Physical & aggregate · 2020
Hardness in City of Fountain Valley — Fountain Valley, Ca, CA tap water
City of Fountain Valley — Fountain Valley, Ca, CA's 2020 report shows Hardness detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range Source water | 174–228 mg/L | None set |
Average Local Groundwater | 199 mg/L | None set |
Range Source water | 10.2–13.3 | None set |
Average Local Groundwater | 11.6 | None set |
Verbatim from City of Fountain Valley — Fountain Valley, Ca, CA's 2020 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 City of Fountain Valley — Fountain Valley, Ca, CA compares
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People also ask
+Is there Hardness in City of Fountain Valley — Fountain Valley, Ca, CA tap water?
Yes — City of Fountain Valley — Fountain Valley, Ca, CA's 2020 Consumer Confidence Report lists Hardness at 199 mg/L. City of Fountain Valley — Fountain Valley, Ca, CA's 2020 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 2020 Consumer Confidence Report published by the City of Fountain Valley — Fountain Valley, 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/fountain-valley-fountain-valley-ca/2020/source.