Disinfection byproducts · 2024
Perchlorate in Santa Clara, CA tap water
Santa Clara, CA's 2024 report shows Perchlorate detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range CSC Well Water | 0–1.1 ug/L | None set |
Average CSC Well Water | Not detected ug/L | None set |
Range SFPUC | Not detected ug/L | None set |
Average SFPUC | Not detected ug/L | None set |
Range Valley Water | Not detected ug/L | None set |
Average Valley Water | Not detected ug/L | None set |
Verbatim from Santa Clara, CA's 2024 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 Santa Clara, CA compares
Nearby systems also reporting Perchlorate:
People also ask
+Is there Perchlorate in Santa Clara, CA tap water?
Yes — Santa Clara, CA's 2024 Consumer Confidence Report lists Perchlorate at Not detected ug/L. Santa Clara, CA's 2024 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 2024 Consumer Confidence Report published by the Santa Clara, 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/santa-clara/2024/source.