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EWG's Tap Water Database — 2021 UPDATE

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Molybdenum

California American Water Company - Suburban

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

 

106

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.163 ppb405ND - 1.90 ppb
20150.0550 ppb402ND - 1.10 ppb
2016N/A00N/A
2017N/A00N/A
2018ND260ND
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
2014-10-0627147901ND
2014-10-0627313301ND
2014-10-0627148101ND
2014-10-0627147701ND
2014-10-06271478011.10 ppb
2014-10-0627484301ND
2014-10-0627148401ND
2014-10-06271472011.90 ppb
2014-10-0627312701ND
2014-10-0627312601ND
2014-10-0627146301ND
2014-10-0627484201ND
2014-10-0627312901ND
2014-10-06271461011.30 ppb
2014-10-0627146901ND
2014-10-0627146601ND
2014-10-0627146701ND
2014-10-06273139011.10 ppb
2014-10-0827148201ND
2014-10-0827147401ND
2014-10-0827147601ND
2014-10-0827147301ND
2014-10-0827312401ND
2014-10-0827313001ND
2014-10-0827145801ND
2014-10-0827145501ND
2014-10-0827146001ND
2014-10-0827146501ND
2014-10-0827313701ND
2014-10-08273142011.10 ppb
2014-10-153133177ND
2014-10-153133187ND
2014-10-153133189ND
2014-10-153133183ND
2014-10-153133185ND
2014-10-153133193ND
2014-10-153133175ND
2014-10-1527314001ND
2014-10-233133221ND
2014-10-233133215ND
2015-04-0628697901ND
2015-04-0628697801ND
2015-04-0628698001ND
2015-04-0628698401ND
2015-04-0628698201ND
2015-04-0628698301ND
2015-04-0628695501ND
2015-04-0628695401ND
2015-04-0628696101ND
2015-04-0628695901ND
2015-04-0628696501ND
2015-04-0628696301ND
2015-04-0628696601ND
2015-04-0628698901ND
2015-04-0728697401ND
2015-04-0728697301ND
2015-04-0728697501ND
2015-04-0728695101ND
2015-04-0728694801ND
2015-04-0728694901ND
2015-04-0728696401ND
2015-04-0728696901ND
2015-04-0728699001ND
2015-04-0728699101ND
2015-04-0828698501ND
2015-04-0828694701ND
2015-04-09286972011.10 ppb
2015-04-0928695201ND
2015-04-0928696801ND
2015-04-09286992011.10 ppb
2015-04-1528695801ND
2015-04-1528698701ND
2015-04-2328697601ND
2015-04-2328696701ND
2015-07-0829299501ND
2015-07-0829299401ND
2015-07-3029268601ND
2015-07-3029299301ND
2015-09-1628698601ND
2015-09-1628695701ND
2018-08-061233-005-0810ND
2018-08-061233-014-1055ND
2018-08-061233-018-0915ND
2018-08-061233-020-1240ND
2018-08-061233-051-1230ND
2018-08-081233-007-0945ND
2018-08-081233-011-1305ND
2018-08-081233-044-1110ND
2018-08-081233-047-1230ND
2018-08-091233-004-0905ND
2018-08-091233-006-1300ND
2018-08-091233-016-0815ND
2018-08-091233-049-1100ND
2018-08-091233-052-1250ND
2018-08-131233-001-0850ND
2018-08-131233-010-1140ND
2018-08-131233-013-1015ND
2018-08-131233-017-0900ND
2018-08-131233-019-1015ND
2018-08-131233-021-1020ND
2018-08-141233-012-1130ND
2018-08-141233-053-0905ND
2018-08-141233-062-0840ND
2018-09-111233-009-0845ND
2018-10-171233-008-1030ND
2018-10-171233-023-1115ND