Yes — Santa Ana, CA's 2024 Consumer Confidence Report lists Chromium, Hexavalent at 1.4 ug/L. Santa Ana, CA's 2024 Chromium, Hexavalent measurement is below the federal limit of 10 ug/L (MCL).

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

The federal MCL for Chromium, Hexavalent is 10 ug/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.

+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 Santa Ana, 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/santa-ana/2024/source.

Full report

All Santa Ana, CA 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.