Mountain Home water quality
Idaho DEQ results for the 3 public systems serving Mountain Home, about 22,222 people. Hardness, flags, and certified filters are on this page and each system report.
Does Mountain Home tap water meet federal standards?
At least one system had a result above a federal limit or an open health-based violation. See flagged contaminants below.
Is Mountain Home water hard?Hardness is not reported in the latest CCR. Mountain Home water hardness uses a labelled regional default until a reviewed value is published.
Is Mountain Home water fluoridated?At least one system serving Mountain Home reports fluoride at 0.6 mg/L (ppm) or more. On City of Mountain Home, the 36-month high was 0.38ppm. The federal limit (MCL) is 4 mg/L. Reverse osmosis certified to NSF/ANSI 58 reduces fluoride if you prefer less. Water is chlorinated for disinfection. fluoride in Mountain Home.
Water systems serving Mountain Home
| System | People | Status | Hardness | Flagged |
|---|---|---|---|---|
| City of Mountain Home | 14,651 | Worth watching | not reported | Arsenic |
| Mountain Home Air Force Base | 7,500 | Above limit | not reported | Nitrate (as N) PFHxS PFBS |
| Oakleaf Subdivision | 71 | Meets | not reported |
Contaminants flagged in Mountain Home
Arsenic in Mountain Home drinking water
- City of Mountain Home: 3.1ppb Elevated
Nitrate (as N) in Mountain Home drinking water
- Mountain Home Air Force Base: 18.40ppm Above limit
PFHxS in Mountain Home drinking water
- Mountain Home Air Force Base: 10.0ppt Elevated
PFBS in Mountain Home drinking water
- Mountain Home Air Force Base: 4.8ppt Elevated
Wells near Mountain Home
ZIP pages are estimates from nearby samples, not a test of your well: 83647
Numbers are the system's samples at its taps and wells, not yours. Lead and copper are 90th percentiles from sampled homes. Well pages are nearby-sample estimates. Health text restates EPA and DEQ. Methodology.