Metals · 2025

Chromium, Hexavalent in Pasadena Water and Power, CA tap water

Within the federal limit· 0.5× the limit

Pasadena Water and Power, CA's 2025 Chromium, Hexavalent measurement is below the federal limit of 10 UG/L (MCL).

The measurement

StatisticValue
Highest single sample
Entry point
5.7 UG/L
Average
Entry point
2.533333333333333 UG/L
Highest single sample
Source water
8.9 UG/L
Average
Source water
5.2153846153846155 UG/L

Verbatim from Pasadena Water and Power, CA's 2025 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 Pasadena Water and Power, CA compares

5 of the 178 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 Pasadena Water and Power, CA tap water?

Yes — Pasadena Water and Power, CA's 2025 Consumer Confidence Report lists Chromium, Hexavalent at 5.2153846153846155 UG/L. Pasadena Water and Power, CA's 2025 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 178 systems on The Water Map measuring Chromium, Hexavalent report it at or above the federal limit. Examples include Santa Rosa, CA, Diablo Water District, CA, Golden State Water Company, CA.

+Where does this Chromium, Hexavalent measurement come from?

This page reproduces the Chromium, Hexavalent entry from the 2025 Consumer Confidence Report published by the Pasadena Water and Power, 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/pasadena-water-and-power/2025/source.

Full report
All Pasadena Water and Power, CA water-quality data →
Every contaminant measured in the 2025 report.
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