Radionuclides · 2024
Gross Beta Particle Activity in Boulder, CO tap water
Boulder, CO's 2024 report shows Gross Beta Particle Activity detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level SD Formation Wells 1 - 11 | 4.7–7.4 pCi/L | None set |
Reported level Lake Skinner Outlet (Aqueduct) | 0–5 pCi/L | None set |
Reported level Sweetwater Reservoir | 0–4.4 pCi/L | None set |
Reported level SD Formation Wells 1 - 11 | 5.8 pCi/L | None set |
Reported level Lake Skinner Outlet (Aqueduct) | Not detected pCi/L | None set |
Reported level Sweetwater Reservoir | 3.8 pCi/L | None set |
Verbatim from Boulder, CO's 2024 Consumer Confidence Report — source document ↗
About Gross Beta Particle Activity
Gross beta particle activity — a combined measure of beta-emitting radioactive substances.
Long-term exposure above the federal screening level increases cancer risk.
How Boulder, CO compares
Nearby systems also reporting Gross Beta Particle Activity:
People also ask
+Is there Gross Beta Particle Activity in Boulder, CO tap water?
Yes — Boulder, CO's 2024 Consumer Confidence Report lists Gross Beta Particle Activity at 4.7–7.4 pCi/L. Boulder, CO's 2024 report shows Gross Beta Particle Activity detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Gross Beta Particle Activity in drinking water?
The EPA has not set an enforceable federal limit for Gross Beta Particle Activity. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is Gross Beta Particle Activity?
Gross beta particle activity — a combined measure of beta-emitting radioactive substances. Long-term exposure above the federal screening level increases cancer risk.
+Where does this Gross Beta Particle Activity measurement come from?
This page reproduces the Gross Beta Particle Activity 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.