Dalapon
Blair 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 | 4 | 0 | ND |
2015 | ND | 8 | 0 | ND |
2016 | ND | 8 | 0 | ND |
2017 | ND | 2 | 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 |
---|---|---|
2014-03-06 | AC45958 | ND |
2014-06-03 | AC55857 | ND |
2014-09-09 | AC66358 | ND |
2014-12-16 | AC75092 | ND |
2015-02-17 | AC80929 | ND |
2015-02-17 | AC80899 | ND |
2015-05-13 | AC92027 | ND |
2015-05-13 | AC92020 | ND |
2015-07-22 | AD00600 | ND |
2015-07-22 | AD00598 | ND |
2015-10-13 | AD10444 | ND |
2015-10-13 | AD10428 | ND |
2016-01-20 | AD18916 | ND |
2016-01-20 | AD18915 | ND |
2016-05-10 | AD36335 | ND |
2016-05-10 | AD36334 | ND |
2016-07-27 | AD46109 | ND |
2016-07-27 | AD46111 | ND |
2016-11-16 | AD58517 | ND |
2016-11-16 | AD58510 | ND |
2017-01-25 | AD66742 | ND |
2017-01-25 | AD66769 | ND |