Know Your Environment. Protect Your Health.

Dalapon

Hidalgo County Municipal Utility District 1

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

 

50

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019ND90ND
2020ND80ND
2021ND80ND
2022ND90ND
2023ND80ND

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
2018-03-07AE17528ND
2018-03-07AE17527ND
2018-05-16AE26765ND
2018-05-16AE26756ND
2018-08-29AE38920ND
2018-08-29AE38923ND
2018-12-05AE48170ND
2018-12-05AE48172ND
2019-01-16AE50085ND
2019-01-16AE50090ND
2019-01-16AE50233ND
2019-06-07AE69706ND
2019-06-07AE69707ND
2019-09-12AE83180ND
2019-09-12AE83160ND
2019-12-05AE91421ND
2019-12-05AE91427ND
2020-02-27AF00366ND
2020-02-27AF00367ND
2020-05-20AF12325ND
2020-05-20AF12327ND
2020-09-15AF27326ND
2020-09-15AF27339ND
2020-12-02AF36640ND
2020-12-02AF36662ND
2021-03-04AF45329ND
2021-03-04AF45340ND
2021-06-09AF57162ND
2021-06-09AF57165ND
2021-09-13AF69763ND
2021-09-13AF69764ND
2021-11-10AF76387ND
2021-11-10AF76403ND
2022-01-27AF82153ND
2022-01-27AF82154ND
2022-06-30AG02977ND
2022-06-30AG02978ND
2022-07-26AG06333ND
2022-07-26AG06483ND
2022-07-26AG06332ND
2022-11-15AG18788ND
2022-11-15AG18795ND
2023-03-22AG33792ND
2023-03-22AG33793ND
2023-05-10AG39986ND
2023-05-10AG39987ND
2023-07-26AG50155ND
2023-07-26AG50158ND
2023-10-19AG60441ND
2023-10-19AG60452ND