Physical & aggregate · 2022
Hardness in El Toro Water District — Lake Forest, Ca, CA tap water
El Toro Water District — Lake Forest, 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 System-wide | 5.8–13 | None set |
Average Average Amount | 297 mg/L | None set |
Range System-wide | 282–321 mg/L | None set |
Average Average Amount | 160 mg/L | None set |
Range System-wide | 16–19 | None set |
Range System-wide | 99–220 mg/L | None set |
Average Average Amount | 17 | None set |
Average Average Amount | 9.4 | None set |
Verbatim from El Toro Water District — Lake Forest, 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 El Toro Water District — Lake Forest, Ca, CA compares
Nearby systems also reporting Hardness:
People also ask
+Is there Hardness in El Toro Water District — Lake Forest, Ca, CA tap water?
Yes — El Toro Water District — Lake Forest, Ca, CA's 2022 Consumer Confidence Report lists Hardness at 297 mg/L. El Toro Water District — Lake Forest, 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 El Toro Water District — Lake Forest, 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/el-toro-water-district-lake-forest-ca/2022/source.