Know Your Environment. Protect Your Health.

Dalapon

City of Alpine

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

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020ND40ND
2021N/A00N/A
2022N/A00N/A
2023ND60ND

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
2020-06-01Q2021525036ND
2020-06-01Q2021525037ND
2020-06-01Q2021525038ND
2020-06-01Q2021525039ND
2023-07-24Q2329551017ND
2023-07-24Q2329551018ND
2023-07-24Q2329551019ND
2023-07-24Q2329551020ND
2023-10-24Q2345782001ND
2023-10-24Q2345782002ND