Dalapon
City of Pendleton
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
12
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 | 7 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 2 | 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 |
|---|---|---|
| 2020-08-05 | 2050688-S | ND |
| 2020-08-05 | 2050686-S | ND |
| 2020-08-05 | 2050687-S | ND |
| 2020-08-05 | 2050689-S | ND |
| 2020-10-07 | 2067982-S | ND |
| 2020-10-07 | 2067980-S | ND |
| 2020-10-07 | 2067981-S | ND |
| 2022-08-24 | 22-55260-S | ND |
| 2022-10-03 | 22-64017-S | ND |
| 2023-08-01 | 23-45527-S | ND |
| 2023-08-01 | 23-45523-S | ND |
| 2023-08-01 | 23-45531-S | ND |