Vanadium

Butte-Silver Bow Water Department

Vanadium is a metal used in steels and other alloys. People are commonly exposed to vanadium in water and food. Excessive exposure can be toxic during pregnancy and childhood.

MORE ABOUT THIS CONTAMINANT

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Detections	Range of results
2013	0.678 ppb	12	12	0.211 ppb - 1.19 ppb
2014	0.501 ppb	12	12	0.285 ppb - 0.844 ppb
2015	N/A	0	0	N/A
2016	N/A	0	0	N/A
2017	N/A	0	0	N/A
2018	N/A	0	0	N/A
2019	N/A	0	0	N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 21 ppb

The EWG Health Guideline of 21 ppb for vanadium was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against change in blood chemistry.

ppb = parts per billion

All test results

Date	Lab ID	Result
2013-07-10	201303439	1.13 ppb
2013-07-10	201303437	0.669 ppb
2013-07-10	201303441	0.786 ppb
2013-07-10	201303445	0.559 ppb
2013-07-10	201303443	0.968 ppb
2013-07-10	201303447	0.676 ppb
2013-10-17	201305600	0.458 ppb
2013-10-17	201305594	0.211 ppb
2013-10-17	201305598	0.232 ppb
2013-10-17	201305596	0.547 ppb
2013-10-30	201305881	0.704 ppb
2013-10-30	201305879	1.19 ppb
2014-01-16	201400293	0.468 ppb
2014-01-16	201400283	0.351 ppb
2014-01-16	201400287	0.487 ppb
2014-01-16	201400285	0.844 ppb
2014-01-16	201400291	0.607 ppb
2014-01-16	201400289	0.286 ppb
2014-04-28	201401599	0.795 ppb
2014-04-28	201401601	0.335 ppb
2014-04-28	201401607	0.401 ppb
2014-04-28	201401605	0.688 ppb
2014-04-28	201401603	0.285 ppb
2014-04-28	201401597	0.459 ppb