Dalapon
Dundee, Town of
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
14
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | 1.62 ppb | 6 | 6 | 1.000 ppb - 2.30 ppb |
| 2015 | 1.25 ppb | 2 | 2 | 1.20 ppb - 1.30 ppb |
| 2016 | 1.40 ppb | 1 | 1 | 1.40 ppb |
| 2017 | ND | 3 | 0 | ND |
| 2018 | ND | 2 | 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 | Result |
|---|---|
| 2014-07-16 | 1.90 ppb |
| 2014-07-16 | 1.40 ppb |
| 2014-07-16 | 1.000 ppb |
| 2014-10-08 | 2.30 ppb |
| 2014-10-08 | 2.10 ppb |
| 2014-10-08 | 1.000 ppb |
| 2015-10-14 | 1.20 ppb |
| 2015-10-14 | 1.30 ppb |
| 2016-11-09 | 1.40 ppb |
| 2017-01-25 | ND |
| 2017-03-08 | ND |
| 2017-04-03 | ND |
| 2018-02-01 | ND |
| 2018-02-01 | ND |