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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

Military Highway WSC - Progreso

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

 

90

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND180ND
2015ND160ND
2016ND160ND
2017ND180ND
2018ND60ND
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
2014-03-19AC47710ND
2014-03-19AC47707ND
2014-03-19AC47704ND
2014-03-19AC47712ND
2014-03-19AC47650ND
2014-03-19AC47649ND
2014-06-03AC55844ND
2014-06-03AC55843ND
2014-06-03AC55862ND
2014-06-03AC55882ND
2014-09-23AC67886ND
2014-09-23AC67836ND
2014-09-23AC67843ND
2014-09-23AC67837ND
2014-10-22AC70321ND
2014-10-22AC70305ND
2014-10-22AC70306ND
2014-10-22AC70307ND
2015-03-12AC84053ND
2015-03-12AC84064ND
2015-03-12AC84068ND
2015-03-12AC84055ND
2015-05-07AC90965ND
2015-05-07AC90968ND
2015-05-07AC90971ND
2015-05-07AC90970ND
2015-08-04AD02297ND
2015-08-04AD02301ND
2015-08-04AD02295ND
2015-08-04AD02299ND
2015-11-17AD13814ND
2015-11-17AD13798ND
2015-11-17AD13801ND
2015-11-17AD13799ND
2016-03-03AD26877ND
2016-03-03AD26872ND
2016-03-03AD26871ND
2016-03-03AD26876ND
2016-06-09AD39989ND
2016-06-09AD39998ND
2016-06-09AD39994ND
2016-06-09AD39997ND
2016-08-04AD47079ND
2016-08-04AD47085ND
2016-08-04AD47080ND
2016-08-04AD47081ND
2016-10-26AD54789ND
2016-10-26AD54795ND
2016-10-26AD54785ND
2016-10-26AD54790ND
2017-02-28AD72408ND
2017-02-28AD72415ND
2017-02-28AD72406ND
2017-02-28AD72417ND
2017-05-02AD82150ND
2017-05-02AD82154ND
2017-05-02AD82152ND
2017-05-02AD82155ND
2017-08-15AD93021ND
2017-08-15AD93019ND
2017-08-15AD93003ND
2017-08-15AD93002ND
2017-10-04AD99354ND
2017-10-04AD99353ND
2017-10-04AD99255ND
2017-10-04AD99253ND
2017-10-04AD99254ND
2017-10-04AD99257ND
2018-05-16AE26559ND
2018-05-16AE26556ND
2018-11-08AE45738ND
2018-11-08AE45749ND
2018-11-08AE45745ND
2018-11-08AE45747ND
2019-02-28AE56498ND
2019-02-28AE56499ND
2019-02-28AE56501ND
2019-02-28AE56497ND
2019-06-05AE69206ND
2019-06-05AE69222ND
2019-06-05AE69211ND
2019-06-05AE69210ND
2019-08-21AE79812ND
2019-08-21AE79827ND
2019-08-21AE79809ND
2019-08-21AE79811ND
2019-11-06AE88647ND
2019-11-06AE88646ND
2019-11-06AE88648ND
2019-11-06AE88642ND