Montana Water Utilities
Comprehensive directory of 100 water utilities serving 0.5 million people across Montana. View quality reports, EPA violations, and contact information.
100
Utilities
0.5M
People Served
5
With Violations
0.1M
Largest Utility
All Water Utilities in Montana
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Get verified contacts for 100 Montana water utilities. Names, titles, phone numbers, and emails.
BILLINGS CITY OF
People Served
114KCities Served
1Above Guidelines
4View Details →
MISSOULA WATER
People Served
68KCities Served
3Above Guidelines
4View Details →
GREAT FALLS CITY OF
People Served
60KCities Served
3EPA Violations
6Above Guidelines
4View Details →
BOZEMAN CITY OF
People Served
56KCities Served
1Above Guidelines
5View Details →
BUTTE SILVERBOW WATER DEPT
People Served
33KCities Served
1Above Guidelines
3View Details →
CO WATER DIST OF BILLINGS HEIGHTS
People Served
12KCities Served
1Above Guidelines
2View Details →
BELGRADE CITY OF
People Served
10KCities Served
1Above Guidelines
4View Details →
WHITEFISH CITY OF
People Served
10KCities Served
1Above Guidelines
3View Details →
WEST YELLOWSTONE TOWN OF
People Served
10KCities Served
1Above Guidelines
3View Details →
HAVRE CITY OF
People Served
10KCities Served
1Above Guidelines
2View Details →
MILES CITY CITY OF
People Served
10KCities Served
1Above Guidelines
3View Details →
MALMSTROM AIR FORCE BASE
People Served
9KCities Served
1EPA Violations
1Above Guidelines
2View Details →
ANACONDA WATER DEPARTMENT
People Served
7KCities Served
1Above Guidelines
3View Details →
LOCKWOOD WATER AND SEWER DISTRICT
People Served
6KCities Served
1Above Guidelines
3View Details →
SIDNEY CITY OF
People Served
5KCities Served
1Above Guidelines
6View Details →
NORTH STAR ZOOT WATER
People Served
4KCities Served
1Above Guidelines
6View Details →
BIG SKY COUNTY WATER AND SEWER DIST 363
People Served
4KCities Served
1Above Guidelines
3View Details →
GLASGOW CITY OF
People Served
3KCities Served
1Above Guidelines
4View Details →
LAME DEER WATER SYSTEM
People Served
3KCities Served
1View Details →
POPLAR, CITY OF
People Served
3KCities Served
1View Details →
WOLF POINT CITY OF
People Served
3KCities Served
1View Details →
DEER LODGE CITY OF
People Served
3KCities Served
1Above Guidelines
5View Details →
LOLO WATER AND SEWER DIST
People Served
3KCities Served
1Above Guidelines
4View Details →
CONRAD WATER DEPT
People Served
3KCities Served
1Above Guidelines
5View Details →
RONAN WATER SYSTEM
People Served
2KCities Served
1Above Guidelines
9View Details →
BIG MOUNTAIN WATER COMPANY
People Served
2KCities Served
1Above Guidelines
5View Details →
COLSTRIP CITY OF
People Served
2KCities Served
1Above Guidelines
4View Details →
EUREKA WATER SYSTEM
People Served
2KCities Served
2Above Guidelines
7View Details →
FORSYTH CITY OF
People Served
2KCities Served
1Above Guidelines
3View Details →
RAE WATER AND SEWER DIST 313
People Served
2KCities Served
2Above Guidelines
1View Details →
EAST HELENA WATER SYSTEM
People Served
2KCities Served
1Above Guidelines
9View Details →
PABLO LAKE COUNTY WATER AND SEWER DIST
People Served
2KCities Served
1Above Guidelines
2View Details →
RED LODGE WATER DEPT
People Served
2KCities Served
1Above Guidelines
8View Details →
TOWNSEND WATER SYSTEM
People Served
2KCities Served
1Above Guidelines
4View Details →
SUPERIOR WATER SYSTEM
People Served
2KCities Served
2Above Guidelines
8View Details →
STEVENSVILLE WATER SYSTEM
People Served
2KCities Served
1Above Guidelines
8View Details →
THOMPSON FALLS WATER SYSTEM
People Served
2KCities Served
1View Details →
ROUNDUP WATER DEPARTMENT
People Served
2KCities Served
1Above Guidelines
13View Details →
THREE FORKS WATER SYSTEM
People Served
2KCities Served
1Above Guidelines
10View Details →
BAKER WATER SYSTEM
People Served
2KCities Served
2Above Guidelines
1View Details →
MANHATTAN WATER SYSTEM
People Served
2KCities Served
1Above Guidelines
10View Details →
HILL COUNTY WATER DISTRICTS
People Served
2KCities Served
2Above Guidelines
3View Details →
PLENTYWOOD WATER DEPARTMENT
People Served
2KCities Served
1Above Guidelines
11View Details →
CHOTEAU WATER SYSTEM
People Served
2KCities Served
1Above Guidelines
7View Details →
BIG TIMBER WATER SYSTEM
People Served
2KCities Served
1Above Guidelines
10View Details →
SEELEY LAKE WATER DISTRICT
People Served
2KCities Served
1Above Guidelines
5View Details →
FORT BENTON WATER SYSTEM
People Served
2KCities Served
1Above Guidelines
11View Details →
VIRGINIA CITY WATER DEPT
People Served
2KCities Served
1Above Guidelines
7View Details →
BOULDER WATER SYSTEM
People Served
1KCities Served
1Above Guidelines
8View Details →
ENNIS WATER SYSTEM
People Served
1KCities Served
1Above Guidelines
5View Details →
PHILIPSBURG TOWN OF
