Dalapon
City of La Villa
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
50
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 | 8 | 0 | ND |
| 2019 | ND | 9 | 0 | ND |
| 2020 | ND | 8 | 0 | ND |
| 2021 | ND | 8 | 0 | ND |
| 2022 | ND | 9 | 0 | ND |
| 2023 | ND | 8 | 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 |
|---|---|---|
| 2018-01-31 | AE11499 | ND |
| 2018-01-31 | AE11480 | ND |
| 2018-04-12 | AE22282 | ND |
| 2018-05-16 | AE26558 | ND |
| 2018-08-14 | AE36861 | ND |
| 2018-08-14 | AE36862 | ND |
| 2018-10-09 | AE42939 | ND |
| 2018-10-09 | AE42942 | ND |
| 2019-03-01 | AE56869 | ND |
| 2019-03-01 | AE56873 | ND |
| 2019-05-23 | AE67940 | ND |
| 2019-05-23 | AE67946 | ND |
| 2019-05-23 | AE68042 | ND |
| 2019-08-22 | AE80165 | ND |
| 2019-08-22 | AE80157 | ND |
| 2019-10-01 | AE85318 | ND |
| 2019-10-01 | AE85324 | ND |
| 2020-01-23 | AE94923 | ND |
| 2020-01-23 | AE94933 | ND |
| 2020-04-29 | AF08906 | ND |
| 2020-04-29 | AF08910 | ND |
| 2020-09-03 | AF26425 | ND |
| 2020-09-03 | AF26433 | ND |
| 2020-11-10 | AF34058 | ND |
| 2020-11-10 | AF34062 | ND |
| 2021-03-17 | AF47261 | ND |
| 2021-03-17 | AF47262 | ND |
| 2021-06-08 | AF57467 | ND |
| 2021-06-08 | AF57471 | ND |
| 2021-07-20 | AF62822 | ND |
| 2021-07-20 | AF62832 | ND |
| 2021-11-17 | AF77076 | ND |
| 2021-11-17 | AF77095 | ND |
| 2022-01-31 | AF82495 | ND |
| 2022-01-31 | AF82496 | ND |
| 2022-01-31 | AF82662 | ND |
| 2022-06-07 | AG00075 | ND |
| 2022-06-07 | AG00079 | ND |
| 2022-09-06 | AG11781 | ND |
| 2022-09-06 | AG11783 | ND |
| 2022-11-15 | AG18785 | ND |
| 2022-11-15 | AG18791 | ND |
| 2023-03-02 | AG31314 | ND |
| 2023-03-02 | AG31335 | ND |
| 2023-05-09 | AG39841 | ND |
| 2023-05-09 | AG39845 | ND |
| 2023-07-13 | AG48467 | ND |
| 2023-07-13 | AG48468 | ND |
| 2023-11-01 | AG61909 | ND |
| 2023-11-01 | AG61911 | ND |