Physical & aggregate · 2025
Hardness in San Jacinto, City of, CA tap water
San Jacinto, City of, CA's 2025 report shows Hardness detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Highest single sample Source water | 210 MG/L | None set |
Average Source water | 153.6 MG/L | None set |
Verbatim from San Jacinto, 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 San Jacinto, City of, CA compares
Nearby systems also reporting Hardness:
People also ask
+Is there Hardness in San Jacinto, City of, CA tap water?
Yes — San Jacinto, City of, CA's 2025 Consumer Confidence Report lists Hardness at 153.6 MG/L. San Jacinto, 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 San Jacinto, 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/san-jacinto/2025/source.