Dalapon
Jim Wells County Fresh Water Supply District 1
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
38
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 | 5 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
| 2020 | ND | 6 | 0 | ND |
| 2021 | ND | 9 | 0 | ND |
| 2022 | ND | 8 | 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 |
|---|---|---|
| 2018-02-05 | AE12302 | ND |
| 2018-02-05 | AE12226 | ND |
| 2018-06-04 | AE28525 | ND |
| 2018-08-06 | AE35838 | ND |
| 2018-10-15 | AE43443 | ND |
| 2019-02-13 | AE54344 | ND |
| 2019-04-29 | AE63943 | ND |
| 2019-08-19 | AE79288 | ND |
| 2019-11-04 | AE88305 | ND |
| 2020-01-21 | AE94321 | ND |
| 2020-04-27 | AF08702 | ND |
| 2020-08-26 | AF25369 | ND |
| 2020-08-26 | AF25370 | ND |
| 2020-12-07 | AF37039 | ND |
| 2020-12-07 | AF37050 | ND |
| 2021-02-08 | AF42807 | ND |
| 2021-02-08 | AF42808 | ND |
| 2021-02-08 | AF42824 | ND |
| 2021-05-26 | AF55813 | ND |
| 2021-05-26 | AF55811 | ND |
| 2021-08-26 | AF68092 | ND |
| 2021-08-26 | AF68093 | ND |
| 2021-10-12 | AF73107 | ND |
| 2021-10-12 | AF73108 | ND |
| 2022-01-19 | AF80705 | ND |
| 2022-01-19 | AF80706 | ND |
| 2022-06-03 | AF99604 | ND |
| 2022-06-03 | AF99606 | ND |
| 2022-08-09 | AG08330 | ND |
| 2022-08-09 | AG08331 | ND |
| 2022-11-14 | AG18610 | ND |
| 2022-11-14 | AG18633 | ND |
| 2023-01-30 | AG26715 | ND |
| 2023-01-30 | AG26716 | ND |
| 2023-06-21 | AG45244 | ND |
| 2023-06-21 | AG45245 | ND |
| 2023-07-10 | AG47508 | ND |
| 2023-09-25 | AG57410 | ND |