Water Quality: Idaho Falls, ID
27 water systems • 96,603 people served
Multiple Health ViolationsWater Quality Summary
Idaho Falls is served by 27 public water systems with a combined service population of 96,603 people, and has 801 EPA Safe Drinking Water Act violations on record. Critically, 34 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Idaho Falls's violation count is 502% above the national average for Idaho. Contaminants associated with violations include Chlorine Dioxide, Disinfection Byproducts, E. coli, Stage 2 DBP.
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
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)
Trihalomethanes and haloacetic acids that increase cancer risk and may cause adverse reproductive outcomes.
Common source: Chlorine disinfection reacting with natural organic matter in source water
EPA limit: TTHM: 0.080 mg/L; HAA5: 0.060 mg/L
Water Systems Serving Idaho Falls
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| IDAHO FALLS CITY OF | ID7100039 | Groundwater | 69,450 | 68 |
| FALLS WATER COMPANY INC | ID7100030 | Groundwater | 22,650 | 351 |
| COMORE LOMA | ID7100020 | Groundwater | 1,500 | 11 |
| TAYLOR MOUNTAIN WATER AND SEWER DISTRICT | ID7100023 | Groundwater | 600 | 36 |
| MORNING VIEW WATER COMPANY | ID7260063 | Groundwater | 459 | 24 |
| J AND K WATER CORP | ID7100044 | Groundwater | 370 | 167 |
| BLACKHAWK ESTATES/IRON RIM | ID7100207 | Groundwater | 270 | 5 |
| COUNTRY LIFE ESTATES | ID7100024 | Groundwater | 250 | 24 |
| BONNEVILLE ACRES WATER USERS ASSN INC | ID7100059 | Groundwater | 100 | 1 |
| BEAR ISLAND WATER ASSN | ID7260002 | Groundwater | 100 | 2 |
| MILLER COUNTRY ESTATES | ID7100184 | Groundwater | 83 | 0 |
| RIGBY AIR VILLAGE LLC | ID7260091 | Groundwater | 80 | 42 |
| FALCON RIDGE SUBDIVISION | ID7100208 | Groundwater | 75 | 0 |
| HIGHWAY ESTATES WATER ASSN | ID7100035 | Groundwater | 65 | 8 |
| TETON RESERVE SUBDIVISION & GOLF COURSE | ID7410029 | Groundwater | 62 | 0 |
| LAZY EIGHT ESTATES | ID7100215 | Groundwater | 60 | 0 |
| WOODLAND HEIGHTS WATER ASSN #1 | ID7100107 | Groundwater | 54 | 1 |
| COTTONWOOD ACRES DIV 4 | ID7100022 | Groundwater | 43 | 8 |
| TOWNSHIP PARK WATER COMPANY | ID7100155 | Groundwater | 43 | 0 |
| WESTWOOD WATER ASSN | ID7100148 | Groundwater | 41 | 1 |
| RANCHO VIA WELL USERS ASSN INC | ID7100149 | Groundwater | 40 | 1 |
| MOUNTAIN VIEW COURT | ID7220008 | Groundwater | 40 | 15 |
| KAREY LANE WELL INC | ID7100081 | Groundwater | 38 | 2 |
| DJ PARK WELL | ID7100200 | Groundwater | 35 | 3 |
| BROOKHAVEN WATER ASSN | ID7100012 | Groundwater | 33 | 27 |
| SOHNS MOBILE HOME PARK INC | ID7100086 | Groundwater | 32 | 2 |
| NORTHSIDE ESTATES WELL | ID7100060 | Groundwater | 30 | 2 |
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.