Browse Water Systems

434,040 public water systems.

Public Water Systems Database

Browse 434,040 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
WASHINGTON RWD #3 (OLD) OK1021406 Oklahoma Community 8,200
FRANKLIN COUNTY WATER ASSOCIATION IN5224002 Indiana Community 8,200
HILL WATER CORPORATION IN5255021 Indiana Community 8,200
PA AMERICAN AUDUBON PA1460055 Pennsylvania Community 8,200
SALEM WATER WORKS IN5288005 Indiana Community 8,200
HILLSIDE IL0311230 Illinois Community 8,200
WEIRTON STEEL CORPORATION WV9905014 West Virginia Non-Transient Non-Community 8,200
NEVADA PWS MO5010562 Missouri Community 8,198
MUKWONAGO WATERWORKS WI2680209 Community 8,190
LAVONIA GA1190003 Georgia Community 8,190
EAST MONTGOMERY WATER, SEWER, & F.P.A. AL0001064 Alabama Community 8,190
LUDINGTON MI0003960 Michigan Community 8,184
KENTUCKY AMERICAN NORTHERN DIVISION KY0940430 Kentucky Community 8,181
BOROUGH OF CLAYTON NJ0801001 New Jersey Community 8,179
STEAMBOAT MOUNTAIN WSC TX2210022 Texas Community 8,178
PARIS LAS VEGAS HOTEL AND CASINO NV0001166 Nevada Non-Transient Non-Community 8,178
HEARD COUNTY WATER AUTHORITY GA1490000 Georgia Community 8,172
CITY OF LIBERTY TX1460003 Texas Community 8,170
PEWAUKEE VILLAGE WATERWORKS WI2680229 Wisconsin Community 8,166
HILLSDALE MI0003170 Michigan Community 8,163
BISSONNET MUD TX1010883 Texas Community 8,160
GILBERTOWN, UTILITIES BOARD OF TOWN OF AL0000237 Alabama Community 8,157
JOHNSTOWN (C) WATER WORKS NY1700019 New York Community 8,154
BEXAR COUNTY WCID 10 WINDCREST TX0150106 Texas Community 8,154
WEST VIRGINIA WATER COMPANY WV3302044 West Virginia Community 8,153
AQUA PA SPRING RUN PA1150089 Pennsylvania Community 8,151
MULBERRY-FAIRPLAINS WTR ASSOC NC0197015 North Carolina Community 8,150
EASTOVER SANITARY DISTRICT NC5026027 North Carolina Community 8,150
IMPERIAL VALLEY COLLEGE CA1300549 California Non-Transient Non-Community 8,150
MUSKEGO WATER UTILITY WI2681741 Community 8,150
TDCJ BETO UNIT TX0010044 Texas Community 8,148
COLLEGE PLACE WATER DEPT WA5314050 Washington Community 8,147
CITY OF FORT STOCKTON TX1860001 Texas Community 8,142
CITY OF KIRBY TX0150010 Texas Community 8,142
FAYETTE WATER WORKS BOARD AL0000597 Alabama Community 8,142
CARL JUNCTION PWS MO5010138 Missouri Community 8,142
CLAYWOOD PARK PSD WV3305402 West Virginia Community 8,141
INVERNESS WSD CO0203012 Colorado Community 8,140
ALOHA GARDENS UTILITIES FL6510050 Florida Community 8,136
CITIZENS UTL-OASIS SYS AZ0408045 Arizona Community 8,132
AQUA OHIO - LAWRENCE COUNTY OH4400803 Ohio Community 8,130
HARTWELL GA1470000 Georgia Community 8,129
PAYETTE CITY OF ID3380009 Idaho Community 8,127
NORTHBRIDGE WATER DIVISION MA2216006 Massachusetts Community 8,127
SOUTH WEBER WATER SYSTEM UTAH06010 Utah Community 8,125
STOCKTON UNIVERSITY MAIN CAMPUS NJ0111304 New Jersey Non-Transient Non-Community 8,116
MORGAN COUNTY QUALITY WD CO0144020 Colorado Community 8,116
CITY OF GILMER TX2300002 Texas Community 8,115
COCHRAN GA0230000 Georgia Community 8,114
PALMER WATER SYSTEM AK2226020 Alaska Community 8,111