Inorganic chemicals · 2026
Cyanide in City of Vacaville, CA tap water
City of Vacaville, CA's 2026 Consumer Confidence Report tested for Cyanide and reported no detectable amount.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Highest single sample Other | Not detected UG/L | 150 UG/L MCL |
Highest single sample Source water | Not detected UG/L | 150 UG/L MCL |
Verbatim from City of Vacaville, CA's 2026 Consumer Confidence Report — source document ↗
How City of Vacaville, CA compares
2 of the 189 systems measuring Cyanide on The Water Map have it at or above the federal limit:
Nearby systems also reporting Cyanide:
People also ask
+Is there Cyanide in City of Vacaville, CA tap water?
City of Vacaville, CA's 2026 Consumer Confidence Report tested for Cyanide and found no detectable amount.
+What's the federal limit for Cyanide in drinking water?
The federal MCL for Cyanide is 150 UG/L. 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 Cyanide over the federal limit?
2 of the 189 systems on The Water Map measuring Cyanide report it at or above the federal limit. Examples include Mcallen, TX, Odessa, TX.
+Where does this Cyanide measurement come from?
This page reproduces the Cyanide entry from the 2026 Consumer Confidence Report published by the City of Vacaville, CA 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/ca/vacaville/2026/source.