Disinfection byproducts · 2026

Chloroform in City of Thousand Oaks Water Department, CA tap water

Detected — no federal limit

City of Thousand Oaks Water Department, CA's 2026 report shows Chloroform detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Average
Distribution
1.7 UG/L
Highest single sample
Distribution
2.1 UG/L

Verbatim from City of Thousand Oaks Water Department, 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 City of Thousand Oaks Water Department, CA compares

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People also ask

+Is there Chloroform in City of Thousand Oaks Water Department, CA tap water?

Yes — City of Thousand Oaks Water Department, CA's 2026 Consumer Confidence Report lists Chloroform at 1.7 UG/L. City of Thousand Oaks Water Department, 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 City of Thousand Oaks Water Department, 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/thousand-oaks-water-department/2026/source.

Full report
All City of Thousand Oaks Water Department, 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.