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EWG's Tap Water Database — 2021 UPDATE

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Vanadium

Madison Water Utility

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.

 

58

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
20150.0552 ppb5811ND - 0.400 ppb
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/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
2015-03-093201771ND
2015-03-0932016910.300 ppb
2015-03-093201715ND
2015-03-093201821ND
2015-03-093201810ND
2015-03-093201832ND
2015-03-093201799ND
2015-03-093201751ND
2015-03-1032023320.300 ppb
2015-03-103202315ND
2015-03-103202475ND
2015-03-1032023260.300 ppb
2015-03-1032024160.200 ppb
2015-03-103202387ND
2015-03-103202431ND
2015-03-103202355ND
2015-03-103202401ND
2015-03-103202304ND
2015-03-1032024560.200 ppb
2015-03-113203972ND
2015-03-113203980ND
2015-04-083222187ND
2015-04-093222173ND
2015-05-193245231ND
2015-05-193245220ND
2015-05-213248060ND
2015-05-273250683ND
2015-07-0832765840.300 ppb
2015-07-213284354ND
2015-09-013313062ND
2015-09-1433213870.300 ppb
2015-09-1433214130.400 ppb
2015-09-153322733ND
2015-09-153322759ND
2015-09-153322632ND
2015-09-153322755ND
2015-09-153322849ND
2015-09-153322668ND
2015-09-153322692ND
2015-09-153322781ND
2015-09-153322821ND
2015-09-153322744ND
2015-09-153322869ND
2015-09-153322681ND
2015-09-163324049ND
2015-09-163324079ND
2015-09-163323911ND
2015-09-163324053ND
2015-09-163323922ND
2015-09-1633239260.300 ppb
2015-09-163323900ND
2015-09-1633239370.300 ppb
2015-09-163324019ND
2015-09-163324005ND
2015-10-143341697ND
2015-10-1433417120.300 ppb
2015-10-143341741ND
2015-12-293380096ND