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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

Nueces County WCID 4

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

 

88

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND80ND
2015ND160ND
2016ND160ND
2017ND160ND
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
2014-03-11AC46468ND
2014-03-11AC46459ND
2014-06-10AC56460ND
2014-06-10AC56458ND
2014-08-05AC62218ND
2014-08-05AC62219ND
2014-11-12AC71882ND
2014-11-12AC71885ND
2015-02-18AC80936ND
2015-02-18AC80924ND
2015-02-18AC80932ND
2015-02-18AC80908ND
2015-04-22AC89191ND
2015-04-22AC89199ND
2015-04-22AC89200ND
2015-04-22AC89206ND
2015-08-11AD03571ND
2015-08-11AD03565ND
2015-08-11AD03577ND
2015-08-11AD03574ND
2015-12-01AD14883ND
2015-12-01AD14891ND
2015-12-01AD14908ND
2015-12-01AD14909ND
2016-02-09AD22695ND
2016-02-09AD22714ND
2016-02-09AD22686ND
2016-02-09AD22694ND
2016-04-13AD32988ND
2016-04-13AD32997ND
2016-04-13AD32990ND
2016-04-13AD32987ND
2016-09-13AD49113ND
2016-09-13AD49074ND
2016-09-13AD49116ND
2016-09-13AD49077ND
2016-11-10AD57707ND
2016-11-10AD57718ND
2016-11-10AD57709ND
2016-11-10AD57705ND
2017-02-22AD71471ND
2017-02-22AD71470ND
2017-02-22AD71468ND
2017-02-22AD71466ND
2017-05-15AD84194ND
2017-05-15AD84184ND
2017-05-15AD84193ND
2017-05-15AD84183ND
2017-08-24AD94112ND
2017-08-24AD94123ND
2017-08-24AD94092ND
2017-08-24AD94122ND
2017-11-15AE04942ND
2017-11-15AE04938ND
2017-11-15AE04940ND
2017-11-15AE04939ND
2018-02-07AE12710ND
2018-02-07AE12735ND
2018-02-07AE12743ND
2018-02-07AE12736ND
2018-04-25AE23916ND
2018-04-25AE23893ND
2018-04-25AE23915ND
2018-04-25AE23886ND
2018-07-24AE34292ND
2018-07-24AE34286ND
2018-07-24AE34291ND
2018-07-24AE34285ND
2018-10-16AE43622ND
2018-10-16AE43621ND
2018-10-16AE43618ND
2018-10-16AE43619ND
2019-01-22AE50652ND
2019-01-22AE50656ND
2019-01-22AE50654ND
2019-01-22AE50651ND
2019-04-16AE62505ND
2019-04-16AE62503ND
2019-04-16AE62509ND
2019-04-16AE62504ND
2019-08-01AE76750ND
2019-08-01AE76767ND
2019-08-01AE76753ND
2019-08-01AE76754ND
2019-11-20AE89946ND
2019-11-20AE89958ND
2019-11-20AE89955ND
2019-11-20AE89950ND