Dalapon
Gibsland Water System
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | 2.77 ppb | 6 | 6 | 2.77 ppb |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 6 | 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 |
---|---|---|
2014-08-04 | AD94881 | 2.77 ppb |
2014-08-04 | AD94883 | 2.77 ppb |
2014-08-04 | AD94884 | 2.77 ppb |
2014-08-04 | AD94881 | 2.77 ppb |
2014-08-04 | AD94883 | 2.77 ppb |
2014-08-04 | AD94884 | 2.77 ppb |
2017-07-17 | 35325103001 | ND |
2017-07-17 | 35325103002 | ND |
2017-07-17 | 35325103003 | ND |
2017-07-17 | 35325103001 | ND |
2017-07-17 | 35325103002 | ND |
2017-07-17 | 35325103003 | ND |