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EWG's Tap Water Database — 2021 UPDATE

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Molybdenum

City of Columbia

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
20141.30 ppb84ND - 2.80 ppb
20150.750 ppb84ND - 2.00 ppb
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
2014-07-14201407160691AMND
2014-07-14201407160626AMND
2014-07-14201407160604AM2.80 ppb
2014-07-14201407160557AM2.60 ppb
2014-10-14201410160419AM2.50 ppb
2014-10-14201410160417AMND
2014-10-28201410300179AM2.50 ppb
2014-10-28201410300184AMND
2015-01-13201501150661AMND
2015-01-13201501150679AMND
2015-01-13201501150451AM1.10 ppb
2015-01-13201501150478AM1.10 ppb
2015-04-14201504160399AMND
2015-04-14201504160335AMND
2015-04-14201504160290AM1.80 ppb
2015-04-14201504160447AM2.00 ppb