Disinfection byproducts · 2025
Dibromochloromethane in James City County, VA tap water
James City County, VA's 2025 report shows Dibromochloromethane detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range System-wide | 0–0.9 ug/L | None set |
Range System-wide | Not detected ug/L | None set |
Maximum Max Detected Level | 0.9 ug/L | None set |
Average System-wide | Not detected ug/L | None set |
Range System-wide | 0–0.9 ug/L | None set |
Maximum Max Conc | 0.9 ug/L | None set |
Verbatim from James City County, VA's 2025 Consumer Confidence Report — source document ↗
About Dibromochloromethane
A trihalomethane disinfection byproduct.
Part of regulated total trihalomethanes; long-term exposure is linked to nervous-system, liver, and kidney effects.
How James City County, VA compares
1 of the 55 systems measuring Dibromochloromethane on The Water Map have it at or above the federal limit:
Nearby systems also reporting Dibromochloromethane:
People also ask
+Is there Dibromochloromethane in James City County, VA tap water?
Yes — James City County, VA's 2025 Consumer Confidence Report lists Dibromochloromethane at Not detected ug/L. James City County, VA's 2025 report shows Dibromochloromethane detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Dibromochloromethane in drinking water?
The EPA has not set an enforceable federal limit for Dibromochloromethane. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is Dibromochloromethane?
A trihalomethane disinfection byproduct. Part of regulated total trihalomethanes; long-term exposure is linked to nervous-system, liver, and kidney effects.
+Which other U.S. cities have Dibromochloromethane over the federal limit?
1 of the 55 systems on The Water Map measuring Dibromochloromethane report it at or above the federal limit. Examples include Pomona, CA.
+Where does this Dibromochloromethane measurement come from?
This page reproduces the Dibromochloromethane entry from the 2025 Consumer Confidence Report published by the James City County, VA 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/va/james-city-county/2025/source.