Dalapon
City of Gillette
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
11
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 | 7 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 4 | 0 | ND |
| 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 |
|---|---|---|
| 2014-10-22 | G14100525-001 P | ND |
| 2014-10-22 | G14100525-001C | ND |
| 2014-10-22 | G14100525-002C | ND |
| 2014-10-29 | G14100663-001 P | ND |
| 2014-10-29 | G14100663-002 P | ND |
| 2014-10-29 | G14100663-001C | ND |
| 2014-10-29 | G14100663-002C | ND |
| 2018-01-17 | G18010295-001G | ND |
| 2018-01-17 | G18010295-002G | ND |
| 2018-06-26 | G18060485-001C | ND |
| 2018-06-26 | G18060485-002C | ND |