Dalapon
Crown Ranch Subdivision
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
12
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 | 4 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 2 | 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 |
|---|---|---|
| 2018-06-14 | AE30011 | ND |
| 2019-01-16 | AE50237 | ND |
| 2019-04-16 | AE62635 | ND |
| 2019-08-21 | AE80023 | ND |
| 2019-12-09 | AE91712 | ND |
| 2020-01-27 | AE95473 | ND |
| 2020-08-20 | AF24566 | ND |
| 2021-08-02 | AF64207 | ND |
| 2022-01-20 | AF81045 | ND |
| 2022-08-03 | AG07586 | ND |
| 2023-07-18 | AG48977 | ND |
| 2023-07-18 | AG49129 | ND |