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EWG's Tap Water Database — 2021 UPDATE

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Dimethoate

Yorba Linda Water District

Dimethoate is an organophosphate insecticide highly toxic to the nervous system, particularly during pregnancy and childhood.

MORE ABOUT THIS CONTAMINANT

 

45

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
2014ND30ND
2015ND50ND
2016ND130ND
2017ND60ND
2018ND60ND
2019ND120ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-04-024417-011-0945ND
2014-09-094417-011-0935ND
2014-10-274417-001-0945ND
2015-02-194417-001-0810ND
2015-02-194417-020-0840ND
2015-04-014417-002-0900ND
2015-04-014417-020-0845ND
2015-07-084417-002-0835ND
2016-01-144417-008-0845ND
2016-01-144417-007-1005ND
2016-01-144417-006-0830ND
2016-03-084417-004-0810ND
2016-04-134417-004-1125ND
2016-04-134417-023-1030ND
2016-04-134417-006-1045ND
2016-04-134417-003-1145ND
2016-04-134417-007-1210ND
2016-04-134417-008-1230ND
2016-07-214417-023-0850ND
2016-07-214417-003-0955ND
2016-07-214417-007-0905ND
2017-01-184417-011-0830ND
2017-05-244417-011-1350ND
2017-06-274417-001-0925ND
2017-07-124417-001-0945ND
2017-07-124417-024-0845ND
2017-10-044417-024-0910ND
2018-01-174417-002-1120ND
2018-01-174417-020-1100ND
2018-01-244417-024-0800ND
2018-04-254417-002-1110ND
2018-04-254417-024-0940ND
2018-04-254417-020-1055ND
2019-03-134417-007-1130ND
2019-03-134417-006-0810ND
2019-03-134417-008-0900ND
2019-03-214417-003-0830ND
2019-05-084417-003-1045ND
2019-05-084417-023-0900ND
2019-05-084417-006-0950ND
2019-05-084417-008-1025ND
2019-05-084417-007-0915ND
2019-08-204417-023-0825ND
2019-08-204417-004-1045ND
2019-10-234417-004-1100ND