Dalapon
City of Mont Belvieu
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
19
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 | 4 | 0 | ND |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 3 | 0 | ND |
| 2019 | ND | 3 | 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 |
|---|---|---|
| 2014-01-16 | AC39351 | ND |
| 2014-01-16 | AC39352 | ND |
| 2014-06-30 | AC58444 | ND |
| 2014-06-30 | AC58479 | ND |
| 2015-07-13 | AC99084 | ND |
| 2015-07-13 | AC99086 | ND |
| 2016-02-01 | AD21198 | ND |
| 2016-07-11 | AD43539 | ND |
| 2016-07-11 | AD43533 | ND |
| 2017-01-19 | AD65850 | ND |
| 2017-01-19 | AD65849 | ND |
| 2017-05-31 | AD86099 | ND |
| 2017-05-31 | AD86102 | ND |
| 2018-05-08 | AE25533 | ND |
| 2018-05-08 | AE25532 | ND |
| 2018-08-01 | AE35291 | ND |
| 2019-05-07 | AE65233 | ND |
| 2019-05-07 | AE65105 | ND |
| 2019-05-07 | AE65104 | ND |