Dalapon
City of Bartow
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
15
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | 0.756 ppb | 5 | 5 | 0.410 ppb - 1.20 ppb |
| 2015 | 0.370 ppb | 2 | 1 | ND - 0.740 ppb |
| 2016 | 1.30 ppb | 1 | 1 | 1.30 ppb |
| 2017 | ND | 5 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | 1.50 ppb | 1 | 1 | 1.50 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 |
|---|---|
| 2014-03-24 | 0.510 ppb |
| 2014-03-24 | 0.410 ppb |
| 2014-07-01 | 1.20 ppb |
| 2014-07-01 | 0.750 ppb |
| 2014-11-05 | 0.910 ppb |
| 2015-03-04 | 0.740 ppb |
| 2015-05-06 | ND |
| 2016-07-06 | 1.30 ppb |
| 2017-06-26 | ND |
| 2017-06-26 | ND |
| 2017-06-26 | ND |
| 2017-11-01 | ND |
| 2017-11-01 | ND |
| 2018-07-05 | ND |
| 2019-07-23 | 1.50 ppb |