Dalapon
Lake Forest Utility District
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 | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 3 | 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 |
|---|---|---|
| 2018-06-19 | AE30714 | ND |
| 2019-09-05 | AE82258 | ND |
| 2020-08-26 | AF25345 | ND |
| 2020-10-26 | AF31955 | ND |
| 2020-10-26 | AF31959 | ND |
| 2021-08-10 | AF65593 | ND |
| 2022-07-21 | AG05730 | ND |
| 2023-08-23 | AG53702 | ND |
| 2023-08-23 | AG53789 | ND |
| 2023-08-23 | AG53791 | ND |