DCPA mono- and di-acid degradates
WA of Great Neck North
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 |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | N/A | 0 | 0 | N/A |
2016 | 5.50 ppb | 15 | 12 | ND - 11.0 ppb |
2017 | ND | 5 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2016-02-17 | 1602C61-001 | 4.30 ppb |
2016-02-17 | 1602C61-003 | 9.10 ppb |
2016-02-17 | 1602C61-005 | 8.90 ppb |
2016-02-17 | 1602C61-002 | 8.80 ppb |
2016-02-17 | 1602C61-004 | 6.50 ppb |
2016-04-06 | 1604582-008-POCS | 3.70 ppb |
2016-04-06 | 1604582-005-POCS | ND |
2016-04-06 | 1604582-007-POCS | 5.60 ppb |
2016-04-06 | 1604582-009-POCS | 8.60 ppb |
2016-04-06 | 1604582-006-POCS | 9.70 ppb |
2016-07-13 | 1607997-008-POCS | 11.0 ppb |
2016-07-13 | 1607997-007-POCS | 4.60 ppb |
2016-07-13 | 1607997-004-POCS | ND |
2016-07-13 | 1607997-006-POCS | 1.70 ppb |
2016-07-13 | 1607997-005-POCS | ND |
2017-08-01 | 7025952002-SOCS | ND |
2017-08-02 | 7025952001-SOCS | ND |
2017-08-16 | 7027412001-SOCS | ND |
2017-08-17 | 7027471002-SOCS | ND |
2017-08-17 | 7027471001-SOCS | ND |