Dalapon
Spicewood Beach 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 | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 4 | 0 | ND |
2019 | ND | 4 | 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 |
---|---|---|
2014-05-14 | AC54244 | ND |
2015-05-20 | AC92863 | ND |
2015-05-20 | AC92789 | ND |
2016-08-02 | AD46583 | ND |
2017-09-14 | AD96210 | ND |
2018-06-11 | AE29315 | ND |
2018-06-11 | AE29223 | ND |
2018-09-17 | AE40215 | ND |
2018-11-19 | AE46402 | ND |
2019-02-22 | AE55520 | ND |
2019-04-04 | AE61178 | ND |
2019-07-18 | AE74996 | ND |
2019-11-05 | AE88430 | ND |