VOCs & pesticides · 2020
Trichloroethylene in California Domestic Water Company — Whittier, Ca, CA tap water
California Domestic Water Company — Whittier, Ca, CA's 2020 Consumer Confidence Report shows Trichloroethylene at or above the federal limit (5 ug/L MCL). Measured value is 3.7× the threshold.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average Bassett Wellfield (Raw Groundwater) | 18.6 ug/L | 5 ug/L MCL |
Range Bassett Wellfield (Raw Groundwater) | 0–71 ug/L | 5 ug/L MCL |
Average SGVWC (Purchased Water) | Not detected ug/L | 5 ug/L MCL |
Range SGVWC (Purchased Water) | Not detected ug/L | 5 ug/L MCL |
Average Distribution (Treated Water) | 0.7 ug/L | 5 ug/L MCL |
Range Distribution (Treated Water) | 0–1.5 ug/L | 5 ug/L MCL |
Verbatim from California Domestic Water Company — Whittier, Ca, CA's 2020 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 Domestic Water Company — Whittier, Ca, CA compares
3 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 Domestic Water Company — Whittier, Ca, CA tap water?
Yes — California Domestic Water Company — Whittier, Ca, CA's 2020 Consumer Confidence Report lists Trichloroethylene at 18.6 ug/L. California Domestic Water Company — Whittier, Ca, CA's 2020 Consumer Confidence Report shows Trichloroethylene at or above the federal limit (5 ug/L MCL). Measured value is 3.7× the threshold.
+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?
3 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, La Verne, City Wd — La Verne, 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 2020 Consumer Confidence Report published by the California Domestic Water Company — Whittier, 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-domestic-water-company-whittier-ca/2020/source.