Know Your Environment. Protect Your Health.

Metolachlor

S L M Water Commission

Metolachlor is a herbicide applied on corn, soybeans and other crops. The EPA has classified metolachlor as a possible human carcinogen.

 

25

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.140 ppb41ND - 0.560 ppb
20190.948 ppb43ND - 2.30 ppb
20200.760 ppb43ND - 1.50 ppb
20210.313 ppb42ND - 0.950 ppb
20220.316 ppb53ND - 0.730 ppb
20230.215 ppb42ND - 0.430 ppb

ppb = parts per billion

All test results

Date Lab ID Result
2018-01-1618A0286-01_01ND
2018-05-0818E0393-01ND
2018-08-2218H1118-010.560 ppb
2018-10-3018J1017-01_01ND
2019-02-2619B0547-01ND
2019-06-1119F0337-010.910 ppb
2019-08-0719H0367-012.30 ppb
2019-10-2319J0875-010.580 ppb
2020-03-0420C0248-01ND
2020-06-0820F0113-011.50 ppb
2020-08-2520H1062-010.790 ppb
2020-11-0920K0248-010.750 ppb
2021-03-1121C0432-01ND
2021-04-2721D0726-01ND
2021-08-1821H1027-010.950 ppb
2021-11-1721K0665-010.300 ppb
2022-03-1522C0413-01ND
2022-05-1722E0541-010.440 ppb
2022-08-1622H0828-010.730 ppb
2022-11-2222K0647-010.410 ppb
2022-12-1422L0299-01ND
2023-02-2123B0622-01ND
2023-06-0623F0268-010.430 ppb
2023-08-2223H1187-010.430 ppb
2023-11-0623K0114-01ND