Metals · 2023
Magnesium in San Juan Water District — Granite Bay, Ca, CA tap water
San Juan Water District — Granite Bay, Ca, CA's 2023 report shows Magnesium detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range Citrus Heights Groundwater | 11–16 mg/L | None set |
Average Fair Oaks Groundwater | 5.7 mg/L | None set |
Average San Juan Surface Water Including Orange Vale Water Company | 1.3 mg/L | None set |
Range Fair Oaks Groundwater | 4.8–9.6 mg/L | None set |
Range San Juan Surface Water Including Orange Vale Water Company | 1.3 mg/L | None set |
Average Citrus Heights Groundwater | 14.3 mg/L | None set |
Verbatim from San Juan Water District — Granite Bay, Ca, CA's 2023 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 San Juan Water District — Granite Bay, Ca, CA compares
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People also ask
+Is there Magnesium in San Juan Water District — Granite Bay, Ca, CA tap water?
Yes — San Juan Water District — Granite Bay, Ca, CA's 2023 Consumer Confidence Report lists Magnesium at 14.3 mg/L. San Juan Water District — Granite Bay, Ca, CA's 2023 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 2023 Consumer Confidence Report published by the San Juan Water District — Granite Bay, 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-juan-water-district-granite-bay-ca/2023/source.