Metals · 2025
Zinc in Chattanooga, TN tap water
Chattanooga, TN's 2025 report shows Zinc detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range Range Detected | 0.19–0.2 mg/L | None set |
Average Citico Water Treatment Plant | 0.2 mg/L | None set |
Range Range Detected | 0.19–0.2 mg/L | None set |
Average Citico Water Treatment Plant | 0.2 mg/L | None set |
Verbatim from Chattanooga, TN's 2025 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 Chattanooga, TN compares
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People also ask
+Is there Zinc in Chattanooga, TN tap water?
Yes — Chattanooga, TN's 2025 Consumer Confidence Report lists Zinc at 0.2 mg/L. Chattanooga, TN's 2025 report shows Zinc detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Zinc in drinking water?
The EPA has not set an enforceable federal limit for Zinc. Utilities still report any measured levels in their annual Consumer Confidence Report.
+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 2025 Consumer Confidence Report published by the Chattanooga, TN 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/tn/chattanooga/2025/source.