Know Your Environment. Protect Your Health.

Dalapon

Crowley Water System (LAWCO)

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

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019N/A00N/A
2020ND50ND
2021N/A00N/A
2022N/A00N/A
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
2018-07-3035407885002ND
2018-07-3035407885003ND
2018-07-3035407885004ND
2018-07-3035407885001ND
2018-07-3035407885002ND
2018-07-3035407885003ND
2018-07-3035407885004ND
2018-07-3035407885001ND
2020-12-1435599407002ND
2020-12-1435599407005ND
2020-12-1435599407004ND
2020-12-1435599407003ND
2020-12-1435599407001ND
2023-10-0335832383001ND
2023-10-0335832383002ND
2023-10-0335832383003ND
2023-10-0335832383004ND
2023-10-0335832383005ND