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EWG's Tap Water Database — 2021 UPDATE

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Diazinon (Spectracide)

California Water Service - Livermore

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
2018ND50ND
2019ND10ND

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
2015-07-069590-015-1138ND
2015-07-079590-008-1310ND
2015-07-099590-007-1020ND
2015-07-099590-009-0709ND
2015-07-159590-014-1221ND
2015-07-159590-021-1000ND
2018-06-129590-021-1355ND
2018-07-029590-007-1317ND
2018-07-099590-010-1510ND
2018-07-109590-014-1430ND
2018-07-109590-015-1400ND
2019-04-045810-013-1250ND