Dalapon
City of The Dalles
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 | N/A | 0 | 0 | N/A |
2015 | ND | 8 | 0 | ND |
2016 | ND | 5 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 6 | 0 | ND |
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 |
---|---|---|
2015-06-24 | 4401135963-S | ND |
2015-06-24 | 4401135961-S | ND |
2015-06-24 | 4401135962-S | ND |
2015-06-24 | 4401135964-S | ND |
2015-09-15 | 201509160736-S | ND |
2015-09-15 | 201509160735-S | ND |
2015-09-15 | 201509170002-S | ND |
2015-09-15 | 201509170003-S | ND |
2016-08-10 | 20168110690-S | ND |
2016-08-10 | 201608110689-S | ND |
2016-08-23 | 201608150029-S | ND |
2016-08-23 | 201608150030-S | ND |
2016-09-21 | 201609190134-S | ND |
2018-06-19 | V8F046801-S | ND |
2018-06-19 | V8F046802-S | ND |
2018-06-19 | V8F046803-S | ND |
2018-09-24 | V8I043301-S | ND |
2018-09-24 | V8I043302-S | ND |
2018-09-24 | V8I043303-S | ND |