DCPA di-acid degradate
Golden Valley Water Association
DCPA di-acid degradate is a residue 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 | 50.7 ppb | 1 | 1 | 50.7 ppb |
| 2019 | 53.2 ppb | 1 | 1 | 53.2 ppb |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | 62.6 ppb | 1 | 1 | 62.6 ppb |
| 2022 | 17.2 ppb | 1 | 1 | 17.2 ppb |
| 2023 | 21.1 ppb | 1 | 1 | 21.1 ppb |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-10-17 | 50.7 ppb | |
| 2019-09-24 | 53.2 ppb | |
| 2021-09-22 | 4188340 | 62.6 ppb |
| 2022-09-21 | 4356426 | 17.2 ppb |
| 2023-09-20 | 4524712 | 21.1 ppb |