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EWG's Tap Water Database — 2021 UPDATE

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Diazinon (Spectracide)

City of Sunnyvale

Diazinon is a toxic pesticide. The EPA banned residential uses in 2004 and restricted uses on food crops due to safety concerns. Diazinon exposures damage the nervous system, especially during gestation and childhood.

 

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
2015ND60ND
2016N/A00N/A
2017N/A00N/A
2018ND60ND
2019N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 1 ppb

The EWG Health Guideline of 1 ppb for diazinon was defined by the Environmental Protection Agency as a lifetime health-based limit for effects other than cancer. This health guideline protects against .

ppb = parts per billion

All test results

Date Lab ID Result
2015-02-115810-003-1046ND
2015-02-115810-004-1105ND
2015-02-115810-007-0945ND
2015-02-115810-010-1140ND
2015-02-115810-012-1205ND
2015-10-285810-008-1002ND
2018-03-145810-003-1050ND
2018-03-145810-004-1115ND
2018-03-145810-007-0905ND
2018-03-145810-008-0810ND
2018-03-145810-010-0935ND
2018-03-145810-012-1027ND