Dalapon
Grand Lakes Municipal Utility District 4
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
10
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 | 3 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 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 |
|---|---|---|
| 2014-05-07 | AC53394 | ND |
| 2014-05-07 | AC53393 | ND |
| 2014-05-07 | AC53434 | ND |
| 2015-05-11 | AC91267 | ND |
| 2016-05-17 | AD37037 | ND |
| 2017-08-23 | AD93927 | ND |
| 2017-10-04 | AD99351 | ND |
| 2017-10-04 | AD99352 | ND |
| 2018-07-17 | AE33539 | ND |
| 2019-05-07 | AE65144 | ND |