Montana tap water, by town.
116 towns, each with every utility EPA’s records tie to it and what its results show. Your ZIP code is the closest match.
A
B
C
D
E
F
G
H
- Hamilton13 utilities
- Hardin2 utilities
- Harlem2 utilities
- Harlowton4 utilities
- Havre8 utilities
- Helena15 utilities
- Helena Flats2 utilities
- Helena Valley Northeast15 utilities
- Helena Valley Northwest3 utilities
- Helena Valley Southeast7 utilities
- Helena Valley West Central7 utilities
- Helena West Side1 utility
- Heron2 utilities
- Highwood2 utilities
- Huntley2 utilities
K
L
M
N
P
R
S
- Sand Coulee4 utilities
- Santa Rita2 utilities
- Sedan2 utilities
- Shelby4 utilities
- Sidney3 utilities
- Somers5 utilities
- Spokane Creek5 utilities
- St. Ignatius2 utilities
- St. Marie2 utilities
- St. Regis4 utilities
- Stanford2 utilities
- Stevensville3 utilities
- Stockett2 utilities
- Sun River2 utilities
- Sunburst3 utilities
- Superior2 utilities
T
U
V
W
Towns are Census 2020 places and the communities utilities name to EPA. A town is listed here once it has its own ZIP codes and more than one utility, or a thousand people on EPA’s service area map; any other town can be found by name or ZIP code.