Dieldrin
City of Alpine
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.
12
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 | ND | 2 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
| 2020 | ND | 1 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-07-17 | Q1828669009 | ND |
| 2018-07-17 | Q1828669010 | ND |
| 2019-06-18 | Q1937877012 | ND |
| 2019-06-18 | Q1937877013 | ND |
| 2019-06-18 | Q1937877014 | ND |
| 2020-06-01 | Q2021525025 | ND |
| 2021-07-13 | Q2118334001 | ND |
| 2021-07-13 | Q2118334002 | ND |
| 2022-09-19 | Q2228089001 | ND |
| 2022-09-19 | Q2228089011 | ND |
| 2022-09-19 | Q2228089012 | ND |
| 2023-07-24 | Q2329255001 | ND |