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EWG's Tap Water Database — 2019 UPDATE

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Molybdenum

Arlington County

Molybdenum is a metal that occurs naturally in soil, minerals and water. People who ingest large amounts can have increased levels of uric acid and gout-like symptoms.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20120.558 ppb2416ND - 1.40 ppb
20130.371 ppb2411ND - 1.000 ppb
20140.400 ppb83ND - 1.20 ppb
20150.638 ppb2423ND - 1.10 ppb
20160.771 ppb2421ND - 1.30 ppb
20170.674 ppb23230.400 ppb - 1.10 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 40 ppb

The EWG Health Guideline of 40 ppb for molybdenum was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against metabolic changes and excess formation of uric acid in the blood.

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-27201401280226AMND
2014-01-27201401280252AMND
2014-04-23201404240480AMND
2014-04-23201404240360AMND
2014-07-23201407240340AM1.000 ppb
2014-07-23201407240445AMND
2014-10-22201410230530AM1.000 ppb
2014-10-22201410230313AM1.20 ppb