA3400130 · 90 served
MAGNOLIA TRAILER VILLAGE
CA3301413 · 30 served