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
Cloquet MN1090005 Minnesota Community 12,864
WEST PLAINS PWS MO4010853 Missouri Community 12,864
CITY OF MONT BELVIEU TX0360017 Texas Community 12,864
MSA-ORIOLE PARK/NORTH & SOUTH WAREHOUSES MD1300004 Maryland Non-Transient Non-Community 12,864
LOGANSPORT MUN.UTILITY-SW TREATMENT PLNT IN5209006 Indiana Community 12,861
XENIA RWD (DES MOINES) IA2573701 Iowa Community 12,860
WATER SUPT,THIMBLE CREEK SD OH5701703 Ohio Community 12,856
PORT WASHINGTON WATERWORKS WI2460054 Wisconsin Community 12,853
HICKAM HI0000350 Hawaii Community 12,853
MELVINDALE MI0004220 Michigan Community 12,851
ETOWAH UTILITIES TN0000233 Tennessee Community 12,851
BROWNSVILLE WATER DEPARTMENT TN0000080 Tennessee Community 12,845
SBDNO COUNTY SERVICE AREA 70J CA3610125 California Community 12,843
NORTHLAKE IL0314710 Illinois Community 12,840
JEFFERSONTOWN MUN WATER WORKS KY0560211 Kentucky Community 12,820
SEACOAST - LILAC ST. FL4501125 Florida Community 12,814
SPENCER'S CROSSING/OAKLEAF GRID WTP FL2104419 Florida Community 12,810
EL DORADO, CITY OF KS2001511 Kansas Community 12,810
OSKALOOSA MUNICIPAL WATER DEPT IA6273005 Iowa Community 12,808
TAYLORVILLE IL0210600 Illinois Community 12,806
PUEBLO DEL SOL WATER COMPANY AZ0402044 Arizona Community 12,804
VILLAGE OF PARKS WATER SYSTEM LA1099008 Louisiana Community 12,801
AUBURN WATER DEPARTMENT IN5217001 Indiana Community 12,800
LOVELAND CITY PWS OH1300812 Ohio Community 12,800
QUAKERTOWN BORO PA1090082 Pennsylvania Community 12,800
SCOTIA VILLAGE WATER WORKS NY4600071 New York Community 12,800
MINOOKA IL0630550 Illinois Community 12,800
CASTLE PINES NORTH MD CO0118006 Colorado Community 12,800
Yocha Dehe Potable Water System 090605107 California Community 12,800
MDWASA-CUTLER RIDGE FL4130458 Florida Community 12,796
MICHIGAN STATE UNIVERSITY MI0004340 Michigan Community 12,793
CREEK CO RWD # 2 OK3001902 Oklahoma Community 12,788
U.S. NAVY WATER SYSTEM GU0000010 AP Community 12,780
NORTH LAMAR WATER ASSOCIATION MS0370006 Mississippi Community 12,778
BI COUNTY WSC 1 TX0320002 Texas Community 12,777
JBMDL-DIX MAIN SYSTEM NJ0325001 New Jersey Community 12,765
PERDIDO BAY WATER SEWER & FPD AL0001490 Alabama Community 12,765
CITY OF GRENADA MS0220003 Mississippi Community 12,762
MERIDIAN SERVICE MD CO0121455 Colorado Community 12,760
OAKLAND WATER DEPT NJ0242001 New Jersey Community 12,754
JERSEY RWC IL0835300 Illinois Community 12,750
HERRIN IL1990400 Illinois Community 12,747
DUNKIRK CITY NY0600360 New York Community 12,743
BROWN DEER WATERWORKS WI2410556 Wisconsin Community 12,741
CONWAY RURAL (SC2620001) SC2620001 South Carolina Community 12,740
BIG BEAR CITY CSD CA3610008 California Community 12,738
EATONTON PUTNAM WATER & SEWER AUTH GA2370000 Georgia Community 12,736
HORN LAKE WATER ASSOCIATION MS0170010 Mississippi Community 12,735
CITY OF HORSESHOE BAY TX1500015 Texas Community 12,729
DIBERVILLE W/S MS0240002 Mississippi Community 12,721