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
HARRIS COUNTY WCID 119 TX1010509 Texas Community 9,150
LYNWOOD IL0311680 Illinois Community 9,149
ALBION MI0000100 Michigan Community 9,144
FIRST U.D. OF CARTER COUNTY TN0000094 Tennessee Community 9,143
PARADISE IRRIGATION DISTRICT CA0410007 California Community 9,142
NEWARK VILLAGE NY5801232 New York Community 9,142
SOUTH HAVEN AREA WATER & SEWER AUTHORITY MI0006101 Michigan Community 9,133
PLYMOUTH MI0005400 Michigan Community 9,132
NORTHEAST TX MUNICIPAL DISTRIC TX1720014 Texas Community 9,119
SHARON WSC TX2500020 Texas Community 9,111
GULF HARBORS FL6511077 Florida Community 9,110
NEVADA ID - LAKE WILDWOOD CA2910023 California Community 9,108
SHEFFIELD LAKE CITY PWS OH4701103 Ohio Community 9,108
SOUTHSIDE PUB WATER AUTHORITY AR0000254 Arkansas Community 9,108
GSW&SA-MARION CITY OF (3310001) SC3310001 South Carolina Community 9,104
BENTON HARBOR MI0000600 Michigan Community 9,103
WARRENTON, CITY OF OR4100932 Oregon Community 9,100
ELLSWORTH AFB SD4680004 South Dakota Community 9,100
MUNI AUTH OF WASHINGTON TWP PA5260009 Pennsylvania Community 9,100
PARIS IL0450300 Illinois Community 9,100
GENERAL AUTHORITY OF FRANKLIN PA6610020 Pennsylvania Community 9,096
TEHACHAPI, CITY OF CA1510020 California Community 9,094
GEORGETOWN CITY OF (SC2210001) SC2210001 South Carolina Community 9,092
MOUNT MORRIS TOWNSHIP MI0004525 Michigan Community 9,088
COMBINED CONSUMERS SUD TX1160052 Texas Community 9,087
MATAWAN BOROUGH WATER DE NJ1329001 New Jersey Community 9,084
DUBOIS WATER UTILITIES IN5219002 Indiana Community 9,078
LEFLORE CO. RWD #14 OK3004001 Oklahoma Community 9,077
CHARLOTTE, CITY OF MI0001340 Michigan Community 9,074
OCEAN LAKES LTD SC2670805 South Carolina Non-Transient Non-Community 9,074
Little Falls MN1490002 Minnesota Community 9,069
HARWOOD HEIGHTS IL0311140 Illinois Community 9,065
LARUE COUNTY WATER DISTRICT #1 KY0620237 Kentucky Community 9,062
EAST LOGAN WATER DISTRICT KY0710951 Kentucky Community 9,060
SOUTH HARRISON WATER CORPORATION IN5231006 Indiana Community 9,057
BEDFORD CONSOLIDATED W.D. NY5903419 New York Community 9,056
MOREHEAD UTILITY PLANT BOARD KY1030292 Kentucky Community 9,052
BIRCH BAY WATER & SEWER DISTRICT WA5395904 Washington Community 9,046
SCRIBA WD (OSWEGO) NY3730037 New York Community 9,044
DAVENPORT, CITY OF FL6530431 Florida Community 9,043
ALBANY WATER WORKS KY0270003 Kentucky Community 9,042
GENERAL DEVELOPMENT UTL INC FL4130519 Florida Community 9,037
HARRIS COUNTY WCID 89 TX1012370 Texas Community 9,033
CENTRAL BOWIE COUNTY WSC TX0190024 Texas Community 9,027
MONETT PWS MO5010537 Missouri Community 9,027
CALDWELL WATER DEPT NJ0703001 New Jersey Community 9,027
NEW ROADS WATER SYSTEM LA1077026 Louisiana Community 9,024
EBRPD - DEL VALLE REGIONAL PARK CA0105010 California Transient Non-Community 9,024
LAPEER, CITY OF MI0003780 Michigan Community 9,023
IOWA LAKES REGIONAL WATER - OSGOOD IA3060001 Iowa Community 9,021