Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Chlorpyriphos

Southwest Ouachita Waterworks Inc.

Chlorpyrifos is an organophosphate pesticide that has been widely used, but in 2021, application on food crops was banned by the EPA. Exposure to chlorpyrifos during pregnancy and early life harms the developing brain, including reduced IQ, delayed development of motor and sensory functions, and social and behavioral dysfunction.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2020-01-08116556PND
2020-01-08116558PND
2020-01-08116560PND
2020-06-01118101RND
2020-06-01118102RND
2020-06-01118103RND
2020-08-05120857RND
2020-08-05120858RND
2020-08-05120859RND
2020-08-05120860RND
2020-08-05120861RND
2020-08-05120862RND