Physical & aggregate · 2023
Hardness in Rowland Water District — Rowland Heights, Ca, CA tap water
Rowland Water District — Rowland Heights, 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 Imported Ground Water (CDWC) | 230 mg/L | None set |
Reported level Imported Surface Water Weymouth (MWD) | 241–303 mg/L | None set |
Reported level Imported Surface Water Weymouth (MWD) | 272 mg/L | None set |
Reported level Imported Surface Water Miramar (TVMWD) | 99 mg/L | None set |
Reported level Ground Water Miramar (TVMWD) | 20–190 mg/L | None set |
Reported level Ground Water Miramar (TVMWD) | 130 mg/L | None set |
Reported level Imported Ground Water (CDWC) | 220–240 mg/L | None set |
Verbatim from Rowland Water District — Rowland Heights, 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 Rowland Water District — Rowland Heights, Ca, CA compares
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People also ask
+Is there Hardness in Rowland Water District — Rowland Heights, Ca, CA tap water?
Yes — Rowland Water District — Rowland Heights, Ca, CA's 2023 Consumer Confidence Report lists Hardness at 241–303 mg/L. Rowland Water District — Rowland Heights, 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 Rowland Water District — Rowland Heights, 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/rowland-water-district-rowland-heights-ca/2023/source.