Yes — Butler, WI's 2024 Consumer Confidence Report lists Chromium, Hexavalent at 0.15 ug/L. Butler, WI's 2024 report shows Chromium, Hexavalent detected, but the EPA has not set an enforceable federal limit for it.

+What's the federal limit for Chromium, Hexavalent in drinking water?

The EPA has not set an enforceable federal limit for Chromium, Hexavalent. Utilities still report any measured levels in their annual Consumer Confidence Report.

+What is Chromium, Hexavalent?

Hexavalent chromium ('chromium-6') — the more toxic form of chromium. A known carcinogen by inhalation; regulated nationally only within the total-chromium limit, with stricter limits in some states.

+Which other U.S. cities have Chromium, Hexavalent over the federal limit?

5 of the 98 systems on The Water Map measuring Chromium, Hexavalent report it at or above the federal limit. Examples include Pasadena, CA, Fontana, CA, Santa Rosa, CA.

+Where does this Chromium, Hexavalent measurement come from?

This page reproduces the Chromium, Hexavalent entry from the 2024 Consumer Confidence Report published by the Butler, WI 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/wi/butler/2024/source.

Full report

All Butler, WI water-quality data →

Every contaminant measured in the 2024 report.

Contaminant pillar

Chromium, Hexavalent across the U.S. →

Every public water system measuring Chromium, Hexavalent, ranked.