Vanadium

Charlotte Water

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	0.618 ppb	6	6	0.540 ppb - 0.700 ppb
2014	0.534 ppb	18	18	0.410 ppb - 0.750 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
2013-10-30	35114055005AM	0.540 ppb
2013-10-30	35114055009AM	0.600 ppb
2013-10-30	35114055001AM	0.700 ppb
2013-10-30	35114055003AM	0.640 ppb
2013-10-30	35114055007AM	0.550 ppb
2013-10-30	35114055011AM	0.680 ppb
2014-01-30	35124487001AM	0.440 ppb
2014-01-30	35124487003AM	0.460 ppb
2014-01-30	35124487007AM	0.440 ppb
2014-01-30	35124487005AM	0.420 ppb
2014-01-30	35124487011AM	0.430 ppb
2014-01-30	35124487013AM	0.410 ppb
2014-04-29	35136065009AM	0.540 ppb
2014-04-29	35136065011AM	0.500 ppb
2014-04-29	35136065001AM	0.540 ppb
2014-04-29	35136065005AM	0.520 ppb
2014-04-29	35136065003AM	0.470 ppb
2014-04-29	35136065007AM	0.490 ppb
2014-07-30	35148391009AM	0.650 ppb
2014-07-30	35148391005AM	0.660 ppb
2014-07-30	35148391007AM	0.660 ppb
2014-07-30	35148391002AM	0.640 ppb
2014-07-30	35148391001AM	0.750 ppb
2014-07-31	35148391011AM	0.600 ppb