Dalapon
Encinal 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.
15
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 | 3 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 5 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 2 | 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 |
|---|---|---|
| 2018-07-19 | AE33932 | ND |
| 2018-07-19 | AE33990 | ND |
| 2018-07-19 | AE33991 | ND |
| 2019-09-26 | AE84814 | ND |
| 2020-03-24 | AF04373 | ND |
| 2020-06-08 | AF14804 | ND |
| 2020-06-08 | AF14895 | ND |
| 2020-07-20 | AF19958 | ND |
| 2020-12-10 | AF37329 | ND |
| 2021-08-04 | AF64769 | ND |
| 2021-08-04 | AF64876 | ND |
| 2021-12-22 | AF79290 | ND |
| 2022-09-29 | AG15447 | ND |
| 2023-09-14 | AG56251 | ND |
| 2023-09-14 | AG56394 | ND |