Dalapon
Paw Blue Mountain Division
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
21
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 | N/A | 0 | 0 | N/A |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 10 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 10 | 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 |
|---|---|---|
| 2019-07-16 | 45238801 | ND |
| 2020-04-22 | 22086528.00 | ND |
| 2020-04-29 | 22278272.00 | ND |
| 2020-04-29 | 22278343.00 | ND |
| 2020-05-11 | 22278401.00 | ND |
| 2020-05-11 | 22278372.00 | ND |
| 2020-07-20 | 22668154.00 | ND |
| 2020-07-20 | 22668125.00 | ND |
| 2020-08-17 | 22861735.00 | ND |
| 2020-08-17 | 22861677.00 | ND |
| 2020-08-17 | 22861706.00 | ND |
| 2023-04-10 | 28766827.00 | ND |
| 2023-04-10 | 28766821.00 | ND |
| 2023-04-11 | 28766769.00 | ND |
| 2023-04-11 | 28766677.00 | ND |
| 2023-06-07 | 29172398.00 | ND |
| 2023-07-12 | 29363497.00 | ND |
| 2023-07-12 | 29363439.00 | ND |
| 2023-07-24 | 29363578.00 | ND |
| 2023-07-24 | 29363526.00 | ND |
| 2023-07-24 | 29363468.00 | ND |