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EWG's Tap Water Database — 2021 UPDATE

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Chlorpyriphos

Golden State Water Company - Barstow

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019ND80ND

ppb = parts per billion

All test results

Date Lab ID Result
2019-03-20201903200496ND
2019-03-20201903200494ND
2019-03-20201903200497ND
2019-03-20201903200495ND
2019-09-23201909230993ND
2019-09-23201909230991ND
2019-09-23201909230994ND
2019-09-23201909230992ND