Metals · 2025
Calcium in Western MWD - Murrieta Division, CA tap water
Western MWD - Murrieta Division, CA's 2025 report shows Calcium detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average Source water | 31.805555555555557 MG/L | None set |
Average Entry point | 39.916666666666664 MG/L | None set |
Average Other | 21.25 MG/L | None set |
Highest single sample Other | 40 MG/L | None set |
Highest single sample Entry point | 84 MG/L | None set |
Highest single sample Source water | 85 MG/L | None set |
Verbatim from Western MWD - Murrieta Division, CA's 2025 Consumer Confidence Report — source document ↗
About Calcium
A naturally occurring mineral that contributes to water hardness.
Not federally regulated for health; affects scaling and taste.
How Western MWD - Murrieta Division, CA compares
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People also ask
+Is there Calcium in Western MWD - Murrieta Division, CA tap water?
Yes — Western MWD - Murrieta Division, CA's 2025 Consumer Confidence Report lists Calcium at 39.916666666666664 MG/L. Western MWD - Murrieta Division, CA's 2025 report shows Calcium detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Calcium in drinking water?
The EPA has not set an enforceable federal limit for Calcium. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is Calcium?
A naturally occurring mineral that contributes to water hardness. Not federally regulated for health; affects scaling and taste.
+Where does this Calcium measurement come from?
This page reproduces the Calcium entry from the 2025 Consumer Confidence Report published by the Western MWD - Murrieta Division, 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-murrieta-division/2025/source.