Disinfection byproducts · 2021

Perchlorate in Rowland Water District, CA tap water

Detected — no federal limit

Rowland Water District, CA's 2021 report shows Perchlorate detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Reported level
Imported Groundwater (CDWC)
0.58–3.5 ug/L

Verbatim from Rowland Water District, CA's 2021 Consumer Confidence Report — source document ↗

About Perchlorate

A chemical used in rocket fuel and fireworks that can also form during disinfection.

Can interfere with thyroid hormone production; has no national enforceable limit but is regulated in some states.

How Rowland Water District, CA compares

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People also ask

+Is there Perchlorate in Rowland Water District, CA tap water?

Yes — Rowland Water District, CA's 2021 Consumer Confidence Report lists Perchlorate at 0.58–3.5 ug/L. Rowland Water District, CA's 2021 report shows Perchlorate detected, but the EPA has not set an enforceable federal limit for it.

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

The EPA has not set an enforceable federal limit for Perchlorate. Utilities still report any measured levels in their annual Consumer Confidence Report.

+What is Perchlorate?

A chemical used in rocket fuel and fireworks that can also form during disinfection. Can interfere with thyroid hormone production; has no national enforceable limit but is regulated in some states.

+Where does this Perchlorate measurement come from?

This page reproduces the Perchlorate entry from the 2021 Consumer Confidence Report published by the Rowland Water District, 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/rowland-water-district/2021/source.

Full report
All Rowland Water District, CA water-quality data →
Every contaminant measured in the 2021 report.
Contaminant pillar
Perchlorate across the U.S. →
Every public water system measuring Perchlorate, ranked.