Metals · 2025
Aluminum in Columbus, OH tap water
Columbus, OH's 2025 report shows Aluminum detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level Columbus Water | 0.016 mg/L | None set |
Verbatim from Columbus, OH's 2025 Consumer Confidence Report — source document ↗
About Aluminum
A common element sometimes used as a treatment coagulant.
Regulated only as a secondary (cosmetic) standard; high levels can discolor water.
How Columbus, OH compares
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People also ask
+Is there Aluminum in Columbus, OH tap water?
Yes — Columbus, OH's 2025 Consumer Confidence Report lists Aluminum at 0.016 mg/L. Columbus, OH's 2025 report shows Aluminum detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Aluminum in drinking water?
The EPA has not set an enforceable federal limit for Aluminum. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is Aluminum?
A common element sometimes used as a treatment coagulant. Regulated only as a secondary (cosmetic) standard; high levels can discolor water.
+Where does this Aluminum measurement come from?
This page reproduces the Aluminum 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.