Physical & aggregate · 2023

Hardness in Santa Margarita Water District-id9 — Rancho Santa Margarita, Ca, CA tap water

Detected — no federal limit

Santa Margarita Water District-id9 — Rancho Santa Margarita, Ca, CA's 2023 report shows Hardness detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Average
Average Amount
295 mg/L
Range
System-wide
0–2.2
Average
Average Amount
270 mg/L
Average
Average Amount
16
Average
Average Amount
12
Range
System-wide
6–16
Average
Average Amount
213 mg/L
Average
Average Amount
0.67
Range
System-wide
97–270 mg/L
Average
Average Amount
11.5 mg/L
Range
System-wide
281–313 mg/L
Range
System-wide
16–18
Range
System-wide
14–18
Range
System-wide
0–38 mg/L
Range
System-wide
235–305 mg/L
Average
Average Amount
17

Verbatim from Santa Margarita Water District-id9 — Rancho Santa Margarita, 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 Santa Margarita Water District-id9 — Rancho Santa Margarita, Ca, CA compares

Nearby systems also reporting Hardness:

People also ask

+Is there Hardness in Santa Margarita Water District-id9 — Rancho Santa Margarita, Ca, CA tap water?

Yes — Santa Margarita Water District-id9 — Rancho Santa Margarita, Ca, CA's 2023 Consumer Confidence Report lists Hardness at 295 mg/L. Santa Margarita Water District-id9 — Rancho Santa Margarita, 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 Santa Margarita Water District-id9 — Rancho Santa Margarita, 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/santa-margarita-water-district-id9-rancho-santa-margarita-ca/2023/source.

Full report
All Santa Margarita Water District-id9 — Rancho Santa Margarita, Ca, CA water-quality data →
Every contaminant measured in the 2023 report.
Contaminant pillar
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Every public water system measuring Hardness, ranked.