Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Molybdenum

Chowchilla City Water Department

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.

MORE ABOUT THIS CONTAMINANT

 

30

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.496 ppb2810ND - 1.80 ppb
2015ND20ND
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
2014-02-11A4A1839-19AND
2014-02-11A4A1839-05AND
2014-02-11A4A1839-01A1.70 ppb
2014-02-11A4A1839-03A1.40 ppb
2014-02-11A4A1839-11AND
2014-02-11A4A1839-09AND
2014-02-11A4A1839-13A1.10 ppb
2014-02-11A4A1839-17AND
2014-02-11A4A1839-25AND
2014-02-11A4A1839-27A1.10 ppb
2014-02-11A4A1839-23AND
2014-02-11A4A1839-15AND
2014-05-20A4E1287-04AND
2014-05-20A4E1287-01AND
2014-08-26A4H0115-24A1.40 ppb
2014-08-26A4H0115-10AND
2014-08-26A4H0115-32AND
2014-08-26A4H0115-01A1.70 ppb
2014-08-26A4H0115-04A1.40 ppb
2014-08-26A4H0115-22A1.80 ppb
2014-08-26A4H0115-28AND
2014-08-26A4H0115-16AND
2014-08-26A4H0115-19A1.10 ppb
2014-08-26A4H0115-13AND
2014-08-26A4H0115-39AND
2014-08-26A4H0115-36AND
2014-08-26A4H0115-30AND
2014-08-26A4H0115-34A1.20 ppb
2015-03-03A5A2112-04AND
2015-03-03A5A2112-01AND