Disinfection byproducts · 2023
Perchlorate in San Bernardino City — San Bernardino, Ca, CA tap water
San Bernardino City — San Bernardino, Ca, CA's 2023 report shows Perchlorate detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average Local Groundwater Average Value | 0.86 | None set |
Range Local Groundwater Range (low-high) | 0–3.7 | None set |
Verbatim from San Bernardino City — San Bernardino, Ca, CA's 2023 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 San Bernardino City — San Bernardino, Ca, CA compares
Nearby systems also reporting Perchlorate:
People also ask
+Is there Perchlorate in San Bernardino City — San Bernardino, Ca, CA tap water?
Yes — San Bernardino City — San Bernardino, Ca, CA's 2023 Consumer Confidence Report lists Perchlorate at 0.86. San Bernardino City — San Bernardino, Ca, CA's 2023 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 2023 Consumer Confidence Report published by the San Bernardino City — San Bernardino, 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/san-bernardino-city-san-bernardino-ca/2023/source.