Physical & aggregate · 2023
Hardness in Cotati, City of — Cotati, Ca, CA tap water
Cotati, City of — Cotati, 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 |
|---|---|---|
Reported level City Of Cotati | 143 mg/L | None set |
Range City Of Cotati | 98–220 mg/L | None set |
Reported level Sonoma Water | 91 mg/L | None set |
Range Sonoma Water | 38–111 mg/L | None set |
Verbatim from Cotati, City of — Cotati, 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 Cotati, City of — Cotati, Ca, CA compares
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People also ask
+Is there Hardness in Cotati, City of — Cotati, Ca, CA tap water?
Yes — Cotati, City of — Cotati, Ca, CA's 2023 Consumer Confidence Report lists Hardness at 98–220 mg/L. Cotati, City of — Cotati, 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 Cotati, City of — Cotati, 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/cotati-cotati-ca/2023/source.