Disinfection byproducts · 2026
Chloroform in Pomona - City, Water Dept., CA tap water
Pomona - City, Water Dept., CA's 2026 report shows Chloroform detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Highest single sample Source water | 8.1 UG/L | None set |
Average Entry point | 5.5600000000000005 UG/L | None set |
Average Distribution | 5.025 UG/L | None set |
Average Source water | 2.083 UG/L | None set |
Highest single sample Entry point | 13 UG/L | None set |
Highest single sample Distribution | 11 UG/L | None set |
Verbatim from Pomona - 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 Pomona - City, Water Dept., CA compares
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People also ask
+Is there Chloroform in Pomona - City, Water Dept., CA tap water?
Yes — Pomona - City, Water Dept., CA's 2026 Consumer Confidence Report lists Chloroform at 5.5600000000000005 UG/L. Pomona - 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 Pomona - 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/pomona-city-water-dept/2026/source.