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EWG's Tap Water Database — 2021 UPDATE

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Molybdenum

City of Flagstaff

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.

 

43

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND180ND
2014ND250ND
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
2013-10-23201310240398AMND
2013-10-23201310240365AMND
2013-10-24201310250061AMND
2013-10-24201310250096AMND
2013-10-24201310250100AMND
2013-10-24201310250063AMND
2013-10-24201310250103AMND
2013-10-24201310250090AMND
2013-10-24201310250083AMND
2013-10-24201310250094AMND
2013-10-29201310300118AMND
2013-10-29201310300044AMND
2013-10-29201310300068AMND
2013-10-29201310300042AMND
2013-10-30201310310113AMND
2013-10-30201310310165AMND
2013-10-31201311010185AMND
2013-10-31201311010176AMND
2014-01-29201401300212AMND
2014-01-29201401300186AMND
2014-01-29201401300194AMND
2014-04-30201405020261AMND
2014-04-30201405020179AMND
2014-04-30201405020177AMND
2014-04-30201405020267AMND
2014-04-30201405020163AMND
2014-04-30201405020263AMND
2014-04-30201405020259AMND
2014-04-30201405020175AMND
2014-04-30201405020165AMND
2014-04-30201405020187AMND
2014-04-30201405020189AMND
2014-04-30201405020183AMND
2014-05-02201405060311AMND
2014-05-02201405060313AMND
2014-05-29201405300269AMND
2014-05-29201405300241AMND
2014-06-12201406130272AMND
2014-06-12201406130296AMND
2014-07-17201407180219AMND
2014-07-17201407180226AMND
2014-07-17201407180221AMND
2014-07-17201407180230AMND