Disinfection byproducts · 2026

Chloroform in Rincon Del Diablo MWD (id-1), CA tap water

Detected — no federal limit

Rincon Del Diablo MWD (id-1), CA's 2026 report shows Chloroform detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Highest single sample
Distribution
3.5 UG/L
Average
Distribution
3.3 UG/L

Verbatim from Rincon Del Diablo MWD (id-1), CA's 2026 Consumer Confidence Report — source document ↗

About Chloroform

A trihalomethane formed when chlorine reacts with organic matter in water.

A component of regulated total trihalomethanes; long-term exposure is linked to liver and kidney effects.

How Rincon Del Diablo MWD (id-1), CA compares

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People also ask

+Is there Chloroform in Rincon Del Diablo MWD (id-1), CA tap water?

Yes — Rincon Del Diablo MWD (id-1), CA's 2026 Consumer Confidence Report lists Chloroform at 3.3 UG/L. Rincon Del Diablo MWD (id-1), CA's 2026 report shows Chloroform detected, but the EPA has not set an enforceable federal limit for it.

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

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

+What is Chloroform?

A trihalomethane formed when chlorine reacts with organic matter in water. A component of regulated total trihalomethanes; long-term exposure is linked to liver and kidney effects.

+Where does this Chloroform measurement come from?

This page reproduces the Chloroform entry from the 2026 Consumer Confidence Report published by the Rincon Del Diablo MWD (id-1), 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/rincon-del-diablo-mwd-id-1/2026/source.

Full report
All Rincon Del Diablo MWD (id-1), CA water-quality data →
Every contaminant measured in the 2026 report.
Contaminant pillar
Chloroform across the U.S. →
Every public water system measuring Chloroform, ranked.