Metals · 2024
Vanadium in Boulder, CO tap water
Boulder, CO's 2024 report shows Vanadium detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level National City Well 4 | 13–14 ug/L | 50 ug/L NL |
Reported level SD Formation Wells 1 - 11 | 0–4.7 ug/L | 50 ug/L NL |
Reported level Lake Skinner Outlet (Aqueduct) | Not detected ug/L | 50 ug/L NL |
Reported level Sweetwater Reservoir | 3.4–6.9 ug/L | 50 ug/L NL |
Reported level Treated¹ Sweetwater Authority Drinking Water | 0–8 ug/L | 50 ug/L NL |
Reported level National City Well 2 | 17 ug/L | 50 ug/L NL |
Reported level National City Well 3 | Not detected ug/L | 50 ug/L NL |
Reported level National City Well 4 | 14 ug/L | 50 ug/L NL |
Reported level National City Well 2 | 14–19 ug/L | 50 ug/L NL |
Reported level SD Formation Wells 1 - 11 | Not detected ug/L | 50 ug/L NL |
Reported level Sweetwater Reservoir | 5.2 ug/L | 50 ug/L NL |
Reported level Treated¹ Sweetwater Authority Drinking Water | 2.6 ug/L | 50 ug/L NL |
Verbatim from Boulder, CO's 2024 Consumer Confidence Report — source document ↗
People also ask
+Is there Vanadium in Boulder, CO tap water?
Yes — Boulder, CO's 2024 Consumer Confidence Report lists Vanadium at 14–19 ug/L. Boulder, CO's 2024 report shows Vanadium detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Vanadium in drinking water?
The federal NL for Vanadium is 50 ug/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+Where does this Vanadium measurement come from?
This page reproduces the Vanadium 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.