People Served
1KCities Served
1Above Guidelines
5View Details →
CHINOOK CITY OF
People Served
1KCities Served
1Above Guidelines
3View Details →
CROW AGENCY WATER SYSTEM
People Served
1KCities Served
1View Details →
BLACK EAGLE CASCADE COUNTY WATER SEWER
People Served
1KCities Served
1EPA Violations
1Above Guidelines
2View Details →
LAKESIDE WATER SYSTEM
People Served
1KCities Served
1Above Guidelines
3View Details →
ABSAROKEE WATER AND SEWER DIST
People Served
1KCities Served
1Above Guidelines
7View Details →
HARLOWTON WATER SYSTEM
People Served
1KCities Served
1Above Guidelines
5View Details →
SCOBEY CITY OF
People Served
1KCities Served
1Above Guidelines
5View Details →
FAIRVIEW TOWN OF
People Served
1KCities Served
1Above Guidelines
3View Details →
PRAIRIE WATER COMPANY
People Served
1KCities Served
2Above Guidelines
1View Details →
WHITE SULPHUR SPRINGS WATER SYSTEM
People Served
1KCities Served
1Above Guidelines
8View Details →
WESTVIEW MOBILE HOME PARK
People Served
1KCities Served
1Above Guidelines
3View Details →
LANDMARK SUBDIVISION
People Served
1KCities Served
1View Details →
CULBERTSON TOWN OF
People Served
1KCities Served
1Above Guidelines
3View Details →
GARDINER PARK CO WATER DIST
People Served
1KCities Served
1Above Guidelines
5View Details →
ELK GROVE WATER
People Served
1KCities Served
1Above Guidelines
3View Details →
FORT PECK RURAL COUNTY WATER DISTRICT
People Served
1KCities Served
1EPA Violations
4Above Guidelines
3View Details →
CIRCLE TOWN OF
People Served
1KCities Served
1Above Guidelines
2View Details →
PHANTOM HILLS WATER SYSTEM
People Served
1KCities Served
1Above Guidelines
3View Details →
MEDICINE LAKE TOWN OF
People Served
1KCities Served
1Above Guidelines
3View Details →
HOMESTEAD ACRES COUNTY WATER AND SEWER
People Served
1KCities Served
1View Details →
CUSTER CO WATER AND SEWER DIST
People Served
0KCities Served
1Above Guidelines
2View Details →
LODGE GRASS TOWN OF
People Served
0KCities Served
1Above Guidelines
3View Details →
FLATHEAD CO WATER DISTRICT NO 8
People Served
0KCities Served
1Above Guidelines
4View Details →
BROADUS TOWN OF
People Served
0KCities Served
1Above Guidelines
2View Details →
FROID TOWN OF
People Served
0KCities Served
1Above Guidelines
2View Details →
ASHLAND WATER AND SEWER DIST
People Served
0KCities Served
1Above Guidelines
3View Details →
DRY REDWATER REGIONAL WATER AUTHORITY
People Served
0KCities Served
1Above Guidelines
1View Details →
BAINVILLE TOWN OF
People Served
0KCities Served
1Above Guidelines
2View Details →
RIVERSIDE WATER AND SEWER DIST
People Served
0KCities Served
1Above Guidelines
4View Details →
IRON HORSE HOMEOWNERS ASSOC
People Served
0KCities Served
1Above Guidelines
1View Details →
NASHUA TOWN OF
People Served
0KCities Served
1Above Guidelines
2View Details →
HYSHAM TOWN OF
People Served
0KCities Served
1Above Guidelines
3View Details →
COUNTRY LAKE HOMES WHITEFISH
People Served
0KCities Served
1Above Guidelines
1View Details →
FORT PECK TOWN OF
People Served
0KCities Served
1Above Guidelines
3View Details →
GOODAN KEIL CO WATER DIST
People Served
0KCities Served
1View Details →
SOUTH WIND WATER AND SEWER DISTRICT
People Served
0KCities Served
2Above Guidelines
2View Details →
CHERRY CREEK WUA GLASGOW
People Served
0KCities Served
1Above Guidelines
1View Details →
RICHEY TOWN OF
People Served
0KCities Served
1Above Guidelines
1View Details →
SACO TOWN OF
People Served
0KCities Served
1Above Guidelines
2View Details →
OPHEIM TOWN OF
People Served
0KCities Served
1EPA Violations
1Above Guidelines
4View Details →
PERRYS WATER SERVICE
People Served
0KCities Served
1View Details →
NORTH HAVRE COUNTY WATER DIST
People Served
0KCities Served
2Above Guidelines
2View Details →
FLAXVILLE TOWN OF
People Served
0KCities Served
1Above Guidelines
5View Details →
PRAIRIE COMMUNITY HOSPITAL
People Served
0KCities Served
1Above Guidelines
3View Details →
HARTLAND COLONY
People Served
0KCities Served
1Above Guidelines
1View Details →
2727 WEST CENTRAL DUPLEXES
People Served
0KCities Served
1Above Guidelines
1View Details →
HARDIN SUBDIVISION
People Served
0KCities Served
1View Details →
HARLEM WATER SYSTEM
People Served
0KCities Served
1Above Guidelines
10View Details →
MARTIN CITY COUNTY WATER DISTRICT
People Served
0KCities Served
1Above Guidelines
2View Details →
Need contact data for Montana utilities?
Water operators in Montana
If you run a water utility in Montana, you're subject to the EPA CCR Rule (40 CFR 141.151) enforced by the state drinking-water program. The 2027 revised rule adds direct-URL delivery requirements effective January 1, 2027, with the first compliant report due July 1, 2027. See our 2027 CCR Rule summary for requirements that apply to your utility.
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