Browse Water Systems

4,721 public water systems in MT.

Public Water Systems Database

Browse 4,721 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.

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System Name PWSID State Type Population Served
TOWNSEND CITY OF MT0000344 Montana Community 2,000
BEARMOUTH REST STOP WESTBOUND MT0002673 Montana Transient Non-Community 2,000
EUREKA TOWN OF MT0000210 Montana Community 1,995
FAIRMONT HOT SPRINGS RESORT MT0000589 Montana Community 1,965
THOMPSON FALLS CITY OF MT0000341 Montana Community 1,950
MSU NORTHERN MT0004812 Montana Non-Transient Non-Community 1,937
THREE FORKS CITY OF MT0000343 Montana Community 1,900
COLUMBUS TOWN OF MT0000185 Montana Community 1,900
ROUNDUP WATER DEPARTMENT MT0000321 Montana Community 1,900
BAKER CITY OF MT0000021 Montana Community 1,858
SUN PRAIRIE VILLAGE COUNTY MT0000521 Montana Community 1,800
MALTA CITY OF MT0000284 Montana Community 1,800
MANHATTAN TOWN OF MT0000285 Montana Community 1,800
SUPER ONE FOOD STORE MT0004004 Montana Non-Transient Non-Community 1,769
ASSINIBOINE & SIOUX RURAL WATER SYSTEM 083090050 Montana Community 1,726
HILL COUNTY WATER DISTRICTS MT0000249 Montana Community 1,720
PLENTYWOOD WATER DEPARTMENT MT0000306 Montana Community 1,700
PLAINS TOWN OF MT0000305 Montana Community 1,700
CHOTEAU CITY OF MT0000175 Montana Community 1,691
BIG TIMBER CITY OF MT0000463 Montana Community 1,650
SEELEY LAKE WATER DISTRICT MT0000327 Montana Community 1,575
BILLINGS CAREER CENTER MT0001722 Montana Transient Non-Community 1,560
TOWN PUMP LOLO 2 MT0000815 Montana Non-Transient Non-Community 1,556
JOURNEY EVANGELICAL CHURCH MT0004726 Montana Transient Non-Community 1,520
BLUE BASKET MARKET BOZEMAN MT0003673 Montana Transient Non-Community 1,508
BRIDGER BOWL BASE MT0001252 Montana Transient Non-Community 1,507
TWO MEDICINE WATER - EAST GLACIER 083090090 Montana Community 1,504
WHITEHALL TOWN OF MT0000359 Montana Community 1,500
YELLOWSTONE ICE AND WATER MT0003429 Montana Community 1,500
VIRGINIA CITY WATER DEPT MT0000353 Montana Community 1,500
FORT BENTON CITY OF MT0000216 Montana Community 1,500
DEER PARK CHALET MT0001251 Montana Transient Non-Community 1,500
CENEX ZIP TRIP NUM 50 MT0001675 Montana Transient Non-Community 1,500
RED ROCK REST STOP MT0001949 Montana Transient Non-Community 1,500
UNIVERSITY OF PROVIDENCE MT0004813 Montana Non-Transient Non-Community 1,472
ROCKY BOY AGENCY WATER SYSTEM 083090079 Montana Community 1,442
WORDEN COMMUNITY WUA MT0000365 Montana Community 1,400
ENNIS TOWN OF MT0000208 Montana Community 1,400
BOULDER CITY OF MT0000158 Montana Community 1,400
PHILIPSBURG TOWN OF MT0000304 Montana Community 1,360
GRACE BIBLE CHURCH MT0004484 Montana Non-Transient Non-Community 1,350
EL MAR ESTATES MSLA CO WATER MT0000517 Montana Community 1,350
CROW AGENCY WATER SYSTEM 083090011 Montana Community 1,300
CHINOOK CITY OF MT0000174 Montana Community 1,300
MSU - BILLINGS COLLEGE OF TECHNOLOGY MT0004797 Montana Non-Transient Non-Community 1,291
VA MEDICAL CENTER HELENA MT0000246 Montana Community 1,275
BLACK EAGLE CASCADE COUNTY WATER SEWER MT0000157 Montana Community 1,233
LAKESIDE WATER SYSTEM MT0000266 Montana Community 1,225
WHEAT MONTANA AT MURALTS TRAVEL PLAZA MT0000847 Montana Non-Transient Non-Community 1,225
TOWN PUMP MISSOULA 3 MT0003777 Montana Transient Non-Community 1,221