Alachlor (Lasso)
City of Chandler
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
22
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 | 5 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | ND | 5 | 0 | ND |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 3 | 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 |
|---|---|---|
| 2018-05-31 | Q1821776004 | ND |
| 2018-05-31 | Q1821776003 | ND |
| 2018-10-15 | Q1840931007 | ND |
| 2018-10-15 | Q1840931008 | ND |
| 2018-10-15 | Q1840931009 | ND |
| 2019-03-19 | Q1911348002 | ND |
| 2019-03-19 | Q1911348014 | ND |
| 2019-09-11 | Q1963871005 | ND |
| 2020-03-24 | Q2012436013 | ND |
| 2020-03-24 | Q2012436014 | ND |
| 2020-06-23 | Q2025085011 | ND |
| 2021-05-04 | Q2111316001 | ND |
| 2021-05-04 | Q2111316004 | ND |
| 2021-05-04 | Q2111316003 | ND |
| 2021-05-04 | Q2111316002 | ND |
| 2021-12-15 | Q2135508001 | ND |
| 2022-03-31 | Q2210090001 | ND |
| 2022-03-31 | Q2210090002 | ND |
| 2022-03-31 | Q2210090003 | ND |
| 2023-01-12 | Q2301951012 | ND |
| 2023-01-12 | Q2301951022 | ND |
| 2023-10-02 | Q2342088008 | ND |