Physical & aggregate · 2025

Hardness in Huntington Beach, CA tap water

Detected — no federal limit

Huntington Beach, CA's 2025 report shows Hardness detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Range
System-wide
3.5–16
Average
Imported MWD
236 mg/L
Average
Groundwater
162 mg/L
Range
System-wide
58.9–280 mg/L
Average
Imported MWD
14
Average
Groundwater
10

Verbatim from Huntington Beach, CA's 2025 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 Huntington Beach, CA compares

4 of the 124 systems measuring Hardness on The Water Map have it at or above the federal limit:

Nearby systems also reporting Hardness:

People also ask

+Is there Hardness in Huntington Beach, CA tap water?

Yes — Huntington Beach, CA's 2025 Consumer Confidence Report lists Hardness at 236 mg/L. Huntington Beach, CA's 2025 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.

+Which other U.S. cities have Hardness over the federal limit?

4 of the 124 systems on The Water Map measuring Hardness report it at or above the federal limit. Examples include Pomona, CA, Burbank, CA, San Diego, CA.

+Where does this Hardness measurement come from?

This page reproduces the Hardness entry from the 2025 Consumer Confidence Report published by the Huntington Beach, 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/huntington-beach/2025/source.

Full report
All Huntington Beach, CA water-quality data →
Every contaminant measured in the 2025 report.
Contaminant pillar
Hardness across the U.S. →
Every public water system measuring Hardness, ranked.