Water Quality: Rexburg, ID
8 water systems • 41,645 people served
Multiple Health ViolationsWater Quality Summary
Rexburg is served by 8 public water systems with a combined service population of 41,645 people, and has 1,890 EPA Safe Drinking Water Act violations on record. Critically, 85 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Rexburg's violation count is 1321% above the national average for Idaho. Contaminants associated with violations include Chlorine Dioxide, E. coli.
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
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 Rexburg
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| REXBURG CITY OF | ID7330022 | Groundwater | 40,462 | 35 |
| CEDAR BUTTE SUBDIVISION | ID7330067 | Groundwater | 300 | 12 |
| SHOTGUN NORTH | ID7220065 | Groundwater | 285 | 372 |
| SHOTGUN CHEROKEE SUBD 5 | ID7220063 | Groundwater | 245 | 496 |
| ASPEN RIDGE SUBD | ID7220007 | Groundwater | 204 | 914 |
| NORTH FORK WATER WORKS | ID7220049 | Groundwater | 64 | 25 |
| HILLVIEW SUBD | ID7330011 | Groundwater | 50 | 31 |
| SYRINGA PARK SUBD | ID7330028 | Groundwater | 35 | 5 |
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 Idaho
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.