Know Your Environment. Protect Your Health.

Dalapon

Bossier City Water System

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

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND20ND
2021ND20ND
2022ND20ND
2023ND20ND

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
2018-01-2335370031001ND
2018-01-2335370031001ND
2018-07-3135408509001ND
2018-07-3135408509001ND
2019-02-2535450969001ND
2019-02-2535450969001ND
2019-07-3135486402001ND
2019-07-3135486402001ND
2020-03-1635538194001ND
2020-08-1135569893001ND
2021-02-0335609510001ND
2021-08-0535653536002ND
2022-01-2735693462008ND
2022-07-2735735463001ND
2023-01-3035776976002ND
2023-08-1535821480001ND