Dalapon
City of North Lauderdale
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
17
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 | 0.163 ppb | 6 | 1 | ND - 0.980 ppb |
| 2015 | ND | 2 | 0 | ND |
| 2016 | 0.500 ppb | 4 | 2 | ND - 1.000 ppb |
| 2017 | ND | 4 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | 0.900 ppb | 1 | 1 | 0.900 ppb |
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 |
|---|---|
| 2014-02-10 | 0.980 ppb |
| 2014-05-20 | ND |
| 2014-08-21 | ND |
| 2014-10-15 | ND |
| 2014-10-15 | ND |
| 2014-12-12 | ND |
| 2015-08-10 | ND |
| 2015-11-24 | ND |
| 2016-02-10 | ND |
| 2016-05-23 | ND |
| 2016-08-27 | 1.000 ppb |
| 2016-11-23 | 1.000 ppb |
| 2017-02-15 | ND |
| 2017-02-16 | ND |
| 2017-09-21 | ND |
| 2017-11-20 | ND |
| 2019-03-12 | 0.900 ppb |