DCPA mono- and di-acid degradates
Pico Rivera Water Department
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 14 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 12 | 0 | ND |
2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2015-04-15 | 9588-002-0941 | ND |
2015-04-15 | 9588-004-1115 | ND |
2015-04-15 | 9588-009-1050 | ND |
2015-04-15 | 9588-005-1128 | ND |
2015-04-15 | 9588-007-1028 | ND |
2015-04-15 | 9588-006-0927 | ND |
2015-04-29 | 9588-012-0940 | ND |
2015-07-27 | 9588-002-0949 | ND |
2015-07-27 | 9588-004-1145 | ND |
2015-07-27 | 9588-009-1054 | ND |
2015-07-27 | 9588-005-1120 | ND |
2015-07-27 | 9588-007-1034 | ND |
2015-07-27 | 9588-006-0932 | ND |
2015-07-28 | 9588-012-1109 | ND |
2016-05-09 | 9588-008-1000 | ND |
2016-08-09 | 9588-008-0935 | ND |
2018-04-17 | 9588-006-0905 | ND |
2018-04-17 | 9588-002-0930 | ND |
2018-04-17 | 9588-005-1105 | ND |
2018-04-17 | 9588-007-1010 | ND |
2018-04-17 | 9588-009-1230 | ND |
2018-04-17 | 9588-004-1120 | ND |
2018-07-26 | 9588-006-0855 | ND |
2018-07-26 | 9588-002-0919 | ND |
2018-07-26 | 9588-004-1100 | ND |
2018-07-26 | 9588-007-1000 | ND |
2018-07-26 | 9588-005-1040 | ND |
2018-10-19 | 9588-009-1030 | ND |
2019-01-30 | 9588-009-1205 | ND |
2019-05-09 | 9588-008-0915 | ND |
2019-08-08 | 9588-008-0940 | ND |