DCPA di-acid degradate
City of Sunnyside
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.
6
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 |
|---|---|---|---|---|
| 2014 | 0.270 ppb | 1 | 1 | 0.270 ppb |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 2 | 0 | ND |
| 2017 | 0.240 ppb | 1 | 1 | 0.240 ppb |
| 2018 | ND | 2 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-05-07 | 19598 | 0.270 ppb |
| 2016-04-07 | ND | |
| 2016-05-10 | ND | |
| 2017-04-12 | 0.240 ppb | |
| 2018-05-09 | ND | |
| 2018-05-09 | ND |