Physical & aggregate · 2023

Hardness in Ventura, CA tap water

Detected — no federal limit

Ventura, CA's 2023 report shows Hardness detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Average
Ventura River
26 NTU
Range
Ventura River
25–26 NTU
Average
Ground Water
37
Range
Ground Water
29–53
Range
Casitas MWD
15
Average
Casitas MWD
15

Verbatim from Ventura, 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 Ventura, CA compares

Nearby systems also reporting Hardness:

People also ask

+Is there Hardness in Ventura, CA tap water?

Yes — Ventura, CA's 2023 Consumer Confidence Report lists Hardness at 37. Ventura, 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 Ventura, 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/ventura/2023/source.

Full report
All Ventura, CA water-quality data →
Every contaminant measured in the 2023 report.
Contaminant pillar
Hardness across the U.S. →
Every public water system measuring Hardness, ranked.