Browse Water Systems

433,698 public water systems.

Public Water Systems Database

Browse 433,698 EPA-regulated public water systems with identifiers, population served, and water source type. Use the filters below to narrow results by state, system type, or name.

System Name PWSID State Type Population Served
WOODWIND WATER SYSTEM MI0007187 Michigan Community 5,940
VALLEY UTILITIES WATER COMPANY GLENDALE AZ0407079 Arizona Community 5,940
WEBSTER CO WATER DISTRICT KY1170995 Kentucky Community 5,940
PRESTONWOOD FOREST UTILITY DISTRICT TX1010467 Texas Community 5,940
KIRKSVILLE WATER ASSOCIATION KY0760672 Kentucky Community 5,940
SEABROOK ISLAND TOWN OF (1010009) SC1010009 South Carolina Community 5,939
CARROLL CO WATER DISTRICT #1 KY0210066 Kentucky Community 5,934
CITY OF BRIDGEPORT TX2490003 Texas Community 5,930
ALLEGAN MI0000120 Michigan Community 5,930
KONOCTI COUNTY WATER DISTRICT CA1710006 California Community 5,928
YNP - LAKE VILLAGE WY5680079 Wyoming Community 5,925
GOLDEN STATE WATER COMPANY - LOS OSOS CA4010017 California Community 5,924
GENEVA CITY PWS OH0401712 Ohio Community 5,924
BROOKVILLE MUNICIPALITY PWS OH5700203 Ohio Community 5,923
LEWISTOWN CITY OF MT0000271 Montana Community 5,923
OELWEIN MUNICIPAL WATER WORKS IA3353088 Iowa Community 5,920
KEYSTONE WATER CO-NORTHUMBERLA PA4490008 Pennsylvania Community 5,920
WEST ROBERTSON WATER AUTHORITY TN0000001 Tennessee Community 5,915
CHARITON LINN COUNTY PWSD 3 MO2024128 Missouri Community 5,913
MANNING CITY OF (SC1410002) SC1410002 South Carolina Community 5,908
PEORIA HEIGHTS IL1434750 Illinois Community 5,908
N W BLOUNT CO WATER & FIRE PRO AUTHORITY AL0000114 Alabama Community 5,907
DEAN WSC TX2120009 Texas Community 5,907
CITY OF FRUITLAND MD0220008 Maryland Community 5,907
ESTHERVILLE WATER TREATMENT PLANT IA3218024 Iowa Community 5,904
CITY OF HUTCHINS TX0570012 Texas Community 5,902
LOCKWOOD WATER AND SEWER DISTRICT MT0000156 Montana Community 5,900
PHOENIX, CITY OF OR4100625 Oregon Community 5,900
NASHVILLE, TOWN OF NC0464020 North Carolina Community 5,900
LUCINA UTILITIES CO FL2160690 Florida Community 5,900
CITY OF COLUMBIA MS0460003 Mississippi Community 5,900
GLEN HELEN WATER SYSTEM CA3600108 California Community 5,900
AQUA PA CHALFONT PA1090005 Pennsylvania Community 5,900
CHARLESTON PWS MO4010160 Missouri Community 5,900
WAYNESBORO GA0330004 Georgia Community 5,900
BRAZORIA COUNTY MUD 29 TX0200612 Texas Community 5,898
CAVE CREEK WATER AZ0407016 Arizona Community 5,895
HARRIS COUNTY MUD 180 TX1011799 Texas Community 5,892
BENDERS LANDING WATER PLANT 1 & 2 TX1700678 Texas Community 5,892
LAKE ROYALE S/D NC0235108 Missouri Community 5,890
Minnetrista MN1270036 Minnesota Community 5,888
MEXICO BEACH, CITY OF FL1030467 Florida Community 5,888
HARRIS COUNTY WCID 74 TX1010480 Texas Community 5,886
WHITESTOWN SOUTH IN5206014 Indiana Community 5,880
CUMBERLAND MOUNTAIN WATER AL0000717 Alabama Community 5,880
TANGLEWOOD FOREST MUD TX2270230 Texas Community 5,880
MAINLAND WATER SYSTEM FL2554157 Florida Community 5,880
GOSHEN WATER UTILITIES KY0930235 Kentucky Community 5,877
MARION COUNTY WATER SYSTEM GA1970003 Georgia Community 5,875
TYLER COUNTY SUD TX2290037 Texas Community 5,872