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EWG's Tap Water Database — 2021 UPDATE

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Molybdenum

San Antonio Water System Northeast

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

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20130.310 ppb103ND - 1.10 ppb
20140.0786 ppb141ND - 1.10 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
2013-10-08201310110250AMND
2013-10-08201310110248AMND
2013-10-08201310110258AMND
2013-10-08201310110252AMND
2013-10-08201310110254AMND
2013-10-08201310110256AM1.10 ppb
2013-10-08201310110260AM1.000 ppb
2013-10-08201310110246AMND
2013-10-08201310110242AMND
2013-10-08201310110244AM1.000 ppb
2014-01-24201401270007AMND
2014-01-24201401270009AMND
2014-04-14201404150347AMND
2014-04-14201404150337AMND
2014-04-14201404150335AMND
2014-04-14201404150341AMND
2014-04-14201404150333AMND
2014-04-14201404150339AMND
2014-04-14201404150343AMND
2014-04-14201404150345AMND
2014-04-15201404160662AMND
2014-04-15201404160660AM1.10 ppb
2014-07-25201407260066AMND
2014-07-25201407260068AMND