Physical & aggregate · 2025

Hardness in Escondido, City of, CA tap water

Detected — no federal limit

Escondido, City of, CA's 2025 report shows Hardness detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Average
Other
220 MG/L
Average
Entry point
216.66666666666666 MG/L
Highest single sample
Other
220 MG/L
Average
Source water
200 MG/L
Highest single sample
Source water
270 MG/L
Highest single sample
Entry point
230 MG/L

Verbatim from Escondido, City of, CA's 2025 Consumer Confidence Report — source document ↗

About Hardness

A measure of dissolved calcium and magnesium minerals.

Not federally regulated for health; affects scaling, soap use, and taste.

How Escondido, City of, CA compares

Nearby systems also reporting Hardness:

People also ask

+Is there Hardness in Escondido, City of, CA tap water?

Yes — Escondido, City of, CA's 2025 Consumer Confidence Report lists Hardness at 220 MG/L. Escondido, City of, CA's 2025 report shows Hardness detected, but the EPA has not set an enforceable federal limit for it.

+What's the federal limit for Hardness in drinking water?

The EPA has not set an enforceable federal limit for Hardness. Utilities still report any measured levels in their annual Consumer Confidence Report.

+What is Hardness?

A measure of dissolved calcium and magnesium minerals. Not federally regulated for health; affects scaling, soap use, and taste.

+Where does this Hardness measurement come from?

This page reproduces the Hardness entry from the 2025 Consumer Confidence Report published by the Escondido, City of, 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/escondido/2025/source.

Full report
All Escondido, City of, CA water-quality data →
Every contaminant measured in the 2025 report.
Contaminant pillar
Hardness across the U.S. →
Every public water system measuring Hardness, ranked.