Aldicarb sulfone
Topsfield Water Department
Aldicarb sulfone is a groundwater contaminant and a neurotoxic metabolite of the insecticide aldicarb used on agricultural crops.
11
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 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 4 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
| Date | Result |
|---|---|
| 2016-02-16 | ND |
| 2016-02-16 | ND |
| 2016-07-12 | ND |
| 2016-07-12 | ND |
| 2018-02-28 | ND |
| 2018-02-28 | ND |
| 2018-09-13 | ND |
| 2018-09-13 | ND |
| 2019-02-04 | ND |
| 2019-02-04 | ND |
| 2019-02-04 | ND |