Dalapon
City of Charlotte
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 |
|---|---|---|
| 2018-05-04 | AE25352 | ND |
| 2018-05-04 | AE25434 | ND |
| 2018-06-11 | AE29321 | ND |
| 2019-06-03 | AE68887 | ND |
| 2020-05-08 | AF10370 | ND |
| 2021-03-10 | AF46351 | ND |
| 2021-05-17 | AF54103 | ND |
| 2021-09-20 | AF70487 | ND |
| 2022-09-08 | AG12130 | ND |
| 2023-08-17 | AG53036 | ND |