Disinfection byproducts · 2024
Bromate in Seattle, WA tap water
Seattle, WA's 2024 Bromate measurement is below the federal limit of 0 ug/L (MCLG).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average System-wide | 0.3 ug/L | 0 ug/L MCLG |
Range System-wide | 3.8 ug/L | 0 ug/L MCLG |
Verbatim from Seattle, WA'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 Seattle, WA compares
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People also ask
+Is there Bromate in Seattle, WA tap water?
Yes — Seattle, WA's 2024 Consumer Confidence Report lists Bromate at 0.3 ug/L. Seattle, WA's 2024 Bromate measurement is below the federal limit of 0 ug/L (MCLG).
+What's the federal limit for Bromate in drinking water?
The federal MCLG for Bromate is 0 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.
+Where does this Bromate measurement come from?
This page reproduces the Bromate entry from the 2024 Consumer Confidence Report published by the Seattle, WA 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/wa/seattle/2024/source.