Inorganic chemicals · 2023
Fluoride in City of San Jose - Nsj/alviso — San Jose, Ca, CA tap water
City of San Jose - Nsj/alviso — San Jose, Ca, CA's 2023 Fluoride measurement is below the federal limit of 4 mg/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average Evergreen (Valley Water Treated Water) | 0.8 mg/L | 4 mg/L MCL |
Range Evergreen (Groundwater) | 0.1–0.2 mg/L | 4 mg/L MCL |
Range Edenvale (Groundwater) | 0.2–0.2 mg/L | 4 mg/L MCL |
Range North San José/ Alviso (SFPUC Treated Water) | 0.5–0.8 mg/L | 4 mg/L MCL |
Range North San José/ Alviso (Groundwater) | Not detected mg/L | 4 mg/L MCL |
Average North San José/ Alviso (SFPUC Treated Water) | 0.7 mg/L | 4 mg/L MCL |
Average Edenvale (Groundwater) | 0.2 mg/L | 4 mg/L MCL |
Average North San José/ Alviso (Groundwater) | Not detected mg/L | 4 mg/L MCL |
Average Coyote Valley (Groundwater) | 0.1 mg/L | 4 mg/L MCL |
Range Evergreen (Valley Water Treated Water) | 0.6–0.9 mg/L | 4 mg/L MCL |
Average Evergreen (Groundwater) | 0.2 mg/L | 4 mg/L MCL |
Range Coyote Valley (Groundwater) | 0.1–0.1 mg/L | 4 mg/L MCL |
Verbatim from City of San Jose - Nsj/alviso — San Jose, Ca, CA's 2023 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 City of San Jose - Nsj/alviso — San Jose, 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 City of San Jose - Nsj/alviso — San Jose, Ca, CA tap water?
Yes — City of San Jose - Nsj/alviso — San Jose, Ca, CA's 2023 Consumer Confidence Report lists Fluoride at 0.8 mg/L. City of San Jose - Nsj/alviso — San Jose, Ca, CA's 2023 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 2023 Consumer Confidence Report published by the City of San Jose - Nsj/alviso — San Jose, 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/san-jose-nsj-alviso-san-jose-ca/2023/source.