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EWG's Tap Water Database — 2019 UPDATE

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Vanadium

Signal Hill - City, 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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
20140.455 ppb1110ND - 1.30 ppb
20150.267 ppb330.250 ppb - 0.280 ppb
2016N/A00N/A
2017N/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
2014-05-154E15062-05AND
2014-05-154E15062-07A0.340 ppb
2014-05-154E15062-01A0.230 ppb
2014-05-154E15062-03A0.400 ppb
2014-08-254H25076-03A0.380 ppb
2014-08-254H25076-05A0.390 ppb
2014-08-254H25076-01A0.210 ppb
2014-11-104K10086-03A1.30 ppb
2014-11-104K10086-07A1.30 ppb
2014-11-104K10086-05A0.230 ppb
2014-11-104K10086-01A0.220 ppb
2015-02-245B24073-03A0.270 ppb
2015-02-245B24073-05A0.280 ppb
2015-02-245B24073-01A0.250 ppb