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EWG's Tap Water Database — 2019 UPDATE

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Vanadium

Three Valleys Municipal Water District

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20123.17 ppb32ND - 6.40 ppb
20131.70 ppb21ND - 3.40 ppb
20145.07 ppb333.80 ppb - 6.40 ppb
20155.43 ppb335.00 ppb - 5.90 ppb
20167.67 ppb336.30 ppb - 9.60 ppb
20173.58 ppb42ND - 7.30 ppb

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
2012-03-213761-002-1100ND
2012-04-173761-002-11003.10 ppb
2012-07-183761-004-07526.40 ppb
2013-03-053761-002-1040ND
2013-04-163761-002-09503.40 ppb
2014-03-113761-002-10303.80 ppb
2014-04-153761-002-00005.00 ppb
2014-08-263761-004-10006.40 ppb
2015-03-103761-002-09305.40 ppb
2015-04-213761-002-08455.00 ppb
2015-07-143761-004-08325.90 ppb
2016-03-153761-002-09007.10 ppb
2016-04-193761-002-07459.60 ppb
2016-07-193761-004-09456.30 ppb
2017-03-213761-002-0730ND
2017-04-183761-002-1230ND
2017-05-163761-004-09007.30 ppb
2017-07-183761-004-09007.00 ppb