Metals · 2021
Boron in San Jose Water — San Jose, Ca, CA tap water
San Jose Water — San Jose, Ca, CA's 2021 report shows Boron detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range Mountain Surface Water | Not detected ug/L | 1000 ug/L NL |
Average Groundwater | 160 ug/L | 1000 ug/L NL |
Range Groundwater | 150–160 ug/L | 1000 ug/L NL |
Average VW Surface Water | 162 ug/L | 1000 ug/L NL |
Average Mountain Surface Water | Not detected ug/L | 1000 ug/L NL |
Range VW Surface Water | 122–183 ug/L | 1000 ug/L NL |
Verbatim from San Jose Water — San Jose, Ca, CA's 2021 Consumer Confidence Report — source document ↗
About Boron
A naturally occurring element from rock and soil.
No enforceable federal limit; the EPA has issued a health advisory level.
How San Jose Water — San Jose, Ca, CA compares
Nearby systems also reporting Boron:
People also ask
+Is there Boron in San Jose Water — San Jose, Ca, CA tap water?
Yes — San Jose Water — San Jose, Ca, CA's 2021 Consumer Confidence Report lists Boron at 162 ug/L. San Jose Water — San Jose, Ca, CA's 2021 report shows Boron detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Boron in drinking water?
The federal NL for Boron is 1000 ug/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Boron?
A naturally occurring element from rock and soil. No enforceable federal limit; the EPA has issued a health advisory level.
+Where does this Boron measurement come from?
This page reproduces the Boron entry from the 2021 Consumer Confidence Report published by the San Jose Water — 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/san-jose-water-san-jose-ca/2021/source.