Dalapon
Mary Francis Subdivision
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
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 3 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 1 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 1 | 0 | ND |
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 |
|---|---|---|
| 2018-03-21 | AE19405 | ND |
| 2018-08-06 | AE35788 | ND |
| 2018-08-06 | AE35907 | ND |
| 2019-05-07 | AE65123 | ND |
| 2020-05-06 | AF09639 | ND |
| 2021-03-30 | AF48548 | ND |
| 2021-03-30 | AF48549 | ND |
| 2021-08-03 | AF64406 | ND |
| 2022-08-24 | AG10735 | ND |
| 2023-05-23 | AG41579 | ND |