Disinfection byproducts · 2025
Bromodichloromethane in Columbus, OH tap water
Columbus, OH's 2025 report shows Bromodichloromethane detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average Dublin Road Water Plant | 8.5 ug/L | None set |
Range Hap Cremean Water Plant | 4.6–8.5 ug/L | None set |
Average Parsons Avenue Water Plant | 5.3 ug/L | None set |
Range Parsons Avenue Water Plant | 3.8–6.5 ug/L | None set |
Reported level When we checked | 2025 ug/L | None set |
Reported level Columbus Water | 0.007 | None set |
Range Dublin Road Water Plant | 2.9–18.7 ug/L | None set |
Average Hap Cremean Water Plant | 6.5 ug/L | None set |
Verbatim from Columbus, OH's 2025 Consumer Confidence Report — source document ↗
About Bromodichloromethane
A trihalomethane disinfection byproduct.
Counted within regulated total trihalomethanes; long-term exposure is associated with cancer and reproductive effects.
How Columbus, OH compares
1 of the 56 systems measuring Bromodichloromethane on The Water Map have it at or above the federal limit:
Nearby systems also reporting Bromodichloromethane:
People also ask
+Is there Bromodichloromethane in Columbus, OH tap water?
Yes — Columbus, OH's 2025 Consumer Confidence Report lists Bromodichloromethane at 8.5 ug/L. Columbus, OH's 2025 report shows Bromodichloromethane detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Bromodichloromethane in drinking water?
The EPA has not set an enforceable federal limit for Bromodichloromethane. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is Bromodichloromethane?
A trihalomethane disinfection byproduct. Counted within regulated total trihalomethanes; long-term exposure is associated with cancer and reproductive effects.
+Which other U.S. cities have Bromodichloromethane over the federal limit?
1 of the 56 systems on The Water Map measuring Bromodichloromethane report it at or above the federal limit. Examples include Pomona, CA.
+Where does this Bromodichloromethane measurement come from?
This page reproduces the Bromodichloromethane entry from the 2025 Consumer Confidence Report published by the Columbus, OH 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/oh/columbus/2025/source.