Dalapon
Patton Village West Water System
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
21
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 | N/A | 0 | 0 | N/A |
| 2020 | ND | 7 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 3 | 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 | AE40833 | ND |
| 2020-07-30 | AF21369 | ND |
| 2020-07-30 | AF21465 | ND |
| 2020-07-30 | AF21466 | ND |
| 2020-07-30 | AF21467 | ND |
| 2020-10-05 | AF29537 | ND |
| 2020-10-05 | AF29538 | ND |
| 2020-10-05 | AF29545 | ND |
| 2021-01-12 | AF38915 | ND |
| 2021-01-12 | AF38918 | ND |
| 2021-05-07 | AF52928 | ND |
| 2021-05-07 | AF53064 | ND |
| 2022-06-06 | AF99588 | ND |
| 2022-08-10 | AG08658 | ND |
| 2022-10-18 | AG17503 | ND |
| 2023-01-10 | AG23826 | ND |
| 2023-04-03 | AG35210 | ND |
| 2023-05-10 | AG39948 | ND |
| 2023-05-10 | AG40085 | ND |
| 2023-07-14 | AG48861 | ND |
| 2023-10-26 | AG61334 | ND |