Dalapon
State College Boro Water Auth.
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
20
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 | N/A | 0 | 0 | N/A |
| 2020 | ND | 10 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 10 | 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 |
|---|---|---|
| 2020-05-13 | 22292184.00 | ND |
| 2020-05-13 | 22292157.00 | ND |
| 2020-05-13 | 22292265.00 | ND |
| 2020-05-13 | 22292211.00 | ND |
| 2020-05-13 | 22292238.00 | ND |
| 2020-08-17 | 23069127.00 | ND |
| 2020-08-17 | 22876892.00 | ND |
| 2020-08-17 | 23068945.00 | ND |
| 2020-08-17 | 22876869.00 | ND |
| 2020-08-17 | 22876912.00 | ND |
| 2023-05-15 | 28981615.00 | ND |
| 2023-05-15 | 28981624.00 | ND |
| 2023-05-15 | 28981606.00 | ND |
| 2023-05-15 | 28981638.00 | ND |
| 2023-05-15 | 28981592.00 | ND |
| 2023-08-14 | 29577804.00 | ND |
| 2023-08-16 | 29578188.00 | ND |
| 2023-08-16 | 29578130.00 | ND |
| 2023-08-16 | 29578217.00 | ND |
| 2023-08-16 | 29578159.00 | ND |