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EWG's Tap Water Database — 2021 UPDATE

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Chlorothalonil (Bravo)

Irvine Ranch Water District

Chlorothalonil is a one of the most common fungicides used in the U.S.

MORE ABOUT THIS CONTAMINANT

 

42

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
2015ND70ND
2016ND40ND
2017ND120ND
2018ND90ND
2019ND70ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-144417-067-1010ND
2014-01-144417-066-0930ND
2014-10-074417-078-1300ND
2015-01-124417-078-1120ND
2015-04-084417-078-1000ND
2015-05-204417-077-0750ND
2015-07-134417-077-1100ND
2015-07-144417-078-0900ND
2015-09-094417-077-1030ND
2015-10-054417-077-0930ND
2016-01-124417-077-1030ND
2016-05-054417-058-1000ND
2016-06-239588-069-1133ND
2016-12-139588-069-1125ND
2017-01-194417-058-0940ND
2017-02-289588-085-1334ND
2017-03-219588-063-1418ND
2017-03-219588-064-1437ND
2017-03-299588-069-1032ND
2017-04-269588-085-1040ND
2017-05-164417-006-1410ND
2017-06-014417-058-1110ND
2017-07-134417-058-0855ND
2017-07-134417-017-0750ND
2017-08-224417-006-0910ND
2017-10-164417-058-1110ND
2018-02-064417-006-0800ND
2018-02-064417-017-0720ND
2018-02-149588-085-1413ND
2018-02-204417-058-1115ND
2018-04-094417-006-0930ND
2018-04-179588-085-1141ND
2018-04-304417-058-1330ND
2018-10-094417-058-1315ND
2018-10-114417-006-1100ND
2019-02-214417-058-1015ND
2019-02-289588-085-0743ND
2019-03-149588-064-0943ND
2019-04-114417-058-1035ND
2019-07-179588-085-1413ND
2019-08-014417-058-1040ND
2019-10-034417-058-1135ND