Disinfection byproducts · 2024
Bromate in Ann Arbor, MI tap water
Ann Arbor, MI's 2024 Bromate level is between 80% and 100% of the federal limit (10 ug/L MCL) — measured but not in violation.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level System-wide | 4 ug/L | 10 ug/L MCL |
Range System-wide | 0–8.6 ug/L | 10 ug/L MCL |
Verbatim from Ann Arbor, MI's 2024 Consumer Confidence Report — source document ↗
About Bromate
A disinfection byproduct formed when bromide-containing water is treated with ozone.
Classified as a probable human carcinogen; the EPA sets a strict maximum contaminant level.
How Ann Arbor, MI compares
5 of the 132 systems measuring Bromate on The Water Map have it at or above the federal limit:
Nearby systems also reporting Bromate:
People also ask
+Is there Bromate in Ann Arbor, MI tap water?
Yes — Ann Arbor, MI's 2024 Consumer Confidence Report lists Bromate at 0–8.6 ug/L. Ann Arbor, MI's 2024 Bromate level is between 80% and 100% of the federal limit (10 ug/L MCL) — measured but not in violation.
+What's the federal limit for Bromate in drinking water?
The federal MCL for Bromate is 10 ug/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Bromate?
A disinfection byproduct formed when bromide-containing water is treated with ozone. Classified as a probable human carcinogen; the EPA sets a strict maximum contaminant level.
+Which other U.S. cities have Bromate over the federal limit?
5 of the 132 systems on The Water Map measuring Bromate report it at or above the federal limit. Examples include Columbus, OH, City of Hemet, CA, City of Menifee, CA.
+Where does this Bromate measurement come from?
This page reproduces the Bromate entry from the 2024 Consumer Confidence Report published by the Ann Arbor, MI 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/mi/ann-arbor/2024/source.