Metals · 2022
Magnesium in California Water Service Co-lake Hughes — San Jose, Ca, CA tap water
California Water Service Co-lake Hughes — San Jose, Ca, CA's 2022 report shows Magnesium detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average System-wide | 25 mg/L | None set |
Range System-wide | 18–37 mg/L | None set |
Verbatim from California Water Service Co-lake Hughes — San Jose, Ca, CA's 2022 Consumer Confidence Report — source document ↗
About Magnesium
A naturally occurring mineral that contributes to water hardness.
Not federally regulated for health; affects scaling and taste.
How California Water Service Co-lake Hughes — San Jose, Ca, CA compares
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People also ask
+Is there Magnesium in California Water Service Co-lake Hughes — San Jose, Ca, CA tap water?
Yes — California Water Service Co-lake Hughes — San Jose, Ca, CA's 2022 Consumer Confidence Report lists Magnesium at 25 mg/L. California Water Service Co-lake Hughes — San Jose, Ca, CA's 2022 report shows Magnesium detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Magnesium in drinking water?
The EPA has not set an enforceable federal limit for Magnesium. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is Magnesium?
A naturally occurring mineral that contributes to water hardness. Not federally regulated for health; affects scaling and taste.
+Where does this Magnesium measurement come from?
This page reproduces the Magnesium entry from the 2022 Consumer Confidence Report published by the California Water Service Co-lake Hughes — 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/california-water-service-co-lake-hughes-san-jose-ca/2022/source.