Dalapon
City of Goliad
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
14
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 | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 6 | 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 |
|---|---|---|
| 2018-09-19 | AE40670 | ND |
| 2019-08-13 | AE78278 | ND |
| 2020-09-01 | AF26040 | ND |
| 2020-09-01 | AF26097 | ND |
| 2020-09-01 | AF26098 | ND |
| 2021-08-17 | AF66653 | ND |
| 2022-09-27 | AG14954 | ND |
| 2022-10-25 | AG18396 | ND |
| 2023-01-31 | AG26911 | ND |
| 2023-03-21 | AG33825 | ND |
| 2023-05-04 | AG39345 | ND |
| 2023-05-04 | AG39435 | ND |
| 2023-05-04 | AG39436 | ND |
| 2023-08-02 | AG51151 | ND |