Water Quality: Columbia Falls, MT
27 water systems • 8,805 people served
Multiple Health ViolationsWater Quality Summary
Columbia Falls is served by 27 public water systems with a combined service population of 8,805 people, and has 271 EPA Safe Drinking Water Act violations on record. Critically, 5 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Columbia Falls's violation count is 159% above the national average for Montana. Contaminants associated with violations include Chlorine Dioxide, Gross Alpha.
Contaminants Found
Can cause anemia in infants and young children; may cause nervous system effects at high levels.
Common source: Water treatment disinfectant used to control taste, odor, and microorganisms
EPA limit: 0.8 mg/L
Alpha-emitting radioactive particles increase cancer risk, particularly from bone and other internal cancers.
Common source: Natural uranium and radium in geological formations
EPA limit: 15 pCi/L (excluding radon and uranium)
Water Systems Serving Columbia Falls
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| COLUMBIA FALLS CITY OF | MT0000181 | Groundwater | 4,450 | 47 |
| MEADOW LAKE CO WATER AND SEWER DISTRICT | MT0000914 | Groundwater | 950 | 12 |
| FLATHEAD CO WATER DISTRICT NO 8 | MT0000261 | Groundwater | 475 | 2 |
| IRON HORSE HOMEOWNERS ASSOC | MT0004052 | Groundwater | 335 | 0 |
| NORTHERN PINES COMMUNITY HOA | MT0004193 | Groundwater | 295 | 0 |
| KOKANEE BEND HOA | MT0002997 | Groundwater | 230 | 13 |
| FLATHEAD COUNTY WATER DIST 101 | MT0000184 | Groundwater | 210 | 39 |
| HAPPY VALLEY WATER DIST B KSPL | MT0001984 | Groundwater | 207 | 7 |
| LION MOUNTAIN HOMEOWNERS ASSOC | MT0000392 | Groundwater | 204 | 1 |
| MEADOWLAND HOA | MT0001670 | Groundwater | 150 | 6 |
| NORTHWOODS WATER SYSTEM COOP INC | MT0001736 | Groundwater | 135 | 2 |
| MEADOW HILLS WATER AND SEWER DISTRICT | MT0002925 | Groundwater | 130 | 1 |
| COUNTRY ESTATES MBLE HOME PARK | MT0001892 | Groundwater | 125 | 1 |
| ALPINE VILLAGE WUA | MT0003229 | Groundwater | 125 | 3 |
| THE BENCHES | MT0005069 | Groundwater | 123 | 3 |
| RIVERSIDE MOBILE HOME PARK | MT0000108 | Groundwater | 100 | 13 |
| LAKESHORE HEIGHTS HOA | MT0001743 | Groundwater | 100 | 2 |
| STONERIDGE HOME OWNERS ASSOCIATION | MT0004449 | Groundwater | 95 | 0 |
| HALFMOON MOBILE HOME PARK INC | MT0003531 | Groundwater | 60 | 2 |
| WHITEFISH HILLS VILLAGE | MT0004940 | Groundwater | 50 | 21 |
| COLUMBIA RANGE HOA | MT0004818 | Groundwater | 47 | 4 |
| PRAIRIE FALCON ACRES | MT0004483 | Groundwater | 41 | 8 |
| EAST WOOD VILLAGE TRAILER PARK | MT0002814 | Groundwater | 36 | 6 |
| BIG SKY MOBILE MANOR | MT0002493 | Groundwater | 35 | 39 |
| ELK PARK VILLAGE | MT0002856 | Groundwater | 35 | 15 |
| GREAT BEAR ESTATES | MT0004542 | Groundwater | 32 | 3 |
| TIMBER RIDGE HOA | MT0004939 | Groundwater | 30 | 21 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Other Cities in Montana
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.