Meridian water quality
Idaho DEQ results for the 2 public systems serving Meridian, about 412,318 people. Hardness, flags, and certified filters are on this page and each system report.
Does Meridian tap water meet federal standards?
Systems met federal limits. At least one contaminant was elevated, or a recent violation was recorded.
Is Meridian water hard?6.6 grains per gallon (gpg), moderately hard (population weighted across 2 systems reporting). A softener is optional at this level. Hardness is not a federal health violation. Meridian water hardness.
Is Meridian water fluoridated?At least one system serving Meridian reports fluoride at 0.6 mg/L (ppm) or more. On Veolia Water Idaho, the 36-month high was 3.06ppm. 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 Meridian.
Water systems serving Meridian
| System | People | Status | Hardness | Flagged |
|---|---|---|---|---|
| Veolia Water Idaho | 264,978 | Worth watching | 6.1 gpg | Arsenic Nitrate (as N) Iron Manganese PFHxS PFNA HFPO-DA (GenX) Tetrachloroethylene |
| Meridian Water Department | 147,340 | Worth watching | 7.6 gpg | Uranium Nitrate (as N) PFOS PFHxS PFNA HFPO-DA (GenX) |
Contaminants flagged in Meridian
Arsenic in Meridian drinking water
- Veolia Water Idaho: 14.5ppb Elevated
Nitrate (as N) in Meridian drinking water
- Veolia Water Idaho: 6.50ppm Elevated
- Meridian Water Department: 5.60ppm Elevated
Iron in Meridian drinking water
- Veolia Water Idaho: 2.85ppm Aesthetic issue
Manganese in Meridian drinking water
- Veolia Water Idaho: 537.0ppb Aesthetic issue
PFHxS in Meridian drinking water
- Veolia Water Idaho: 7.2ppt Elevated
- Meridian Water Department: 4.0ppt Elevated
PFNA in Meridian drinking water
- Veolia Water Idaho: 2.4ppt Elevated
- Meridian Water Department: 3.0ppt Elevated
HFPO-DA (GenX) in Meridian drinking water
- Veolia Water Idaho: 6.8ppt Elevated
- Meridian Water Department: 1.3ppt Elevated
Tetrachloroethylene in Meridian drinking water
- Veolia Water Idaho: 2.5ppb Elevated
Uranium in Meridian drinking water
- Meridian Water Department: 41.8ppb Elevated
PFOS in Meridian drinking water
- Meridian Water Department: 4.9ppt Elevated
Wells near Meridian
ZIP pages are estimates from nearby samples, not a test of your well: 83642 83646
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.