Metals · 2025
Cadmium in Columbus, OH tap water
Columbus, OH's 2025 Consumer Confidence Report shows Cadmium at or above the federal limit (0.005 MCL). Measured value is 405000.0× the threshold.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level Columbus Water | 0 | 0.005 MCL |
Reported level When we checked | 2025 mg/L | 0.005 mg/L MCL |
Reported level Dublin Road Water Plant | Not detected mg/L | 0.005 mg/L MCL |
Range Dublin Road Water Plant | Not detected mg/L | 0.005 mg/L MCL |
Reported level Hap Cremean Water Plant | 0.001 mg/L | 0.005 mg/L MCL |
Verbatim from Columbus, OH's 2025 Consumer Confidence Report — source document ↗
How Columbus, OH compares
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People also ask
+Is there Cadmium in Columbus, OH tap water?
Yes — Columbus, OH's 2025 Consumer Confidence Report lists Cadmium at 2025 mg/L. Columbus, OH's 2025 Consumer Confidence Report shows Cadmium at or above the federal limit (0.005 MCL). Measured value is 405000.0× the threshold.
+What's the federal limit for Cadmium in drinking water?
The federal MCL for Cadmium is 0.005 . The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+Where does this Cadmium measurement come from?
This page reproduces the Cadmium 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.