VOCs & pesticides · 2025
Simazine in Columbus, OH tap water
Columbus, OH's 2025 Consumer Confidence Report shows Simazine at or above the federal limit (4 MCL). Measured value is 506.3× the threshold.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level Dublin Road Water Plant | 0.01 | 4 MCL |
Reported level Hap Cremean Water Plant | Not detected | 4 MCL |
Reported level Parsons Avenue Water Plant | Not detected | 4 MCL |
Range Dublin Road Water Plant | 0–0.06 | 4 MCL |
Reported level Columbus Water | 0 | 0.004 MCL |
Reported level When we checked | 2025 | 4 MCL |
Range Hap Cremean Water Plant | Not detected | 4 MCL |
Range Parsons Avenue Water Plant | Not detected | 4 MCL |
Verbatim from Columbus, OH's 2025 Consumer Confidence Report — source document ↗
How Columbus, OH compares
1 of the 34 systems measuring Simazine on The Water Map have it at or above the federal limit:
Nearby systems also reporting Simazine:
People also ask
+Is there Simazine in Columbus, OH tap water?
Yes — Columbus, OH's 2025 Consumer Confidence Report lists Simazine at 2025. Columbus, OH's 2025 Consumer Confidence Report shows Simazine at or above the federal limit (4 MCL). Measured value is 506.3× the threshold.
+What's the federal limit for Simazine in drinking water?
The federal MCL for Simazine is 4 . The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+Which other U.S. cities have Simazine over the federal limit?
1 of the 34 systems on The Water Map measuring Simazine report it at or above the federal limit. Examples include Charlotte, NC.
+Where does this Simazine measurement come from?
This page reproduces the Simazine 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.