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
LAKE ASBURY GRID FL2100626 Florida Community 27,001
KANNAPOLIS SANITARY DISTRICT NC0180020 North Carolina Community 27,000
COLLEGE UTILITIES CORPORATION AK2310900 Alaska Community 27,000
PERRYSBURG CITY PWS OH8701803 Ohio Community 27,000
GLADSTONE PWS MO1010307 Missouri Community 27,000
AUTH OF BORO OF CHARLEROI PA5630039 Pennsylvania Community 27,000
SOUTH MARTIN REGIONAL UTILITIES FL4430624 Florida Community 27,000
CALERA, THE WWB OF TE CITY OF AL0001150 Alabama Community 26,982
P G AND W DUNMORE 1 PA2359004 Pennsylvania Community 26,952
OAK ISLAND, TOWN OF NC0410020 North Carolina Community 26,924
PITTSBURGH INTL AIRPORT PA5020947 Pennsylvania Non-Transient Non-Community 26,915
WHITWORTH WATER DISTRICT 2 WA5396601 Washington Community 26,883
UNIVERSITY OF MISSISSIPPI MS0360015 Mississippi Community 26,874
BRAWLEY, CITY OF CA1310001 California Community 26,862
IMMOKALEE WATER FL5110142 Florida Community 26,841
VALLEY-HI TX0150008 Texas Community 26,839
FOREST GROVE, CITY OF OR4100305 Oregon Community 26,838
BELMONT CO. SANITARY DISTRICT 3 PWS OH0700412 Ohio Community 26,822
EDWARDSVILLE IL1190250 Illinois Community 26,808
PRESTONSBURG CITY UTILITIES KY0360358 Kentucky Community 26,788
CITRUS SPRINGS - PINE RIDGE FL6090312 Florida Community 26,781
SOUTHWEST MICHIGAN REGIONAL SANITARY SEW MI0003726 Michigan Community 26,780
MAHWAH WATER DEPARTMENT NJ0233001 New Jersey Community 26,777
HAZARD WATER DEPARTMENT KY0970184 Kentucky Community 26,730
STEVENS POINT WATERWORKS WI7500141 Wisconsin Community 26,717
AQUA NJ - PHILLIPSBURG NJ2119001 New Jersey Community 26,686
UNIVERSITY WATER SYSTEM IA5225101 Iowa Community 26,684
BURLINGTON WATER DEPT MA3048000 Massachusetts Community 26,680
BEAR CREEK W/A-WEST MS0450021 Mississippi Community 26,677
GREENFIELD WATER UTILITY IN5230004 Indiana Community 26,671
SOUTH WALTON UTILITY COMPANY FL1660615 Florida Community 26,668
VEGA BAJA URBANO PR0002772 PR Community 26,660
GREENEVILLE WATER COMMISSION TN0000273 Tennessee Community 26,657
SAN DIEGO MOUNTAIN LODGE CA3701567 California Transient Non-Community 26,641
WOOSTER CITY PWS OH8504512 Ohio Community 26,618
CITY OF COLLEYVILLE TX2200043 Texas Community 26,599
MONTEBELLO LAND & WATER CO. CA1910091 California Community 26,554
GALT, CITY OF CA3410011 California Community 26,536
DCWS ASHLEY PHOSPHATE (SC1820008) SC1820008 South Carolina Community 26,536
SARATOGA SPRINGS CITY NY4500168 New York Community 26,525
EAST WENATCHEE WATER DISTRICT WA5321800 Washington Community 26,519
CWS - SELMA CA1010024 California Community 26,517
Rosemount MN1190019 Minnesota Community 26,500
Mashantucket Pequot Water System 010106001 Connecticut Community 26,445
Owatonna MN1740007 Minnesota Community 26,430
WILLISTON CITY OF ND5301012 North Dakota Community 26,426
ATHENS UTILITIES BOARD TN0000024 Tennessee Community 26,424
HI DESERT WD CA3610073 California Community 26,411
PUTNAM P S D WV3304011 West Virginia Community 26,410
MOUNTLAKE TERRACE CITY OF WA5357250 Washington Community 26,402