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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HAVASU WATER COMPNAY
CA3600118 · 140 served
HAVASU WC
CA3610017 · 361 served
HAVEN ACRES RIVER CLUB INC
CA3900813 · 100 served
HAVEN HUMANE WATER SYSTEM
CA4500344 · 60 served
HAVEN OF PEACE
CA3901426 · 28 served
HAVEN OF PEACE
CA3900715 · 50 served
HAVEN PACKING
CA5403065 · 150 served
HAVEN TRACT WATER COMPANY
CA5000007 · 25 served
HAVY'S RESTAURANT
CA1700735 · 50 served
HAWK'S NEST TRAILER COURT
CA2500517 · 30 served
HAWKES WINERY
CA4901331 · 30 served
HAWKINS FLYING SERVICE
CA1900753 · 50 served
HAWKINS WATER CO-CAL WATER SERVICE (PUC)
CA4900546 · 81 served
HAWKS NEST
CA2500804 · 30 served
HAWLEY FRED RENTALS
CA3301840 · 25 served
HAWTHORNE CHRISTIAN SCHOOL
CA3301400 · 18 served
HAWTHORNE SCHOOL
CA3301304 · 75 served
HAWTHORNE YOUTH CAMP
CA1900578 · 100 served
HAWTHORNE-CITY WATER DEPT.
CA1910047 · 44,718 served
HAY KINGDOM
CA5700795 · 27 served
HAY TONE'S HANGOUT [SWS]
CA3400446 · 14 served
HAYDEN FLAT CAMPGROUND
CA5300094 · 25 served
HAYDEN FLAT CAMPGROUND F
CA5304004 · 280 served
HAYDON FAMILY FARM & PARK
CA3500906 · 0 served
HAYES COUNTRY VILLAGE
CA5800859 · 30 served
HAYES FIRE HYDRANT SYSTEM
CA4600110 · 50 served
HAYFORK SUMMIT FOUNTAIN
CA5303102 · 25 served
HAYKINGDOM, INC.
CA1300693 · 32 served
HAYNES BOARD & CARE HOME
CA3901217 · 41 served
HAYWARD FLAT CAMPGROUND
CA5301114 · 440 served
HAYWARD FLAT CAMPGROUND
CA5300072 · 540 served
HAZARD WATER SUPPLY
CA4000647 · 25 served
HEADQUARTER HOUSE
CA3100111 · 200 served
HEADSTART SCHOOL WATER
CA2900579 · 25 served
HEALDSBURG CONVALESCENT HOSPITAL
CA4900987 · 46 served
HEALDSBURG TRANSFER STATION
CA4901114 · 40 served
HEALDSBURG, CITY OF
CA4910005 · 10,985 served
HEALTH SERVICES AGENCY WATER SYSTEM
CA5000207 · 850 served
HEARD'S MARKET
CA1800356 · 0 served
HEARST MEMORIAL STATE BEACH
CA4010301 · 500 served
HEARST MONUMENT STATE PARK
CA4010300 · 200 served
HEARST RANCH
CA2700982 · 25 served
HEARST STATE BEACH
CA4000633 · 1,000 served
HEARST STATE HIST. MONUMENT
CA4000569 · 25 served
HEART BAR CAMPGROUND - USFS
CA3600119 · 25 served
HEART OF SOQUEL MOBILE HOME PA
CA4400773 · 25 served
HEARTLAND OPPORTUNITY CENTER - INACTIVE
CA2000839 · 30 served
HEARTWOOD INSTITUTE
CA1200509 · 30 served
HEATH BRIMHALL P.O.A.
CA1502629 · 39 served
HEATHER GLEN COMMUNITY SERVICE DIST
CA3100038 · 250 served