Physical & aggregate · 2024
Hardness in Ucmr5 — City of Richardson (2024), TX tap water
Ucmr5 — City of Richardson (2024), TX's 2024 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 | 82–312 mg/L | None set |
Maximum System-wide | 312 mg/L | None set |
Verbatim from Ucmr5 — City of Richardson (2024), TX's 2024 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.
People also ask
+Is there Hardness in Ucmr5 — City of Richardson (2024), TX tap water?
Yes — Ucmr5 — City of Richardson (2024), TX's 2024 Consumer Confidence Report lists Hardness at 82–312 mg/L. Ucmr5 — City of Richardson (2024), TX's 2024 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 2024 Consumer Confidence Report published by the Ucmr5 — City of Richardson (2024), TX 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/tx/ucmr5-richardson-2024/2024/source.