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EWG's Tap Water Database — 2021 UPDATE

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Molybdenum

City of Pendleton

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
20130.563 ppb83ND - 1.90 ppb
20140.200 ppb81ND - 1.60 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
2013-07-1710388670031.000 ppb
2013-07-171038867001ND
2013-07-171038867005ND
2013-07-291040683001ND
2013-07-2910406830031.90 ppb
2013-07-2910406830061.60 ppb
2013-10-091053287001ND
2013-10-091053287003ND
2014-01-151068239006ND
2014-01-151068239004ND
2014-01-151068239009ND
2014-01-151068239001ND
2014-04-092001666001ND
2014-04-092001666004ND
2014-05-282010023004ND
2014-05-2820100230011.60 ppb