Disinfection byproducts · 2022

Chlorate in Commerce-city, Water Dept. — San Jose, Ca, CA tap water

Detected — no federal limit

Commerce-city, Water Dept. — San Jose, Ca, CA's 2022 report shows Chlorate detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Range
Central Basin MWD
0–19 ug/L
Average
Central Basin MWD
9.5 ug/L

Verbatim from Commerce-city, Water Dept. — San Jose, Ca, CA's 2022 Consumer Confidence Report — source document ↗

About Chlorate

A byproduct that can form during disinfection, especially when hypochlorite solutions degrade.

Has no enforceable federal limit but is on the EPA contaminant candidate list; high levels can affect the thyroid.

How Commerce-city, Water Dept. — San Jose, Ca, CA compares

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People also ask

+Is there Chlorate in Commerce-city, Water Dept. — San Jose, Ca, CA tap water?

Yes — Commerce-city, Water Dept. — San Jose, Ca, CA's 2022 Consumer Confidence Report lists Chlorate at 9.5 ug/L. Commerce-city, Water Dept. — San Jose, Ca, CA's 2022 report shows Chlorate detected, but the EPA has not set an enforceable federal limit for it.

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

The federal NL for Chlorate is 800 ug/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.

+What is Chlorate?

A byproduct that can form during disinfection, especially when hypochlorite solutions degrade. Has no enforceable federal limit but is on the EPA contaminant candidate list; high levels can affect the thyroid.

+Where does this Chlorate measurement come from?

This page reproduces the Chlorate entry from the 2022 Consumer Confidence Report published by the Commerce-city, Water Dept. — 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/commerce-city-water-dept-san-jose-ca/2022/source.

Full report
All Commerce-city, Water Dept. — San Jose, Ca, CA water-quality data →
Every contaminant measured in the 2022 report.
Contaminant pillar
Chlorate across the U.S. →
Every public water system measuring Chlorate, ranked.