Know Your Environment. Protect Your Health.

Dalapon

New Orleans Carrollton Waterworks

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

 

41

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019ND100ND
2020ND60ND
2021ND60ND
2022ND60ND
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
2018-03-1535380391002ND
2018-03-1535380391001ND
2018-03-1535380391001ND
2018-03-1535380391002ND
2018-08-1535411633001ND
2018-08-1535411633002ND
2018-08-1535411633002ND
2018-08-1535411633001ND
2019-02-2735451097001ND
2019-02-2735451098001ND
2019-02-2735451098001ND
2019-02-2735451097001ND
2019-08-0135486661001ND
2019-08-0135486665001ND
2019-08-0135486661001ND
2019-08-0135486665001ND
2019-09-1935499418001ND
2019-09-1935499418001ND
2020-03-2635540032001ND
2020-03-2635540029001ND
2020-03-2635540024001ND
2020-10-0835583702001ND
2020-10-0835583691001ND
2020-10-0835583701001ND
2021-03-2935622307001ND
2021-03-2935622309001ND
2021-03-2935622313001ND
2021-10-1435671090001ND
2021-10-1435671094001ND
2021-10-1435671099001ND
2022-03-1535704709001ND
2022-03-1535704707001ND
2022-03-1535704706001ND
2022-10-1335753420001ND
2022-10-1335753422001ND
2022-10-1335753419001ND
2023-03-0635783931001ND
2023-03-0635783938001ND
2023-03-0635783939001ND
2023-11-1635842434001ND
2023-11-1635842436001ND