Stable Water Systems in Montana

22 community drinking-water systems in Montana currently rated Stable (MISI 0–20).

Systems in the Stable band (MISI 0–20) show low structural stress across operational, financial, and governance dimensions. These systems generally have manageable compliance postures, adequate capital investment patterns, and sustainable revenue structures.

SystemPop. ServedMISIBand

GREAT FALLS CITY OF60K18.393Stable

BOZEMAN CITY OF56K14.752Stable

HELENA WATER SYSTEM32K15.104Stable

KALISPELL PUBLIC WORKS25K17.037Stable

MONTANA STATE UNIVERSITY BOZEMAN19K3.956Stable

UNIVERSITY OF MONTANA15K5.398Stable

BELGRADE CITY OF10K3.956Stable

WHITEFISH CITY OF10K3.956Stable

FLATHEAD COUNTY WATER AND SEWER8K16.968Stable

LIVINGSTON CITY OF8K11.154Stable

ANACONDA WATER DEPARTMENT7K12.904Stable

LEWISTOWN CITY OF6K7.554Stable

LOCKWOOD WATER AND SEWER DISTRICT6K16.364Stable

ROCKY MOUNTAIN COLLEGE6K9.598Stable

SIDNEY CITY OF5K16.759Stable

TOWN OF BROWNING5K15.263Stable

COLUMBIA FALLS CITY OF4K16.326Stable

DILLON CITY OF4K15.948Stable

BIG SKY COUNTY WATER AND SEWER DIST 3634K18.900Stable

SHELBY CITY OF4K19.858Stable

MONTANA STATE UNIVERSITY BILLINGS4K9.598Stable

QUARTZ FLAT REST STOP WEST3K1.978Stable