Dinoseb
Holly Acres
Dinoseb is a herbicide that causes birth defects and reproductive difficulties. It has been banned in the U.S. since 1986.
8
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 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | 0.260 ppb | 2 | 1 | ND - 0.520 ppb |
| 2022 | 0.487 ppb | 3 | 3 | 0.390 ppb - 0.570 ppb |
| 2023 | ND | 1 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EPA Maximum Contaminant
Level (MCL): 7 ppb
The legal limit for dinoseb, established in 1992, was based on toxicity studies conducted in laboratory animals in the 1970s and 1980s.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-10-09 | 7071-100918-E01S | ND |
| 2018-10-09 | 7071-100918-E02S | ND |
| 2021-10-20 | 7071-102021-E01S | 0.520 ppb |
| 2021-10-20 | 7071-102021-E02S | ND |
| 2022-01-11 | 7071-011122-E01S | 0.570 ppb |
| 2022-04-26 | 7071-042622-E01S | 0.390 ppb |
| 2022-07-13 | 7071-071322-E01S | 0.500 ppb |
| 2023-10-10 | 752-12466-1 | ND |