Browse Water Systems

434,040 public water systems.

Public Water Systems Database

Browse 434,040 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
COLBY, CITY OF KS2019302 Kansas Community 5,516
DUDLEY WATER DEPARTMENT MA2080000 Massachusetts Community 5,515
EAST PENDLETON WATER DISTRICT KY0960112 Kentucky Community 5,515
FAIRFIELD HARBOUR NC0425132 North Carolina Community 5,514
DE WITT WATER SUPPLY IA2330036 Iowa Community 5,514
CITY OF PRESIDIO TX1890002 Texas Community 5,514
RIO COMMUNITIES WATER SYSTEM NM3524832 New Mexico Community 5,513
EDGERTON WATERWORKS WI1540119 Wisconsin Community 5,512
SHELDON WATER DEPARTMENT IA7170040 Iowa Community 5,512
ARTESIAN NORTHERN SUSSEX REGIONAL DE0020003 Community 5,511
ELK RIDGE TOWN UTAH25031 Utah Community 5,510
LANDIS, TOWN OF NC0180038 North Carolina Community 5,510
PALM RANCH IRRIGATION DIST. CA1910103 California Community 5,507
RIVERSTONE/ROOTCREEK WATER DISTRICT CA2010016 California Community 5,507
LOCH LOMOND-DEVONWOOD NC0326196 North Carolina Community 5,506
BRIDGEPORT UTILITIES BOARD AL0000713 Alabama Community 5,505
CITY OF SINTON TX2050006 Texas Community 5,505
HILMAR COUNTY WATER DISTRICT CA2410012 California Community 5,504
OSCEOLA WATER WORKS IA2038038 Iowa Community 5,503
DEEP CREEK LAKE WATER SERVICE AREA MD1111096 Community 5,502
TUPPER LAKE V NY1600012 New York Community 5,500
MILLVIEW COUNTY WATER DISTRICT CA2310006 California Community 5,500
WMATUA Whiteriver 090400079 Arizona Community 5,500
FRANKLIN BD OF PUBLIC WORKS NJ1906002 New Jersey Community 5,500
NORTH CONWAY WATER PCT NH0511030 New Hampshire Community 5,500
AQUA PA WATER CO HONESDALE PA2640018 Pennsylvania Community 5,500
JASPER COUNTY PWSD 1 MO5024286 Missouri Community 5,500
RESORTS ATLANTIC CITY NJ0102301 New Jersey Non-Transient Non-Community 5,500
GREENCASTLE AREA WATER AUTH PA7280014 Pennsylvania Community 5,500
CHEBOYGAN, CITY OF MI0001360 Michigan Community 5,500
JAL WATER SUPPLY SYSTEM NM3521713 New Mexico Community 5,500
LANSING TOWNSHIP MI0003770 Michigan Community 5,500
CITY OF DENVER CITY TX2510001 Texas Community 5,500
ROSEBUD RURAL WATER SYSTEM 084690528 South Dakota Community 5,500
WATSEKA IL0750900 Illinois Community 5,500
CD UTILITY CORP FOREST HILL VL FL4500222 Florida Community 5,500
RAYSTOWN LAKE ARMY CORP OF EN PA4310002 Pennsylvania Transient Non-Community 5,500
RAYSTOWN LAKE ARMY CORPS OF EN PA4310801 Pennsylvania Transient Non-Community 5,500
RIVERSIDE METHODIST HOSPITAL OH2543612 Ohio Non-Transient Non-Community 5,500
ULSTER WATER DISTRICT NY5503390 New York Community 5,500
BARTOW AIR BASE/CITY OF BARTOW FL6530119 Florida Community 5,500
GULFPORT--HANDSBORO SYSTEM MS0240004 Mississippi Community 5,500
FULFPORT--MISSISSIPPI CITY SYS MS0240006 Mississippi Community 5,500
DEER CREEK RURAL WATER CORP OK2005504 Oklahoma Community 5,500
CHENIERE PARK WATER SUPPLY LA2073004 Louisiana Transient Non-Community 5,500
SUPT,EASTLAND JOINT VOCATIONAL OH2541112 Ohio Transient Non-Community 5,500
HILDALE COLORADO CITY AZ0408008 Arizona Community 5,500
ROSEWOOD TRACE SBDV IL0437080 Illinois Community 5,500
MAYWOOD MUTUAL WATER CO. #1 CA1910084 California Community 5,500
EDENTON, TOWN OF NC0421010 North Carolina Community 5,500