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Browse Water Systems

433,347 public water systems.

Public Water Systems Database

Browse 433,347 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
MC DUFF S/D FL2160736 Florida Community 79,660
SUNRISE SPRINGTREE FL4061410 Florida Community 79,550
CITY OF LAKE CHARLES WATER SYSTEM LA1019029 Louisiana Community 79,500
EDMOND PWA OK1020723 Oklahoma Community 79,408
SAMMAMISH PLATEAU WATER & SEWER WA5340900 Washington Community 79,362
HENDERSONVILLE, CITY OF NC0145010 North Carolina Community 79,278
LANCASTER COUNTY W&SD (SC2920001) SC2920001 South Carolina Community 79,107
CITY OF BOSSIER CITY WATER SYSTEM LA1015004 Louisiana Community 78,960
HAMMOND WATER WORKS DEPARTMENT IN5245020 Indiana Community 78,384
LAKE COUNTY WEST WATER SUBDISTRICT OH4302411 Ohio Community 78,379
UPLAND, CITY OF CA3610050 California Community 78,376
GOLDEN HEART UTILITIES AK2310730 Alaska Community 78,324
WARREN COUNTY OH8301512 Ohio Community 78,299
REDLANDS CITY MUD-WATER DIV CA3610037 California Community 78,025
GLEN BURNIE ANNE ARUNDEL CO MD0002429 Maryland Community 78,000
WEST KNOX UTILITY DISTRICT TN0000371 Tennessee Community 77,825
FLORENCE, WATER DEPARTMENT, CITY OF AL0000783 Alabama Community 77,766
BEND, CITY OF OR4100100 Oregon Community 77,704
BLOOMINGTON IL1130200 Illinois Community 77,610
ACSA URBAN AREA VA2003053 Virginia Community 77,408
FRANKLIN WATER DEPT TN0000246 Tennessee Community 77,222
CITY OF MANSFIELD TX2200018 Texas Community 77,142
DECATUR, MUNICIPAL UTILITIES BOARD OF AL0001084 Alabama Community 77,103
CITY OF MISSION TX1080008 Texas Community 77,058
FLAGSTAFF CITY OF AZ0403008 Arizona Community 76,960
ECOLOGICAL UTILITIES INC FL4130384 Florida Community 76,932
CITY OF PLEASANTON CA0110008 California Community 76,689
DULLES AIRPORT VA6059050 Virginia Non-Transient Non-Community 76,500
SOUTH GATE-CITY, WATER DEPT. CA1910152 California Community 76,443
CHINO HILLS, CITY OF CA3610036 California Community 76,414
HARDIN COUNTY WATER DISTRICT #2 KY0470175 Kentucky Community 76,326
HOUSTON-GREENSPOINT TX1011591 Texas Community 76,323
ANKENY, CITY OF IA7709053 Iowa Community 76,207
DECATUR IL1150150 Illinois Community 76,122
BONITA SPRINGS UTILITIES FL5360025 Florida Community 76,033
PARKER WSD CO0118040 Colorado Community 75,949
CAMP MUSTANG MT0003181 Montana Community 75,816
SCHAUMBURG IL0314890 Illinois Community 75,750
HICKORY CITY OF NC0118010 North Carolina Community 75,654
SNOW SUMMIT CA3600707 California Non-Transient Non-Community 75,500
HOT SPRINGS UTILITIES AR0000209 Arkansas Community 75,343
PCUD-SOUTH CENTRAL SYSTEM FL6511573 Florida Community 75,319
BCWWS 1A FL4060167 Florida Community 75,305
CITY OF GULFPORT MS0240003 Mississippi Community 75,056
LORIMAR PARK PA1460871 Pennsylvania Transient Non-Community 75,000
EAST ORANGE WATER COMMISSION NJ0705001 New Jersey Community 75,000
Maple Grove MN1270020 Minnesota Community 75,000
HARVNDALE PLANT MD0000081 Maryland Community 75,000
NEW DESIGN - FREDERICK COUNTY MD0100030 Maryland Community 74,911
COMPTON-CITY, WATER DEPT. CA1910026 California Community 74,877