DCPA mono- and di-acid degradates
Dayton Valley Water System
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.
9
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 2 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-05-13 | 201405140421 | ND |
| 2014-05-13 | 201405140422 | ND |
| 2015-05-11 | 201505130156 | ND |
| 2016-05-18 | 201605240207 | ND |
| 2018-04-05 | 201804060643 | ND |
| 2019-05-20 | 201905240032 | ND |
| 2019-07-24 | 201907260187 | ND |
| 2019-07-24 | 201907260188 | ND |
| 2019-08-14 | 201908160801 | ND |