Dalapon
Shannon
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
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 |
|---|---|---|---|---|
| 2014 | ND | 5 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | ND | 2 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State and national drinking water standards and health guidelines
EPA Maximum Contaminant
Level (MCL) 200 ppb
The legal limit for dalapon, established in 1992, was based on a toxicity study in laboratory animals published in 1960.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-01-28 | SA40652-01_01 | ND |
| 2014-02-04 | SB40078-01_01 | ND |
| 2014-06-11 | SF40601-01_01 | ND |
| 2014-08-12 | SH40838-01_01 | ND |
| 2014-11-19 | SK40651-01_01 | ND |
| 2015-01-27 | SA50696-01_01 | ND |
| 2017-02-21 | 17B0470-01_01 | ND |
| 2017-03-01 | 17C0022-01_01 | ND |