Physical & aggregate · 2023
Hardness in Rubio Canon Land & Water Association — Altadena, Ca, CA tap water
Rubio Canon Land & Water Association — Altadena, 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 |
|---|---|---|
Range System-wide | 280–440 mg/L | None set |
Average Average Amount | 325 mg/L | None set |
Verbatim from Rubio Canon Land & Water Association — Altadena, 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 Rubio Canon Land & Water Association — Altadena, Ca, CA compares
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People also ask
+Is there Hardness in Rubio Canon Land & Water Association — Altadena, Ca, CA tap water?
Yes — Rubio Canon Land & Water Association — Altadena, Ca, CA's 2023 Consumer Confidence Report lists Hardness at 325 mg/L. Rubio Canon Land & Water Association — Altadena, 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 Rubio Canon Land & Water Association — Altadena, 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/rubio-canon-land-water-association-altadena-ca/2023/source.