Dalapon
Logan Water Board City Of
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
8
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 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | 0.196 ppb | 5 | 2 | ND - 0.490 ppb |
| 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 |
|---|---|---|
| 2019-08-13 | 462006 | ND |
| 2022-05-12 | 2053342-01 | 0.490 ppb |
| 2022-11-10 | 2113338-01 | ND |
| 2022-12-21 | 2124259-01 | ND |
| 2022-12-21 | 2124259-0A | ND |
| 2022-12-21 | 2124259-0B | 0.490 ppb |
| 2023-05-09 | 3050448-01 | ND |
| 2023-11-26 | 3100351-01 | ND |