Dalapon
Beauregard Water Authority
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
9
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 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 4 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 5 | 0 | ND |
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 |
|---|---|---|
| 2016-01-12 | AB09703 | ND |
| 2016-01-12 | AB09702 | ND |
| 2016-04-13 | AB11108 | ND |
| 2016-04-13 | AB11107 | ND |
| 2019-01-17 | AB32612 | ND |
| 2019-01-17 | AB32611 | ND |
| 2019-04-10 | AB34079 | ND |
| 2019-10-17 | AB39406 | ND |
| 2019-10-17 | AB39407 | ND |