Alachlor (Lasso)
Rochester
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
86
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 |
|---|---|---|---|---|
| 2018 | ND | 14 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 10 | 0 | ND |
| 2021 | ND | 30 | 0 | ND |
| 2022 | ND | 7 | 0 | ND |
| 2023 | ND | 25 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EPA Maximum Contaminant
Level (MCL): 2 ppb
The legal limit for alachlor, established in 1991, was based on toxicity studies in laboratory animals conducted in the 1980s.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-03-29 | 18C1134-01 | ND |
| 2018-06-19 | 18F1334-02 | ND |
| 2018-06-19 | 18F1351-02 | ND |
| 2018-06-19 | 18F1348-04 | ND |
| 2018-06-19 | 18F1339-02 | ND |
| 2018-06-19 | 18F1348-02 | ND |
| 2018-06-19 | 18F1334-03 | ND |
| 2018-09-25 | 18I1339-01 | ND |
| 2018-09-25 | 18I1339-02 | ND |
| 2018-09-25 | 18I1339-03 | ND |
| 2018-09-25 | 18I1341-02 | ND |
| 2018-09-25 | 18I1341-03 | ND |
| 2018-09-25 | 18I1341-04 | ND |
| 2018-12-27 | 18L0843-02 | ND |
| 2020-06-17 | 20F1569-01 | ND |
| 2020-06-18 | 20F1568-02 | ND |
| 2020-06-18 | 20F1568-01 | ND |
| 2020-06-24 | 20F2015-01 | ND |
| 2020-06-24 | 20F2015-02 | ND |
| 2020-09-22 | 20I1275-01 | ND |
| 2020-09-22 | 20I1275-02 | ND |
| 2020-09-22 | 20I1276-01 | ND |
| 2020-09-22 | 20I1276-02 | ND |
| 2020-09-30 | 20J0030-01 | ND |
| 2021-09-02 | 21I0227-03 | ND |
| 2021-09-02 | 21I0238-01 | ND |
| 2021-09-02 | 21I0237-04 | ND |
| 2021-09-02 | 21I0237-03 | ND |
| 2021-09-02 | 21I0237-02 | ND |
| 2021-09-02 | 21I0237-01 | ND |
| 2021-09-02 | 21I0235-02 | ND |
| 2021-09-02 | 21I0235-01 | ND |
| 2021-09-02 | 21I0231-03 | ND |
| 2021-09-02 | 21I0231-02 | ND |
| 2021-09-02 | 21I0231-01 | ND |
| 2021-09-02 | 21I0228-03 | ND |
| 2021-09-02 | 21I0228-02 | ND |
| 2021-09-02 | 21I0228-01 | ND |
| 2021-09-02 | 21I0227-02 | ND |
| 2021-10-12 | 21J0523-04 | ND |
| 2021-10-12 | 21J0523-03 | ND |
| 2021-10-12 | 21J0523-02 | ND |
| 2021-10-12 | 21J0523-01 | ND |
| 2021-10-12 | 21J0521-03 | ND |
| 2021-10-12 | 21J0521-04 | ND |
| 2021-10-12 | 21J0521-01 | ND |
| 2021-10-12 | 21J0521-02 | ND |
| 2021-10-13 | 21J0609-01 | ND |
| 2021-10-13 | 21J0609-02 | ND |
| 2021-10-13 | 21J0609-03 | ND |
| 2021-10-13 | 21J0609-04 | ND |
| 2021-10-13 | 21J0611-01 | ND |
| 2021-10-13 | 21J0611-02 | ND |
| 2021-10-13 | 21J0611-03 | ND |
| 2022-05-25 | 22E2069-01 | ND |
| 2022-08-03 | 22H0304-02 | ND |
| 2022-08-03 | 22H0337-01 | ND |
| 2022-08-03 | 22H0304-03 | ND |
| 2022-11-08 | 22K0506-01 | ND |
| 2022-11-08 | 22K0506-02 | ND |
| 2022-11-08 | 22K0506-03 | ND |
| 2023-01-09 | 23A0222-01 | ND |
| 2023-01-09 | 23A0222-02 | ND |
| 2023-05-11 | 23E0924-02 | ND |
| 2023-05-11 | 23E0924-01 | ND |
| 2023-08-01 | 23H0145-01 | ND |
| 2023-08-02 | 23H0282-01 | ND |
| 2023-08-02 | 23H0282-02 | ND |
| 2023-08-23 | 23H2534-01 | ND |
| 2023-12-12 | 23L0481-09 | ND |
| 2023-12-12 | 23L0481-08 | ND |
| 2023-12-12 | 23L0481-07 | ND |
| 2023-12-12 | 23L0481-06 | ND |
| 2023-12-12 | 23L0481-05 | ND |
| 2023-12-12 | 23L0481-04 | ND |
| 2023-12-12 | 23L0481-03 | ND |
| 2023-12-12 | 23L0481-01 | ND |
| 2023-12-12 | 23L0480-10 | ND |
| 2023-12-12 | 23L0480-09 | ND |
| 2023-12-12 | 23L0480-08 | ND |
| 2023-12-12 | 23L0480-07 | ND |
| 2023-12-12 | 23L0480-06 | ND |
| 2023-12-12 | 23L0480-04 | ND |
| 2023-12-12 | 23L0480-03 | ND |
| 2023-12-12 | 23L0480-02 | ND |
| 2023-12-12 | 23L0480-01 | ND |