Physical & aggregate · 2021
Hardness in So. Cal. Edison Co.-santa Catalina — Avalon, Ca, CA tap water
So. Cal. Edison Co.-santa Catalina — Avalon, Ca, CA's 2021 report shows Hardness detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average of Levels Detected | 440 mg/L | None set |
Range System-wide | 340–550 mg/L | None set |
Verbatim from So. Cal. Edison Co.-santa Catalina — Avalon, Ca, CA's 2021 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 So. Cal. Edison Co.-santa Catalina — Avalon, Ca, CA compares
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People also ask
+Is there Hardness in So. Cal. Edison Co.-santa Catalina — Avalon, Ca, CA tap water?
Yes — So. Cal. Edison Co.-santa Catalina — Avalon, Ca, CA's 2021 Consumer Confidence Report lists Hardness at 440 mg/L. So. Cal. Edison Co.-santa Catalina — Avalon, Ca, CA's 2021 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 2021 Consumer Confidence Report published by the So. Cal. Edison Co.-santa Catalina — Avalon, 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/so-cal-edison-co-santa-catalina-avalon-ca/2021/source.