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
BRUSH CITY OF CO0144001 Colorado Community 5,122
JOPPA HULACO & RYAN WATER AUTHORITY AL0000409 Alabama Community 5,121
TDCJ RAMSEY AREA TX0200201 Texas Community 5,119
COKER WATER AUTHORITY AL0001299 Alabama Community 5,118
HARRIS COUNTY MUD 179 TX1011848 Texas Community 5,115
BRONSTON WATER ASSOCIATON INC KY1000043 Kentucky Community 5,114
GRAYS HARBOR CO WATER DIST 2 WA5329250 Washington Community 5,112
MAYVILLE WATERWORKS WI1140057 Wisconsin Community 5,112
KURE BEACH WATER SYSTEM NC0465025 North Carolina Community 5,110
SL COUNTY SERVICE AREA NO 3 - SNOWBIRD UTAH18031 Utah Community 5,110
HARRIS COUNTY WCID 133 TX1010210 Texas Community 5,109
LONGVIEW SUBDIVISION WTR.SYS. FL1370840 Florida Community 5,106
LOOKOUT VALLEY UTILITY DISTRIC TN0000407 Tennessee Community 5,106
WEST AUTAUGA WATER AUTHORITY AL0001750 Alabama Community 5,106
BYESVILLE OH3001212 Ohio Community 5,104
LINDEN, THE UB OF THE CITY OF AL0000914 Alabama Community 5,103
NTS UTILITY ASSOCIATION MS0380028 Mississippi Community 5,103
NORTHWEST RURAL WATER DISTRICT ND5301079 North Dakota Community 5,102
SPRING CREEK WATER AUTHORITY AL0001443 Alabama Community 5,100
MATHER FIELD WATER SYSTEM CA3410706 California Non-Transient Non-Community 5,100
COSUMNES RIVER COLLEGE CA3400279 California Transient Non-Community 5,100
AQUA ILLINOIS-WILLOWBROOK IL1977870 Illinois Community 5,100
CALIFORNIA STATE PRISON - SOLANO CA4810800 California Community 5,100
CITY OF GARDEN RIDGE TX0460027 Texas Community 5,100
VERGENNES PANTON WATER DISTRICT VT0005010 Vermont Community 5,100
LOGAN CO PSD - ISLAND CREEK WV3302332 West Virginia Community 5,100
HERNANDO CO UTL-BROOKRIDGE FL6270193 Florida Community 5,100
MAYDE CREEK MUD TX1011689 Texas Community 5,100
AQUA PA FLYING HILLS WA SYS PA3060018 Pennsylvania Community 5,100
ROCHESTER EAST MI0005723 Michigan Community 5,100
RICHLAND CENTER WATERWORKS WI1530068 Wisconsin Community 5,100
Abbott Northwestern Hospital MN5271055 Minnesota Non-Transient Non-Community 5,100
ST. CLAIRSVILLE, CITY OF PWS OH0701516 Ohio Community 5,097
WATTSVILLE WATER AUTHORITY AL0001216 Alabama Community 5,097
ARUZ PR0003834 PR Community 5,097
BRAZORIA COUNTY MUD 31 TX0200645 Texas Community 5,097
FISHER FERRY WATER DISTRICT MS0750004 Mississippi Community 5,094
ECLECTIC, WATER WORKS & SEWER BOARD AL0000533 Alabama Community 5,094
HARRIS COUNTY MUD 276 TX1012942 Texas Community 5,094
CITY OF GREENDALE UTILITIES IN5215003 Indiana Community 5,092
KEYSTONE POSTMASTER GRID FL2100610 Florida Community 5,092
DENAIR COMMUNITY SERVICES DISTRICT CA5010021 California Community 5,090
FORT BEND COUNTY MUD 119 TX0790382 Texas Community 5,088
FOLLY BEACH CITY OF (1010005) SC1010005 South Carolina Community 5,086
MINTERBROOK WA5354740 Washington Community 5,083
JOHNSONVILLE CITY OF (SC2110011) SC2110011 South Carolina Community 5,083
COTTONWOOD CREEK MUD 1 TX2270355 Texas Community 5,082
MSA-M&T STADIUM MD1300005 Maryland Non-Transient Non-Community 5,082
LAKE FORK WSC TX2500039 Texas Community 5,082
SOUTHEAST CATAWBA COUNTY NC2018004 North Carolina Community 5,080