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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

Texas A&M University Main Campus

The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.

MORE ABOUT THIS CONTAMINANT

 

100

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND180ND
2015ND160ND
2016ND160ND
2017ND180ND
2018ND160ND
2019ND160ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 200 ppb

The legal limit for dalapon, established in 1992, was based on a toxicity study in laboratory animals published in 1960.

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-12AC42606ND
2014-02-12AC42607ND
2014-02-12AC42592ND
2014-02-12AC42610ND
2014-02-12AC42623ND
2014-04-08AC49721ND
2014-04-08AC49724ND
2014-04-08AC49726ND
2014-04-08AC49725ND
2014-04-08AC49765ND
2014-07-17AC60144ND
2014-07-17AC60147ND
2014-07-17AC60146ND
2014-07-17AC60155ND
2014-10-14AC69660ND
2014-10-14AC69670ND
2014-10-14AC69666ND
2014-10-14AC69667ND
2015-02-10AC79896ND
2015-02-10AC79898ND
2015-02-10AC79900ND
2015-02-10AC79904ND
2015-05-14AC92037ND
2015-05-14AC92008ND
2015-05-14AC92012ND
2015-05-14AC92039ND
2015-09-11AD06828ND
2015-09-11AD06851ND
2015-09-11AD06854ND
2015-09-11AD06834ND
2015-12-08AD15943ND
2015-12-08AD15948ND
2015-12-08AD15941ND
2015-12-08AD15942ND
2016-03-22AD29854ND
2016-03-22AD29853ND
2016-03-22AD29852ND
2016-03-22AD29851ND
2016-06-06AD39372ND
2016-06-06AD39370ND
2016-06-06AD39414ND
2016-06-06AD39416ND
2016-09-22AD50664ND
2016-09-22AD50669ND
2016-09-22AD50667ND
2016-09-22AD50670ND
2016-10-04AD52457ND
2016-10-04AD52446ND
2016-10-04AD52453ND
2016-10-04AD52456ND
2017-03-22AD76296ND
2017-03-22AD76295ND
2017-03-22AD76294ND
2017-03-22AD76293ND
2017-03-22AD76425ND
2017-03-22AD76426ND
2017-05-22AD85013ND
2017-05-22AD85007ND
2017-05-22AD85009ND
2017-05-22AD85006ND
2017-08-14AD93040ND
2017-08-14AD93038ND
2017-08-14AD93033ND
2017-08-14AD93034ND
2017-10-17AE01045ND
2017-10-17AE01049ND
2017-10-17AE01078ND
2017-10-17AE01055ND
2018-03-02AE16470ND
2018-03-02AE16472ND
2018-03-02AE16473ND
2018-03-02AE16471ND
2018-05-14AE26108ND
2018-05-14AE26114ND
2018-05-14AE26111ND
2018-05-14AE26109ND
2018-07-25AE34462ND
2018-07-25AE34460ND
2018-07-25AE34454ND
2018-07-25AE34464ND
2018-10-25AE44585ND
2018-10-25AE44587ND
2018-10-25AE44588ND
2018-10-25AE44586ND
2019-01-18AE50565ND
2019-01-18AE50569ND
2019-01-18AE50570ND
2019-01-18AE50568ND
2019-04-09AE61585ND
2019-04-09AE61584ND
2019-04-09AE61587ND
2019-04-09AE61593ND
2019-07-11AE74079ND
2019-07-11AE74071ND
2019-07-11AE74074ND
2019-07-11AE74085ND
2019-10-08AE85944ND
2019-10-08AE85949ND
2019-10-08AE85946ND
2019-10-08AE85942ND