Dalapon
Medford Waterworks
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 | 4 | 0 | ND |
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 |
---|---|---|
2014-04-30 | 783267 | ND |
2014-04-30 | 783271 | ND |
2014-09-17 | 819123 | ND |
2014-09-17 | 819121 | ND |
2017-05-16 | 990556 | ND |
2017-06-26 | 1000150 | ND |
2017-06-26 | 1000153 | ND |
2017-06-26 | 1000147 | ND |
2017-06-27 | 1000576 | ND |
2017-06-27 | 1000579 | ND |