Metals · 2026
Calcium in Los Angeles-city, Dept. of Water & Power, CA tap water
Los Angeles-city, Dept. of Water & Power, CA's 2026 report shows Calcium detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average Entry point | 117.74285714285713 MG/L | None set |
Highest single sample Source water | 161 MG/L | None set |
Average Source water | 70.1241935483871 MG/L | None set |
Highest single sample Entry point | 158 MG/L | None set |
Verbatim from Los Angeles-city, Dept. of Water & Power, CA's 2026 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 Los Angeles-city, Dept. of Water & Power, CA compares
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People also ask
+Is there Calcium in Los Angeles-city, Dept. of Water & Power, CA tap water?
Yes — Los Angeles-city, Dept. of Water & Power, CA's 2026 Consumer Confidence Report lists Calcium at 117.74285714285713 MG/L. Los Angeles-city, Dept. of Water & Power, CA's 2026 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 2026 Consumer Confidence Report published by the Los Angeles-city, Dept. of Water & Power, 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/los-angeles-city-dept-of-water-power/2026/source.