Inorganic chemicals · 2024
Fluoride in Meridian, ID tap water
Meridian, ID's 2024 report shows Fluoride detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average Zone 2 | 0.24 mg/L | None set |
Maximum System-wide | 0.27 mg/L | 4 mg/L MCL |
Average System-wide | 0.36 mg/L | None set |
Average Zone 4 | 0.46 mg/L | None set |
Average Zone 1 | 0.26 mg/L | None set |
Minimum System-wide | 0.18 mg/L | 4 mg/L MCL |
Average Zone 5 | 0.44 mg/L | None set |
Average Zone 3 | 0.39 mg/L | None set |
Verbatim from Meridian, ID's 2024 Consumer Confidence Report — source document ↗
About Fluoride
A mineral often added to drinking water to help prevent tooth decay.
Beneficial at low levels, but long-term exposure above the federal limit can cause bone disease and tooth mottling.
How Meridian, ID compares
5 of the 386 systems measuring Fluoride on The Water Map have it at or above the federal limit:
Nearby systems also reporting Fluoride:
People also ask
+Is there Fluoride in Meridian, ID tap water?
Yes — Meridian, ID's 2024 Consumer Confidence Report lists Fluoride at 0.46 mg/L. Meridian, ID's 2024 report shows Fluoride detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Fluoride in drinking water?
The federal MCL for Fluoride is 4 mg/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Fluoride?
A mineral often added to drinking water to help prevent tooth decay. Beneficial at low levels, but long-term exposure above the federal limit can cause bone disease and tooth mottling.
+Which other U.S. cities have Fluoride over the federal limit?
5 of the 386 systems on The Water Map measuring Fluoride report it at or above the federal limit. Examples include High Point, NC, Columbus, OH, Hollywood, FL.
+Where does this Fluoride measurement come from?
This page reproduces the Fluoride entry from the 2024 Consumer Confidence Report published by the Meridian, ID water utility — the annual drinking-water report every U.S. utility is required by federal law to publish. The original source document is archived at /water/id/meridian/2024/source.