Know Your Environment. Protect Your Health.

Dalapon

Mountain Regional Water Special Service District

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

 

70

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND70ND
2019ND210ND
2020ND150ND
2021N/A00N/A
2022ND90ND
2023ND180ND

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 Result
2018-03-20ND
2018-06-06ND
2018-06-06ND
2018-06-20ND
2018-08-23ND
2018-09-05ND
2018-10-23ND
2019-01-03ND
2019-01-03ND
2019-01-03ND
2019-01-24ND
2019-01-24ND
2019-02-25ND
2019-02-25ND
2019-02-25ND
2019-03-20ND
2019-06-27ND
2019-06-27ND
2019-06-27ND
2019-06-27ND
2019-06-27ND
2019-06-27ND
2019-06-27ND
2019-06-27ND
2019-06-27ND
2019-06-27ND
2019-11-07ND
2019-11-14ND
2020-02-27ND
2020-03-24ND
2020-07-14ND
2020-09-21ND
2020-12-04ND
2020-12-04ND
2020-12-04ND
2020-12-04ND
2020-12-04ND
2020-12-22ND
2020-12-22ND
2020-12-22ND
2020-12-22ND
2020-12-22ND
2020-12-22ND
2022-02-17ND
2022-05-04ND
2022-05-05ND
2022-08-04ND
2022-08-04ND
2022-08-04ND
2022-08-04ND
2022-09-07ND
2022-12-06ND
2023-07-11ND
2023-07-11ND
2023-07-11ND
2023-07-11ND
2023-07-11ND
2023-07-11ND
2023-07-11ND
2023-07-11ND
2023-07-11ND
2023-11-06ND
2023-11-06ND
2023-11-06ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND