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EWG's Tap Water Database — 2021 UPDATE

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Molybdenum

Firgrove Mutual Inc

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.

MORE ABOUT THIS CONTAMINANT

 

30

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.708 ppb122ND - 4.90 ppb
2015ND180ND
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
2014-11-17201411190452AM3.60 ppb
2014-11-17201411190378AMND
2014-11-17201411190437AMND
2014-11-17201411190490AMND
2014-11-17201411190454AMND
2014-11-17201411190450AM4.90 ppb
2014-11-17201411190403AMND
2014-11-17201411190338AMND
2014-11-17201411190435AMND
2014-11-17201411190528AMND
2014-12-12201412160672AMND
2014-12-12201412160628AMND
2015-02-13201502160119AMND
2015-02-13201502160121AMND
2015-03-13201503170797AMND
2015-05-18201505210078AMND
2015-05-18201505200268AMND
2015-05-18201505200365AMND
2015-05-18201505200651AMND
2015-05-18201505200274AMND
2015-05-18201505200243AMND
2015-05-18201505210076AMND
2015-05-18201505200655AMND
2015-05-18201505200262AMND
2015-05-18201505200251AMND
2015-05-18201505210080AMND
2015-05-18201505200407AMND
2015-05-18201505200247AMND
2015-08-21201508250623AMND
2015-10-13201510080281AMND