Physical & aggregate · 2022
Hardness in Sonoma, City of — Sonoma, Ca, CA tap water
Sonoma, City of — Sonoma, Ca, CA's 2022 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 Sonoma | 59–59 mg/L | None set |
Reported level Sonoma County Water Agency | 114.7143 mg/L | None set |
Range Sonoma County Water Agency | 56–141 mg/L | None set |
Reported level City of Sonoma | 59 mg/L | None set |
Verbatim from Sonoma, City of — Sonoma, Ca, CA's 2022 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 Sonoma, City of — Sonoma, Ca, CA compares
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People also ask
+Is there Hardness in Sonoma, City of — Sonoma, Ca, CA tap water?
Yes — Sonoma, City of — Sonoma, Ca, CA's 2022 Consumer Confidence Report lists Hardness at 56–141 mg/L. Sonoma, City of — Sonoma, Ca, CA's 2022 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 2022 Consumer Confidence Report published by the Sonoma, City of — Sonoma, 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/sonoma-sonoma-ca/2022/source.