Metals · 2024
Zinc in Madison, WI tap water
Madison, WI's 2024 Zinc measurement is below the federal limit of 5 ug/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average Median Level Found | 3.8 ug/L | 5 ug/L MCL |
Range System-wide | 0–8.8 ug/L | 5 ug/L MCL |
Verbatim from Madison, WI's 2024 Consumer Confidence Report — source document ↗
About Zinc
A naturally occurring metal that can also enter water from corroding pipes.
Regulated only as a secondary (cosmetic) standard; high levels cause a metallic taste.
How Madison, WI compares
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People also ask
+Is there Zinc in Madison, WI tap water?
Yes — Madison, WI's 2024 Consumer Confidence Report lists Zinc at 3.8 ug/L. Madison, WI's 2024 Zinc measurement is below the federal limit of 5 ug/L (MCL).
+What's the federal limit for Zinc in drinking water?
The federal MCL for Zinc is 5 ug/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Zinc?
A naturally occurring metal that can also enter water from corroding pipes. Regulated only as a secondary (cosmetic) standard; high levels cause a metallic taste.
+Where does this Zinc measurement come from?
This page reproduces the Zinc entry from the 2024 Consumer Confidence Report published by the Madison, WI 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/wi/madison/2024/source.