Know Your Environment. Protect Your Health.

Dalapon

City of Denham Springs Water System

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

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019N/A00N/A
2020ND70ND
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
2018-01-2935371221001ND
2018-01-2935371221001ND
2020-07-0635562060001ND
2020-07-0635562060002ND
2020-07-0635562060003ND
2020-07-0735562059001ND
2020-07-0735562059002ND
2020-07-0735562059003ND
2020-11-3035595785001ND
2023-07-3135817938001ND
2023-07-3135817938002ND
2023-07-3135817938003ND
2023-07-3135817938004ND
2023-07-3135817938005ND