Know Your Environment. Protect Your Health.

Dalapon

Concan Water Supply Corporation

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

 

32

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND60ND
2019ND50ND
2020ND50ND
2021ND60ND
2022ND50ND
2023ND50ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-01-25AE10539ND
2018-04-16AE22501ND
2018-04-16AE22589ND
2018-08-09AE36346ND
2018-12-13AE48828ND
2018-12-13AE48874ND
2019-02-28AE56555ND
2019-02-28AE56676ND
2019-05-14AE66201ND
2019-08-26AE80595ND
2019-10-22AE87229ND
2020-02-20AE99270ND
2020-06-24AF16771ND
2020-08-12AF23185ND
2020-08-12AF23275ND
2020-11-23AF35491ND
2021-02-04AF42683ND
2021-02-04AF42767ND
2021-02-04AF42765ND
2021-05-19AF54590ND
2021-09-22AF70803ND
2021-12-22AF79266ND
2022-03-08AF88036ND
2022-03-08AF88165ND
2022-06-08AF99998ND
2022-08-16AG09444ND
2022-12-27AG22848ND
2023-02-24AG30427ND
2023-06-08AG43755ND
2023-08-24AG54002ND
2023-11-06AG62377ND
2023-11-06AG62446ND