Physical & aggregate · 2023
Hardness in Rohnert Park, City of — Rohnert Park, Ca, CA tap water
Rohnert Park, City of — Rohnert Park, Ca, CA's 2023 report shows Hardness detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range City of Rohnert Park | 103–221 mg/L | None set |
Reported level City of Rohnert Park | 132.3 mg/L | None set |
Reported level Sonoma Water | 124.5 mg/L | None set |
Range Sonoma Water | 113–126 mg/L | None set |
Verbatim from Rohnert Park, City of — Rohnert Park, Ca, CA's 2023 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 Rohnert Park, City of — Rohnert Park, Ca, CA compares
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People also ask
+Is there Hardness in Rohnert Park, City of — Rohnert Park, Ca, CA tap water?
Yes — Rohnert Park, City of — Rohnert Park, Ca, CA's 2023 Consumer Confidence Report lists Hardness at 103–221 mg/L. Rohnert Park, City of — Rohnert Park, Ca, CA's 2023 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 2023 Consumer Confidence Report published by the Rohnert Park, City of — Rohnert Park, Ca, 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/rohnert-park-rohnert-park-ca/2023/source.