Dalapon
East Moreland Water Service Association
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
9
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 | 5 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 2 | 0 | ND |
| 2023 | 0.646 ppb | 2 | 2 | 0.500 ppb - 0.791 ppb |
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 |
|---|---|---|
| 2019-01-08 | 1901375-001C | ND |
| 2019-01-08 | 1901375-001C | ND |
| 2019-01-08 | 1901375-002C | ND |
| 2019-01-08 | 1901375-002C | ND |
| 2019-08-20 | 1908G68-001C | ND |
| 2022-12-27 | 2212828-001C | ND |
| 2022-12-27 | 2212J32-001C | ND |
| 2023-04-10 | 2304674-001C | 0.791 ppb |
| 2023-04-10 | 2304674-002C | 0.500 ppb |