Dieldrin
Cherry Valley/ Rochdale Water District
NOTE: Cherry Valley/ Rochdale Water District purchases water from Worcester Department of Public Works which is required to test for dieldrin. Sample information shown below was taken by Worcester Department of Public Works.
Dieldrin is a highly toxic insecticide that was banned in the 1970s due to its persistence in the environment and toxicity to people and wildlife.
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 | 2 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | N/A | 0 | 0 | N/A |
2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
NOTE: Cherry Valley/ Rochdale Water District purchases water from Worcester Department of Public Works which is required to test for dieldrin. Sample information shown below was taken by Worcester Department of Public Works.
Date | Result |
---|---|
2016-05-24 | ND |
2016-11-28 | ND |
2019-05-15 | ND |
2019-11-13 | ND |