DCPA mono- and di-acid degradates
NJ Water Supply Authority Manasquan
DCPA degradates are residues of the herbicide dacthal, or DCPA, which is used for urban, household and agricultural applications. Dacthal is a possible human carcinogen whose use was limited by the EPA in 2005 due to concerns about water contamination.
5
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 | 0.427 ppb | 1 | 1 | 0.427 ppb |
| 2021 | 0.791 ppb | 1 | 1 | 0.791 ppb |
| 2022 | 0.299 ppb | 3 | 2 | ND - 0.452 ppb |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2020-11-09 | 0110917-01 | 0.427 ppb |
| 2021-05-27 | 1052804-01 | 0.791 ppb |
| 2022-04-25 | 22D2501-02 | 0.444 ppb |
| 2022-07-21 | 22G2103-01 | ND |
| 2022-10-12 | 22J1201-01 | 0.452 ppb |