Inorganic chemicals · 2024
Fluoride in Lewisville, TX tap water
Lewisville, TX's 2024 Consumer Confidence Report shows Fluoride at or above the federal limit (4 mg/L MCLG). Measured value is 176.5× the threshold.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range System-wide | 0.65–706 mg/L | 4 mg/L MCLG |
Reported level System-wide | 0.678 mg/L | 4 mg/L MCLG |
Reported level System-wide | 0.678 mg/L | 4 mg/L MCLG |
Range System-wide | 0.65–706 mg/L | 4 mg/L MCLG |
Reported level System-wide | 0.678 mg/L | 4 mg/L MCLG |
Range System-wide | 0.65–706 mg/L | 4 mg/L MCLG |
Verbatim from Lewisville, TX'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 Lewisville, TX 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 Lewisville, TX tap water?
Yes — Lewisville, TX's 2024 Consumer Confidence Report lists Fluoride at 0.65–706 mg/L. Lewisville, TX's 2024 Consumer Confidence Report shows Fluoride at or above the federal limit (4 mg/L MCLG). Measured value is 176.5× the threshold.
+What's the federal limit for Fluoride in drinking water?
The federal MCLG 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 Lewisville, TX 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/tx/lewisville/2024/source.