Dalapon
Two Way Special Utility District
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 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 5 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 5 | 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 |
|---|---|---|
| 2020-08-25 | Q2034116008 | ND |
| 2020-10-12 | Q2039772025 | ND |
| 2020-10-12 | Q2039772026 | ND |
| 2020-10-12 | Q2039772027 | ND |
| 2020-10-12 | Q2039772028 | ND |
| 2023-07-24 | Q2329218004 | ND |
| 2023-10-31 | Q2346526024 | ND |
| 2023-10-31 | Q2346526025 | ND |
| 2023-10-31 | Q2346526026 | ND |
| 2023-10-31 | Q2346526027 | ND |