Physical & aggregate · 2024

Hardness in Oxnard Water Dept, CA tap water

Detected — no federal limit

Oxnard Water Dept, CA's 2024 report shows Hardness detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Highest single sample
Entry point
545 MG/L
Average
Source water
850.8850574712644 MG/L
Highest single sample
Source water
1530 MG/L
Highest single sample
Distribution
551 MG/L
Average
Distribution
393.43564356435644 MG/L
Average
Entry point
385.125 MG/L

Verbatim from Oxnard Water Dept, CA'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.

How Oxnard Water Dept, CA compares

1 of the 210 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 Oxnard Water Dept, CA tap water?

Yes — Oxnard Water Dept, CA's 2024 Consumer Confidence Report lists Hardness at 850.8850574712644 MG/L. Oxnard Water Dept, CA'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.

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

1 of the 210 systems on The Water Map measuring Hardness report it at or above the federal limit. Examples include Vancouver, WA.

+Where does this Hardness measurement come from?

This page reproduces the Hardness entry from the 2024 Consumer Confidence Report published by the Oxnard Water Dept, 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/oxnard-water-dept/2024/source.

Full report
All Oxnard Water Dept, CA water-quality data →
Every contaminant measured in the 2024 report.
Contaminant pillar
Hardness across the U.S. →
Every public water system measuring Hardness, ranked.