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EWG's Tap Water Database — 2021 UPDATE

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Molybdenum

Washington Suburban Sanitary Commission

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND80ND
2014ND80ND
2015N/A00N/A
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 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
2013-07-15201307160497AMND
2013-07-15201307160419AMND
2013-07-16201307170619AMND
2013-07-16201307170625AMND
2013-10-21201310220261AMND
2013-10-21201310220201AMND
2013-10-21201310220173AMND
2013-10-21201310220211AMND
2014-01-21201401220157AMND
2014-01-21201401220159AMND
2014-01-21201401220135AMND
2014-01-21201401220119AMND
2014-04-14201404150446AMND
2014-04-14201404150437AMND
2014-04-15201404160604AMND
2014-04-15201404160571AMND