Metolachlor
City of Topeka
Metolachlor is a herbicide applied on corn, soybeans and other crops. The EPA has classified metolachlor as a possible human carcinogen.
6
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 | 0.810 ppb | 1 | 1 | 0.810 ppb |
| 2015 | 5.50 ppb | 1 | 1 | 5.50 ppb |
| 2016 | 6.90 ppb | 1 | 1 | 6.90 ppb |
| 2017 | 5.70 ppb | 1 | 1 | 5.70 ppb |
| 2018 | 0.470 ppb | 1 | 1 | 0.470 ppb |
| 2019 | 1.40 ppb | 1 | 1 | 1.40 ppb |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-06-23 | 135664 | 0.810 ppb |
| 2015-06-22 | 351658 | 5.50 ppb |
| 2016-06-21 | 566819 | 6.90 ppb |
| 2017-06-19 | 780606 | 5.70 ppb |
| 2018-06-18 | 989197 | 0.470 ppb |
| 2019-06-24 | 1190192 | 1.40 ppb |