Dalapon
Concan Water Supply Corporation
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
32
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 | 6 | 0 | ND |
| 2019 | ND | 5 | 0 | ND |
| 2020 | ND | 5 | 0 | ND |
| 2021 | ND | 6 | 0 | ND |
| 2022 | ND | 5 | 0 | ND |
| 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 |
|---|---|---|
| 2018-01-25 | AE10539 | ND |
| 2018-04-16 | AE22501 | ND |
| 2018-04-16 | AE22589 | ND |
| 2018-08-09 | AE36346 | ND |
| 2018-12-13 | AE48828 | ND |
| 2018-12-13 | AE48874 | ND |
| 2019-02-28 | AE56555 | ND |
| 2019-02-28 | AE56676 | ND |
| 2019-05-14 | AE66201 | ND |
| 2019-08-26 | AE80595 | ND |
| 2019-10-22 | AE87229 | ND |
| 2020-02-20 | AE99270 | ND |
| 2020-06-24 | AF16771 | ND |
| 2020-08-12 | AF23185 | ND |
| 2020-08-12 | AF23275 | ND |
| 2020-11-23 | AF35491 | ND |
| 2021-02-04 | AF42683 | ND |
| 2021-02-04 | AF42767 | ND |
| 2021-02-04 | AF42765 | ND |
| 2021-05-19 | AF54590 | ND |
| 2021-09-22 | AF70803 | ND |
| 2021-12-22 | AF79266 | ND |
| 2022-03-08 | AF88036 | ND |
| 2022-03-08 | AF88165 | ND |
| 2022-06-08 | AF99998 | ND |
| 2022-08-16 | AG09444 | ND |
| 2022-12-27 | AG22848 | ND |
| 2023-02-24 | AG30427 | ND |
| 2023-06-08 | AG43755 | ND |
| 2023-08-24 | AG54002 | ND |
| 2023-11-06 | AG62377 | ND |
| 2023-11-06 | AG62446 | ND |