Dalapon
Big Oaks Mobile Home Park
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 | 1.70 ppb | 1 | 1 | 1.70 ppb |
2016 | 0.400 ppb | 3 | 1 | ND - 1.20 ppb |
2017 | 0.900 ppb | 2 | 1 | ND - 1.80 ppb |
2018 | ND | 1 | 0 | ND |
2019 | ND | 1 | 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 | Result |
---|---|
2015-11-09 | 1.70 ppb |
2016-05-04 | ND |
2016-09-26 | ND |
2016-12-19 | 1.20 ppb |
2017-03-28 | ND |
2017-06-27 | 1.80 ppb |
2018-05-17 | ND |
2019-04-17 | ND |