Dalapon
Bayou Teche Water Works
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
20
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 | ND | 8 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 6 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 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 |
|---|---|---|
| 2014-01-21 | AD88527 | ND |
| 2014-01-21 | AD88525 | ND |
| 2014-01-21 | AD88526 | ND |
| 2014-01-21 | AD88527 | ND |
| 2014-01-21 | AD88528 | ND |
| 2014-01-21 | AD88526 | ND |
| 2014-01-21 | AD88525 | ND |
| 2014-01-21 | AD88528 | ND |
| 2016-05-03 | 35242939001 | ND |
| 2016-05-03 | 35242939001 | ND |
| 2017-03-20 | 35301790012 | ND |
| 2017-03-20 | 35301790011 | ND |
| 2017-03-20 | 35301790010 | ND |
| 2017-03-20 | 35301790010 | ND |
| 2017-03-20 | 35301790011 | ND |
| 2017-03-20 | 35301790012 | ND |
| 2019-03-25 | 35457078001 | ND |
| 2019-03-25 | 35457078001 | ND |
| 2019-06-25 | 35478325001 | ND |
| 2019-06-25 | 35478325001 | ND |