Vanadium

City of Post Falls

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	0.204 ppb	12	8	ND - 0.340 ppb
2014	0.251 ppb	12	10	ND - 0.348 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
2013-11-14	131118001-007	0.319 ppb
2013-11-14	131118001-011	0.340 ppb
2013-11-14	131118001-012	0.261 ppb
2013-11-14	131118001-003	0.326 ppb
2013-11-14	131118001-001	0.312 ppb
2013-11-14	131118001-002	ND
2013-11-14	131118001-006	0.324 ppb
2013-11-14	131118001-004	ND
2013-11-14	131118001-008	ND
2013-11-14	131118001-009	0.320 ppb
2013-11-14	131118001-010	0.240 ppb
2013-11-14	131118001-005	ND
2014-05-12	140513061-002	0.333 ppb
2014-05-12	140513061-003	0.347 ppb
2014-05-12	140513061-006	0.253 ppb
2014-05-12	140513061-005	0.348 ppb
2014-05-13	140513061-011	0.271 ppb
2014-05-13	140513061-010	ND
2014-05-13	140513061-008	0.344 ppb
2014-05-13	140513061-007	0.290 ppb
2014-05-13	140513061-004	ND
2014-05-13	140513061-001	0.288 ppb
2014-05-13	140513061-009	0.277 ppb
2014-05-13	140513061-012	0.255 ppb