Metals · 2024
Chromium, Hexavalent in Concord, CA tap water
Concord, CA's 2024 Consumer Confidence Report shows Chromium, Hexavalent at or above the federal limit (0.02 ug/L MCLG). Measured value is 5.5× the threshold.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range Range Detected | 0–0.14 ug/L | 0.02 ug/L MCLG |
Average System-wide | 0.11 ug/L | 0.02 ug/L MCLG |
Average System-wide | 0.11 ug/L | 0.02 ug/L MCLG |
Average System-wide | 0.11 ug/L | 0.02 ug/L MCLG |
Range Range Detected | 0–0.14 ug/L | 0.02 ug/L MCLG |
Range Range Detected | 0–0.14 ug/L | 0.02 ug/L MCLG |
Range Range Detected | 0–0.14 ug/L | 0.02 ug/L MCLG |
Average System-wide | 0.11 ug/L | 0.02 ug/L MCLG |
Verbatim from Concord, CA's 2024 Consumer Confidence Report — source document ↗
About 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.
How Concord, CA compares
5 of the 98 systems measuring Chromium, Hexavalent on The Water Map have it at or above the federal limit:
Nearby systems also reporting Chromium, Hexavalent:
People also ask
+Is there Chromium, Hexavalent in Concord, CA tap water?
Yes — Concord, CA's 2024 Consumer Confidence Report lists Chromium, Hexavalent at 0.11 ug/L. Concord, CA's 2024 Consumer Confidence Report shows Chromium, Hexavalent at or above the federal limit (0.02 ug/L MCLG). Measured value is 5.5× the threshold.
+What's the federal limit for Chromium, Hexavalent in drinking water?
The federal MCLG for Chromium, Hexavalent is 0.02 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 Concord, 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/concord/2024/source.