Dalapon
City of Grand Prairie
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 8 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | ND | 6 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 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 | Lab ID | Result |
|---|---|---|
| 2014-04-23 | Q1412991007 | ND |
| 2014-06-04 | Q1419331007 | ND |
| 2014-06-26 | Q1424023019 | ND |
| 2014-06-26 | Q1424023020 | ND |
| 2014-06-26 | Q1424023021 | ND |
| 2014-06-26 | Q1424023034 | ND |
| 2014-09-10 | Q1442991013 | ND |
| 2014-09-10 | Q1442991014 | ND |
| 2017-01-05 | Q1700632020 | ND |
| 2017-01-05 | Q1700632006 | ND |
| 2017-06-27 | Q1726535033 | ND |
| 2017-06-27 | Q1726535034 | ND |
| 2017-06-27 | Q1726535009 | ND |
| 2017-06-27 | Q1726535035 | ND |