VOCs & pesticides · 2021
Tetrachloroethylene in Norwalk - City, Water Dept. — Norwalk, Ca, CA tap water
Norwalk - City, Water Dept. — Norwalk, Ca, CA's 2021 Tetrachloroethylene measurement is below the federal limit of 5 ug/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average Groundwater | 0.44 ug/L | 5 ug/L MCL |
Range Groundwater | 0–2 ug/L | 5 ug/L MCL |
Average MWD's Surface Water | Not detected ug/L | 5 ug/L MCL |
Range MWD's Surface Water | Not detected ug/L | 5 ug/L MCL |
Verbatim from Norwalk - City, Water Dept. — Norwalk, Ca, CA's 2021 Consumer Confidence Report — source document ↗
About Tetrachloroethylene
An industrial solvent (PCE) used in dry cleaning and degreasing.
A likely human carcinogen; long-term exposure above the federal limit can damage the liver and kidneys.
How Norwalk - City, Water Dept. — Norwalk, Ca, CA compares
1 of the 26 CA systems measuring Tetrachloroethylene on The Water Map have it at or above the federal limit:
Nearby systems also reporting Tetrachloroethylene:
People also ask
+Is there Tetrachloroethylene in Norwalk - City, Water Dept. — Norwalk, Ca, CA tap water?
Yes — Norwalk - City, Water Dept. — Norwalk, Ca, CA's 2021 Consumer Confidence Report lists Tetrachloroethylene at 0.44 ug/L. Norwalk - City, Water Dept. — Norwalk, Ca, CA's 2021 Tetrachloroethylene measurement is below the federal limit of 5 ug/L (MCL).
+What's the federal limit for Tetrachloroethylene in drinking water?
The federal MCL for Tetrachloroethylene 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 Tetrachloroethylene?
An industrial solvent (PCE) used in dry cleaning and degreasing. A likely human carcinogen; long-term exposure above the federal limit can damage the liver and kidneys.
+Which other U.S. cities have Tetrachloroethylene over the federal limit?
1 of the 26 CA systems on The Water Map measuring Tetrachloroethylene report it at or above the federal limit. Examples include California Domestic Water Company — Whittier, Ca, CA.
+Where does this Tetrachloroethylene measurement come from?
This page reproduces the Tetrachloroethylene entry from the 2021 Consumer Confidence Report published by the Norwalk - City, Water Dept. — Norwalk, 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/norwalk-city-water-dept-norwalk-ca/2021/source.