Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Hillview Water Company-oakhurst/sierra Lakes

Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.

 

29

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND140ND
2019ND90ND
2020ND60ND
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

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
2018-04-30CA2010007_046_046-201804301410ND
2018-04-30CA2010007_047_047-201804301410ND
2018-04-30CA2010007_048_048-201804301432ND
2018-07-10CA2010007_047_047-201807101445ND
2018-07-10CA2010007_046_046-201807101325ND
2018-07-10CA2010007_007_007-201807100902ND
2018-07-10CA2010007_048_048-201807101418ND
2018-07-10CA2010007_028_028-201807101615ND
2018-07-10CA2010007_024_024-201807101515ND
2018-07-25CA2010007_009_009-201807251000ND
2018-07-25CA2010007_010_010-201807251025ND
2018-10-10CA2010007_048_048-201810101041ND
2018-10-10CA2010007_047_047-201810101002ND
2018-10-10CA2010007_046_046-201810100925ND
2019-01-08CA2010007_046_046-201901081140ND
2019-01-08CA2010007_047_047-201901081315ND
2019-01-08CA2010007_048_048-201901081335ND
2019-04-24CA2010007_047_047-201904240908ND
2019-04-24CA2010007_046_046-201904240855ND
2019-04-24CA2010007_048_048-201904240925ND
2019-07-31CA2010007_047_047-201907311021ND
2019-07-31CA2010007_046_046-201907310828ND
2019-07-31CA2010007_048_048-201907311034ND
2020-12-09CA2010007_017_017-202012091258ND
2020-12-09CA2010007_034_034-202012091158ND
2020-12-10CA2010007_032_032-202012101705ND
2020-12-10CA2010007_030_030-202012101120ND
2020-12-10CA2010007_031_031-202012101648ND
2020-12-10CA2010007_033_033-202012101725ND