Disinfection byproducts · 2020
Perchlorate in Cal/am Water Company - San Marino — Rosemead, Ca, CA tap water
Cal/am Water Company - San Marino — Rosemead, Ca, CA's 2020 report shows Perchlorate detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Maximum 82% San Marino Distribution System | 3.9 ug/L | None set |
Range 18% MWD Weymouth | Not detected ug/L | None set |
Maximum 18% MWD Weymouth | Not detected ug/L | None set |
Range 82% San Marino Distribution System | 0.74 ug/L | None set |
Verbatim from Cal/am Water Company - San Marino — Rosemead, Ca, CA's 2020 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 Cal/am Water Company - San Marino — Rosemead, Ca, CA compares
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People also ask
+Is there Perchlorate in Cal/am Water Company - San Marino — Rosemead, Ca, CA tap water?
Yes — Cal/am Water Company - San Marino — Rosemead, Ca, CA's 2020 Consumer Confidence Report lists Perchlorate at 3.9 ug/L. Cal/am Water Company - San Marino — Rosemead, Ca, CA's 2020 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 2020 Consumer Confidence Report published by the Cal/am Water Company - San Marino — Rosemead, 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/cal-am-water-company-san-marino-rosemead-ca/2020/source.