Alachlor (Lasso)
Trumbauersville Municipal Waterworks
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
10
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 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 4 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 6 | 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 |
|---|---|---|
| 2020-03-03 | 21832369.00 | ND |
| 2020-03-03 | 21832398.00 | ND |
| 2020-06-03 | 22397769.00 | ND |
| 2020-06-03 | 22397798.00 | ND |
| 2023-05-18 | 29093068.00 | ND |
| 2023-05-26 | 29093067.00 | ND |
| 2023-08-17 | 29481158.00 | ND |
| 2023-08-23 | 29685771.00 | ND |
| 2023-11-10 | 30057779.00 | ND |
| 2023-11-10 | 30057778.00 | ND |