Dalapon
Paw Penn District
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
31
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 | N/A | 0 | 0 | N/A |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 15 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 14 | 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 |
|---|---|---|
| 2019-07-15 | 45716201 | ND |
| 2019-10-31 | 43999701 | ND |
| 2020-04-06 | 22069245.00 | ND |
| 2020-04-06 | 22069216.00 | ND |
| 2020-04-08 | 22069376.00 | ND |
| 2020-04-08 | 22069434.00 | ND |
| 2020-04-14 | 22069347.00 | ND |
| 2020-04-16 | 22069463.00 | ND |
| 2020-04-16 | 22069405.00 | ND |
| 2020-05-06 | 22261473.00 | ND |
| 2020-07-01 | 22652297.00 | ND |
| 2020-07-01 | 22652268.00 | ND |
| 2020-07-01 | 22652384.00 | ND |
| 2020-07-09 | 22652210.00 | ND |
| 2020-07-09 | 22652239.00 | ND |
| 2020-07-09 | 22652326.00 | ND |
| 2020-07-13 | 22652355.00 | ND |
| 2023-04-06 | 28749309.00 | ND |
| 2023-04-06 | 28749475.00 | ND |
| 2023-04-06 | 28749440.00 | ND |
| 2023-04-13 | 28749396.00 | ND |
| 2023-04-13 | 28749367.00 | ND |
| 2023-04-13 | 28749338.00 | ND |
| 2023-06-07 | 29155717.00 | ND |
| 2023-07-13 | 29346816.00 | ND |
| 2023-07-13 | 29346868.00 | ND |
| 2023-07-13 | 29346787.00 | ND |
| 2023-07-13 | 29346884.00 | ND |
| 2023-07-20 | 29346758.00 | ND |
| 2023-07-20 | 29346729.00 | ND |
| 2023-07-20 | 29346700.00 | ND |