Dalapon
Clay Water Supply Corporation
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 | ND | 1 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 5 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 3 | 0 | ND |
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 |
---|---|---|
2014-05-12 | AC53899 | ND |
2015-07-30 | AD01763 | ND |
2015-12-09 | AD16195 | ND |
2016-03-03 | AD26858 | ND |
2016-03-03 | AD26972 | ND |
2016-05-24 | AD37957 | ND |
2016-07-19 | AD44713 | ND |
2016-10-27 | AD55054 | ND |
2017-01-31 | AD67800 | ND |
2017-05-22 | AD85008 | ND |
2017-08-07 | AD92225 | ND |
2017-12-11 | AE07415 | ND |
2018-06-19 | AE30426 | ND |
2018-08-22 | AE38111 | ND |
2018-11-19 | AE46398 | ND |
2019-02-12 | AE54046 | ND |
2019-02-12 | AE54163 | ND |
2019-06-19 | AE71281 | ND |
2019-08-15 | AE78829 | ND |
2019-11-13 | AE89090 | ND |