Physical & aggregate · 2025

Hardness in Eastern Municipal Wd, CA tap water

Detected — no federal limit

Eastern Municipal Wd, CA's 2025 report shows Hardness detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Average
Other
103.46363636363635 MG/L
Highest single sample
Other
230 MG/L
Highest single sample
Entry point
281 MG/L
Average
Entry point
108.4479797979798 MG/L
Highest single sample
Source water
1110 MG/L
Average
Source water
402.315625 MG/L

Verbatim from Eastern Municipal Wd, 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 Eastern Municipal Wd, CA compares

Nearby systems also reporting Hardness:

People also ask

+Is there Hardness in Eastern Municipal Wd, CA tap water?

Yes — Eastern Municipal Wd, CA's 2025 Consumer Confidence Report lists Hardness at 402.315625 MG/L. Eastern Municipal Wd, 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 Eastern Municipal Wd, 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/eastern-municipal-wd/2025/source.

Full report
All Eastern Municipal Wd, 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.