Metals · 2023
Magnesium in Western MWD — Riverside, Ca, CA tap water
Western MWD — Riverside, 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 |
|---|---|---|
Average Murrieta Service Area Surface Water | 15 mg/L | None set |
Range Murrieta Service Area Surface Water | 7.4–29 mg/L | None set |
Average Rainbow Service Area Surface Water | 22 mg/L | None set |
Range Riverside Service Area Surface Water | 8.4–11 mg/L | None set |
Average Riverside Service Area Local Groundwater | 9.3 mg/L | None set |
Average Riverside Service Area Surface Water | 9.7 mg/L | None set |
Range Rainbow Service Area Surface Water | 22–23 mg/L | None set |
Average Murrieta Service Area Local Groundwater | 6.4 mg/L | None set |
Range Riverside Service Area Local Groundwater | 2.5–13 mg/L | None set |
Range Murrieta Service Area Local Groundwater | 0–44 mg/L | None set |
Verbatim from Western MWD — Riverside, 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 Western MWD — Riverside, Ca, CA compares
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People also ask
+Is there Magnesium in Western MWD — Riverside, Ca, CA tap water?
Yes — Western MWD — Riverside, Ca, CA's 2023 Consumer Confidence Report lists Magnesium at 22 mg/L. Western MWD — Riverside, 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 Western MWD — Riverside, 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/western-mwd-riverside-ca/2023/source.