Inorganic chemicals · 2020
Fluoride in Joint Regional Water Supply System — Laguna Beach, Ca, CA tap water
Joint Regional Water Supply System — Laguna Beach, Ca, CA's 2020 Fluoride measurement is below the federal limit of 4 mg/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range System-wide | 0.3 mg/L | 4 mg/L MCL |
Range System-wide | 0.33 mg/L | 4 mg/L MCL |
Range System-wide | 0.6–0.9 mg/L | 4 mg/L MCL |
Average Average Amount | 0.3 mg/L | 4 mg/L MCL |
Average Average Amount | 0.33 mg/L | 4 mg/L MCL |
Average Average Amount | 0.7 mg/L | 4 mg/L MCL |
Verbatim from Joint Regional Water Supply System — Laguna Beach, Ca, CA's 2020 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 Joint Regional Water Supply System — Laguna Beach, Ca, CA compares
5 of the 1248 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 Joint Regional Water Supply System — Laguna Beach, Ca, CA tap water?
Yes — Joint Regional Water Supply System — Laguna Beach, Ca, CA's 2020 Consumer Confidence Report lists Fluoride at 0.7 mg/L. Joint Regional Water Supply System — Laguna Beach, Ca, CA's 2020 Fluoride measurement is below the federal limit of 4 mg/L (MCL).
+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 1248 systems on The Water Map measuring Fluoride report it at or above the federal limit. Examples include Lake Elizabeth Mutual Water Co. — Elizabeth Lake, Ca, CA, Mcfarland, City of — Mcfarland, Ca, CA, Yonkers, NY.
+Where does this Fluoride measurement come from?
This page reproduces the Fluoride entry from the 2020 Consumer Confidence Report published by the Joint Regional Water Supply System — Laguna Beach, Ca, CA 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/ca/joint-regional-water-supply-system-laguna-beach-ca/2020/source.