Metals · 2024
Boron in El Cerrito, CA tap water
El Cerrito, CA's 2024 Boron measurement is below the federal limit of 1 ug/L (NL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level Sobrante | Not detected ug/L | 1 ug/L NL |
Reported level Lafayette | Not detected ug/L | 1 ug/L NL |
Reported level Orinda | Not detected ug/L | 1 ug/L NL |
Reported level Walnut Creek | Not detected ug/L | 1 ug/L NL |
Average EBMUD Results System | Not detected ug/L | 1 ug/L NL |
Reported level USL | 112 ug/L | 1 ug/L NL |
Verbatim from El Cerrito, CA's 2024 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 El Cerrito, CA compares
5 of the 57 systems measuring Boron on The Water Map have it at or above the federal limit:
Nearby systems also reporting Boron:
People also ask
+Is there Boron in El Cerrito, CA tap water?
Yes — El Cerrito, CA's 2024 Consumer Confidence Report lists Boron at Not detected ug/L. El Cerrito, CA's 2024 Boron measurement is below the federal limit of 1 ug/L (NL).
+What's the federal limit for Boron in drinking water?
The federal NL for Boron is 1 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.
+Which other U.S. cities have Boron over the federal limit?
5 of the 57 systems on The Water Map measuring Boron report it at or above the federal limit. Examples include Oxnard, CA, Burbank, CA, Inglewood, CA.
+Where does this Boron measurement come from?
This page reproduces the Boron entry from the 2024 Consumer Confidence Report published by the El Cerrito, 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/el-cerrito/2024/source.