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EWG's Tap Water Database — 2021 UPDATE

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Molybdenum

City of Mountain View

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.

 

26

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.815 ppb2613ND - 2.90 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
2014-02-1929785972.90 ppb
2014-02-192978607ND
2014-02-1929786291.70 ppb
2014-02-1929786512.90 ppb
2014-02-192978659ND
2014-02-1929786431.20 ppb
2014-02-192978673ND
2014-02-192978663ND
2014-02-1929786691.10 ppb
2014-02-1929785881.20 ppb
2014-05-083025973ND
2014-05-0830259691.70 ppb
2014-05-083025959ND
2014-05-0830259501.70 ppb
2014-08-213091448ND
2014-08-2130913971.40 ppb
2014-08-213091406ND
2014-08-213091421ND
2014-08-2130914361.000 ppb
2014-08-213091468ND
2014-08-213091498ND
2014-08-2130914441.50 ppb
2014-11-1931436031.50 ppb
2014-11-193143588ND
2014-11-1931435761.40 ppb
2014-11-193143618ND