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
EVANSVILLE WATERWORKS WI1540047 Wisconsin Community 5,703
EASTERN REGION ALLEGANY DISTRIB. SYSTEM MD0010005 Maryland Community 5,703
TONGANOXIE, CITY OF KS2010306 Kansas Community 5,702
ROCKY MOUNTAIN COLLEGE MT0004796 Montana Non-Transient Non-Community 5,700
LOWER SAUCON AUTHORITY PA3480027 Pennsylvania Community 5,700
WELLSVILLE VILLAGE PUBLIC WATER NY0200327 New York Community 5,700
ROCK RIDGE CAMP GROUND NRAS CA4500045 California Transient Non-Community 5,700
NAVAL BASE VENTURA COUNTY, POINT MUGU CA5610700 California Community 5,700
KENAI WATER SYSTEM AK2240448 Alaska Community 5,700
NJ AMERICAN W CO MENDHAM NJ1418001 New Jersey Community 5,700
Pauma 090605012 California Community 5,700
WILMINGTON IL1971100 Illinois Community 5,700
MILLERSVILLE BORO AUTH PA7360085 Pennsylvania Community 5,700
BELFAST WATER DISTRICT ME0090140 Maine Community 5,698
VILLAGE OF SURFSIDE BEACH TX0200037 Texas Community 5,697
MORNINGSTAR WATER SYSTEM NM3510524 New Mexico Community 5,694
WEST HELENA WATER WORKS AR0000416 Arkansas Community 5,693
TRACY CITY WATER SYSTEM TN0000706 Tennessee Community 5,692
BESSEMER CITY, CITY OF NC0136025 North Carolina Community 5,690
CITY OF TEAGUE TX0810002 Texas Community 5,688
MARION CO. RURAL WATER DISTRICT IA6342711 Iowa Community 5,687
MCCURTAIN CO. RWD #8 (MT. FORK WATER) OK1010207 Oklahoma Community 5,685
WHITE RIVER RURAL WATER ASSOC AR0000578 Arkansas Community 5,682
FERN BLUFF MUD TX2460128 Texas Community 5,682
FLUSHING TOWNSHIP MI0002345 Michigan Community 5,681
EAST LOWNDES #4-HERMAN-VAUGHN MS0440100 Mississippi Community 5,678
TORONTO PWS OH4102811 Ohio Community 5,676
OAK TRAIL SHORES TX1110004 Texas Community 5,676
FIFTH WARD WATER SYSTEM LA1009007 Louisiana Community 5,676
LAKE LIVINGSTON PINESHADOWS EAST TX1870166 Texas Community 5,675
CREEK CO RWD # 1 OK1020419 Oklahoma Community 5,675
MINERAL WELLS PSD WV3305405 West Virginia Community 5,674
BROWN-DAY-MARSHALL RWS SD4600882 South Dakota Community 5,673
KEYES COMMUNITY SERVICES DIST. CA5010009 California Community 5,672
TDCJ CHASE FIELD TX0130002 Texas Community 5,669
SALIDA CITY OF CO0108700 Colorado Community 5,666
TAHOE CITY PUD - MAIN CA3110010 California Community 5,661
SPRUCE PINE, TOWN OF NC0161010 North Carolina Community 5,661
Quechan Utility 090400089 Arizona Community 5,660
SERRANO WATER DISTRICT CA3010082 California Community 5,659
SLINGER WATER UTILITY WI2670116 Wisconsin Community 5,659
WEST CUMBERLAND U.D. TN0000557 Tennessee Community 5,659
GOLDEN STATE WATER CO - ARDEN WATER SERV CA3410003 California Community 5,658
RAPIDES ISLAND WATER ASSOCIATION INC LA1079020 Louisiana Community 5,658
CAL AM - MEADOWBROOK CA2410008 California Community 5,656
CASTLE PINES VILLAGE MD CO0118005 Colorado Community 5,656
ABLES SPRINGS SUD TX1290010 Texas Community 5,655
ALICEVILLE, WATER & SB OF THE CITY OF AL0001102 Alabama Community 5,655
ABBEVILLE CITY OF (SC0110001) SC0110001 South Carolina Community 5,650
IRVINE MUNICIPAL UTILITIES KY0330205 Kentucky Community 5,649