VOCs & pesticides · 2023

Trichloroethylene in California Water Service - Stockton — San Jose, Ca, CA tap water

Within the federal limit

California Water Service - Stockton — San Jose, Ca, CA's 2023 Trichloroethylene measurement is below the federal limit of 5 ug/L (MCL).

The measurement

StatisticValue
Range
Groundwater
0–0.56 ug/L
Average
Groundwater
Not detected ug/L
Reported level
Sewd
Not detected ug/L

Verbatim from California Water Service - Stockton — San Jose, Ca, CA's 2023 Consumer Confidence Report — source document ↗

About Trichloroethylene

An industrial solvent (TCE) used in metal degreasing.

A known human carcinogen; long-term exposure above the federal limit can damage the liver.

How California Water Service - Stockton — San Jose, Ca, CA compares

4 of the 117 systems measuring Trichloroethylene on The Water Map have it at or above the federal limit:

Nearby systems also reporting Trichloroethylene:

People also ask

+Is there Trichloroethylene in California Water Service - Stockton — San Jose, Ca, CA tap water?

Yes — California Water Service - Stockton — San Jose, Ca, CA's 2023 Consumer Confidence Report lists Trichloroethylene at Not detected ug/L. California Water Service - Stockton — San Jose, Ca, CA's 2023 Trichloroethylene measurement is below the federal limit of 5 ug/L (MCL).

+What's the federal limit for Trichloroethylene in drinking water?

The federal MCL for Trichloroethylene is 5 ug/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.

+What is Trichloroethylene?

An industrial solvent (TCE) used in metal degreasing. A known human carcinogen; long-term exposure above the federal limit can damage the liver.

+Which other U.S. cities have Trichloroethylene over the federal limit?

4 of the 117 systems on The Water Map measuring Trichloroethylene report it at or above the federal limit. Examples include California Domestic Water Company — Whittier, Ca, CA, California Domestic Water Company — Whittier, Ca, CA, La Verne, City Wd — La Verne, Ca, CA.

+Where does this Trichloroethylene measurement come from?

This page reproduces the Trichloroethylene entry from the 2023 Consumer Confidence Report published by the California Water Service - Stockton — San Jose, Ca, 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/california-water-service-stockton-san-jose-ca/2023/source.

Full report
All California Water Service - Stockton — San Jose, Ca, CA water-quality data →
Every contaminant measured in the 2023 report.
Contaminant pillar
Trichloroethylene across the U.S. →
Every public water system measuring Trichloroethylene, ranked.