Water Quality: Bozeman, MT
27 water systems • 66,478 people served
Multiple Health ViolationsWater Quality Summary
Bozeman is served by 27 public water systems with a combined service population of 66,478 people, and has 969 EPA Safe Drinking Water Act violations on record. Critically, 8 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Bozeman's violation count is 826% above the national average for Montana. Contaminants associated with violations include Disinfection Byproducts, E. coli.
Contaminants Found
Broad category of chemicals formed during disinfection, associated with increased cancer risk and adverse reproductive effects.
Common source: Reaction of disinfectants (chlorine, ozone, chloramines) with organic matter
Causes gastrointestinal illness; certain strains (e.g., O157:H7) can cause severe kidney failure and death.
Common source: Fecal contamination from humans or animals entering the water supply
EPA limit: Zero (no E. coli permitted in drinking water)
Water Systems Serving Bozeman
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| BOZEMAN CITY OF | MT0000161 | Surface Water | 56,000 | 0 |
| NORTH STAR ZOOT WATER | MT0004284 | Groundwater | 4,323 | 5 |
| RAE WATER AND SEWER DIST 313 | MT0000628 | Groundwater | 2,220 | 23 |
| LANDMARK SUBDIVISION | MT0004262 | Groundwater | 750 | 4 |
| ELK GROVE WATER | MT0004248 | Groundwater | 672 | 2 |
| WYLIE CREEK ESTATES SUBDIVISION | MT0003961 | Groundwater | 400 | 4 |
| FIRELIGHT MEADOWS LLC | MT0004236 | Groundwater | 350 | 9 |
| RIVERSIDE WATER AND SEWER DIST | MT0002173 | Groundwater | 344 | 15 |
| SPIRIT HILLS SUBDIVISION | MT0004208 | Groundwater | 230 | 17 |
| STAR MOBILE HOME PARK | MT0000034 | Groundwater | 190 | 10 |
| MT ELLIS ACADEMY | MT0001262 | Groundwater | 106 | 46 |
| GALLATIN VILLAGE MOB HM PARK | MT0000627 | Surface Water | 100 | 24 |
| MYSTIC HEIGHTS HOA BOZEMAN | MT0000795 | Groundwater | 96 | 2 |
| SPRINGHILL PARK SUBDIVISION | MT0000796 | Groundwater | 90 | 185 |
| PONDEROSA MB HOME SUBD | MT0000548 | Groundwater | 70 | 1 |
| THOMSON MOBILE HOME PARK | MT0000037 | Groundwater | 65 | 6 |
| BRIDGER PINES COUNTY W AND S DISTRICT | MT0001787 | Groundwater | 58 | 5 |
| POTTS TRAILER COURT BELGRADE | MT0000033 | Groundwater | 50 | 1 |
| BELGRADE TRAILER COURT | MT0002696 | Groundwater | 50 | 183 |
| COONEY ENTERPRISES | MT0003670 | Groundwater | 50 | 72 |
| FRANKLIN HILLS SUBDIVISION | MT0004734 | Groundwater | 50 | 0 |
| FOREST CREEK SUBD | MT0002074 | Groundwater | 45 | 193 |
| HOME 40 PUBLIC WATER SUPPLY | MT0004960 | Surface Water | 45 | 35 |
| ROCKY CREEK TR COURT | MT0000115 | Groundwater | 35 | 1 |
| BMP LINCOLN RENTALS LLC | MT0002548 | Groundwater | 31 | 120 |
| COUNTRY COURT GALLATIN | MT0001644 | Groundwater | 30 | 3 |
| HARDIN SUBDIVISION | MT0004263 | Groundwater | 28 | 3 |
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.