Disinfection byproducts · 2026

Chloroform in Covina-city, Water Dept., CA tap water

Detected — no federal limit

Covina-city, Water Dept., CA's 2026 report shows Chloroform detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Average
Distribution
8.125 UG/L
Highest single sample
Distribution
10 UG/L

Verbatim from Covina-city, Water Dept., 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 Covina-city, Water Dept., CA compares

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People also ask

+Is there Chloroform in Covina-city, Water Dept., CA tap water?

Yes — Covina-city, Water Dept., CA's 2026 Consumer Confidence Report lists Chloroform at 8.125 UG/L. Covina-city, Water Dept., 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 Covina-city, 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/covina-city-water-dept/2026/source.

Full report
All Covina-city, Water Dept., 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.