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EWG's Tap Water Database — 2021 UPDATE

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Molybdenum

Dtma Main System

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.

 

44

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20142.24 ppb4423ND - 9.10 ppb
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
2014-02-18104902PND
2014-02-18104908P7.02 ppb
2014-02-18104906PND
2014-02-18104900PND
2014-02-18304807P7.44 ppb
2014-02-18104905P1.24 ppb
2014-02-18304808P3.97 ppb
2014-02-18104907P1.32 ppb
2014-02-18304803PND
2014-02-18304804PND
2014-02-18304805PND
2014-02-19104909P1.84 ppb
2014-02-19104910P7.26 ppb
2014-02-19104911P7.28 ppb
2014-02-19304806PND
2014-02-19104899P2.72 ppb
2014-02-19104912P3.09 ppb
2014-02-19104904PND
2014-02-19104903PND
2014-02-19104901PND
2014-05-21307040PND
2014-05-21106963P2.40 ppb
2014-08-18308925PND
2014-08-18308922PND
2014-08-18108930P6.60 ppb
2014-08-18108938PND
2014-08-18108937PND
2014-08-18108935PND
2014-08-18108932PND
2014-08-19108927P9.10 ppb
2014-08-19108920P8.20 ppb
2014-08-19108928P3.70 ppb
2014-08-19108929P3.60 ppb
2014-08-19108936P2.70 ppb
2014-08-19308924P1.10 ppb
2014-08-19108934PND
2014-08-19108926PND
2014-08-20308939P6.20 ppb
2014-08-20108931P1.60 ppb
2014-08-20108933P1.20 ppb
2014-08-20308923PND
2014-08-26308921P4.80 ppb
2014-11-18309769PND
2014-11-24109694P3.98 ppb