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
KEN CARYL WSD CO0103075 Colorado Community 12,000
AQUA NJ - EASTERN DIVISION NJ1505002 New Jersey Community 12,000
BANGOR TOWNSHIP MI0000390 Michigan Community 11,999
E DAVIESS CO WATER ASSOC INC KY0300109 Kentucky Community 11,997
OKALOOSA CO WTR ; SWR WEST FL1460597 Florida Community 11,991
PAW HUNTSVILLE PA2409013 Pennsylvania Community 11,987
AVE MARIA UTILITY COMPANY, LLLP FL5114154 Florida Community 11,982
REX UTILITIES INC-NEWTON FL4131205 Florida Community 11,979
BLACK MOUNTAIN, TOWN OF NC0111020 North Carolina Community 11,976
BEACON HILL WATER & SEWER DISTRICT WA5315650 Washington Community 11,969
FGUA / MACDILL FL6296193 Florida Community 11,965
CAMERON PWS MO1010131 Missouri Community 11,963
MONTECITO WATER DIST CA4210007 California Community 11,962
QUEEN AKERS SYSTEM (JEA) FL2160924 Florida Community 11,958
MONTCLAIR WATER SYSTEM NC0326208 North Carolina Community 11,952
WESTON WATER DEPT. MA3333000 Massachusetts Community 11,941
INDIANA CITIES WATER COMPANY - FRANKLIN IN5241004 Indiana Community 11,939
HADDON TWP WATER DEPARTM NJ0416001 New Jersey Community 11,938
PATRIOT WATER DEPARTMENT IN5278001 Indiana Community 11,937
THOMAS TOWNSHIP MI0006580 Michigan Community 11,931
LUPINE BASS LAKE CA2000505 California Transient Non-Community 11,930
ARKANSAS CITY, CITY OF KS2003509 Kansas Community 11,929
STURGIS MI0006440 Michigan Community 11,920
MARTIN WATER DEPT TN0000435 Tennessee Community 11,918
INDIANA AMERICAN WATER - LOWELL IN5245029 Indiana Community 11,908
BOLIVAR WSC TX0610049 Texas Community 11,901
LINDON CITY UTAH25016 Utah Community 11,900
R. C. WILLIS WTP (CITY OF PALATKA) FL2544260 Florida Community 11,900
CITY OF ROBINSON TX1550010 Texas Community 11,900
OCEAN PINES MD0230005 Maryland Community 11,890
Zuni Pueblo 063501124 Community 11,888
CORDELE GA0810001 Georgia Community 11,880
EIELSON - AIR FORCE BASE AK2370625 Alaska Community 11,870
HALEYVILLE, WATER WORKS & SEWER BOARD AL0001411 Alabama Community 11,865
IL AMERICAN-PONTIAC IL1055030 Illinois Community 11,864
PICAYUNE UTILITIES, CITY OF MS0550004 Mississippi Community 11,859
ARKADELPHIA WATERWORKS AR0000085 Arkansas Community 11,855
SIGNAL HILL - CITY, WATER DEPT. CA1910149 California Community 11,848
RATHBUN REG WATER ASSN (FT MADISON) IA0400901 Iowa Community 11,840
HARRIS COUNTY MUD 368 TX1011908 Texas Community 11,835
MID-DAKOTA RURAL WATER SD4602175 South Dakota Community 11,833
TRI COMMUNITY WATER SYSTEM AL0000549 Alabama Community 11,832
PEARL RIVER CENTRAL W/A MS0550005 Mississippi Community 11,830
WALTERBORO CITY OF (1510004) SC1510004 South Carolina Community 11,829
CLAWSON MI0001440 Michigan Community 11,825
FORT BELVOIR NORTH AREA VA6059455 Virginia Non-Transient Non-Community 11,822
SMYRNA WATER DEPARTMENT DE0000657 Delaware Community 11,813
WARRENTON, TOWN OF VA6061600 Virginia Community 11,801
Forest Lake MN1820005 Minnesota Community 11,800
CEDARBURG L & W COMMISSION WI2460108 Wisconsin Community 11,800