Metals · 2024
Selenium in Boulder, CO tap water
Boulder, CO's 2024 Selenium measurement is below the federal limit.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level National City Well 4 | Not detected ug/L | None set |
Reported level SD Formation Wells 1 - 11 | 0–19 ug/L | None set |
Reported level Lake Skinner Outlet (Aqueduct) | Not detected ug/L | None set |
Reported level Sweetwater Reservoir | Not detected ug/L | None set |
Reported level National City Well 2 | Not detected ug/L | None set |
Reported level National City Well 3 | Not detected ug/L | None set |
Reported level SD Formation Wells 1 - 11 | 4.6 ug/L | None set |
Reported level Treated Sweetwater Authority Drinking Water | Not detected ug/L | None set |
Verbatim from Boulder, CO's 2024 Consumer Confidence Report — source document ↗
About Selenium
A trace element from natural deposits and industrial discharge.
Essential in tiny amounts, but long-term exposure above the federal limit can cause hair and fingernail loss and circulatory problems.
How Boulder, CO compares
Nearby systems also reporting Selenium:
People also ask
+Is there Selenium in Boulder, CO tap water?
Yes — Boulder, CO's 2024 Consumer Confidence Report lists Selenium at 0–19 ug/L. Boulder, CO's 2024 Selenium measurement is below the federal limit.
+What's the federal limit for Selenium in drinking water?
The EPA has not set an enforceable federal limit for Selenium. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is Selenium?
A trace element from natural deposits and industrial discharge. Essential in tiny amounts, but long-term exposure above the federal limit can cause hair and fingernail loss and circulatory problems.
+Where does this Selenium measurement come from?
This page reproduces the Selenium entry from the 2024 Consumer Confidence Report published by the Boulder, CO 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/co/boulder/2024/source.