Dalapon
Montgomery County Municipal Utility District 8
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 |
|---|---|---|
| 2018-06-25 | AE31183 | ND |
| 2019-08-06 | AE77220 | ND |
| 2020-09-02 | AF26185 | ND |
| 2020-10-19 | AF31180 | ND |
| 2020-10-19 | AF31181 | ND |
| 2021-09-02 | AF68736 | ND |
| 2022-08-23 | AG10476 | ND |
| 2023-07-05 | AG46991 | ND |
| 2023-07-05 | AG47135 | ND |
| 2023-07-05 | AG47140 | ND |