Dieldrin
South Ellis County Water Supply
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.
6
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 |
|---|---|---|---|---|
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 2 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2019-08-22 | Q1958604007 | ND |
| 2019-08-22 | Q1958604008 | ND |
| 2022-08-03 | Q2222244005 | ND |
| 2022-08-03 | Q2222244006 | ND |
| 2022-12-01 | Q2235925001 | ND |
| 2023-03-08 | Q2309173003 | ND |