Metals · 2024

Calcium in El Cajon, CA tap water

Detected — no federal limit

El Cajon, CA's 2024 report shows Calcium detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Minimum
Helix Plant
48 mg/L
Maximum
Helix Plant
55 mg/L
Average
Helix Plant
51 mg/L
Minimum
Purchased Water
20 mg/L
Maximum
Purchased Water
62 mg/L
Average
Purchased Water
43 mg/L

Verbatim from El Cajon, CA's 2024 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 El Cajon, CA compares

Nearby systems also reporting Calcium:

People also ask

+Is there Calcium in El Cajon, CA tap water?

Yes — El Cajon, CA's 2024 Consumer Confidence Report lists Calcium at 51 mg/L. El Cajon, CA's 2024 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 2024 Consumer Confidence Report published by the El Cajon, 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/el-cajon/2024/source.

Full report
All El Cajon, CA water-quality data →
Every contaminant measured in the 2024 report.
Contaminant pillar
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Every public water system measuring Calcium, ranked.