Radionuclides · 2023

Radon in Ventura, CA tap water

Detected — no federal limit

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

The measurement

StatisticValue
Average
Source water
279 PCI/L
Highest single sample
Source water
279 PCI/L

Verbatim from Ventura, CA's 2023 Consumer Confidence Report — source document ↗

About Radon

A naturally occurring radioactive gas that can dissolve into groundwater.

No enforceable federal limit in drinking water yet; inhalation of released radon raises lung-cancer risk.

How Ventura, CA compares

1 of the 20 systems measuring Radon on The Water Map have it at or above the federal limit:

Nearby systems also reporting Radon:

People also ask

+Is there Radon in Ventura, CA tap water?

Yes — Ventura, CA's 2023 Consumer Confidence Report lists Radon at 279 PCI/L. Ventura, CA's 2023 report shows Radon detected, but the EPA has not set an enforceable federal limit for it.

+What's the federal limit for Radon in drinking water?

The EPA has not set an enforceable federal limit for Radon. Utilities still report any measured levels in their annual Consumer Confidence Report.

+What is Radon?

A naturally occurring radioactive gas that can dissolve into groundwater. No enforceable federal limit in drinking water yet; inhalation of released radon raises lung-cancer risk.

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

1 of the 20 systems on The Water Map measuring Radon report it at or above the federal limit. Examples include Santa Rosa, CA.

+Where does this Radon measurement come from?

This page reproduces the Radon 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
Radon across the U.S. →
Every public water system measuring Radon, ranked.