Dalapon
City of Lancaster
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 4 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 4 | 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 |
---|---|---|
2014-04-22 | 2003551001 | ND |
2014-04-22 | 2003551002 | ND |
2014-09-09 | 2028350001 | ND |
2014-09-09 | 2028350002 | ND |
2017-06-08 | 16377789 | ND |
2017-06-14 | 16377790 | ND |
2017-07-26 | 16689320 | ND |
2017-07-26 | 16689321 | ND |