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EWG's Tap Water Database — 2021 UPDATE

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Methyl isobutyl ketone

Norwalk Water Department

Methyl isobutyl ketone is a solvent used in coatings and adhesives.

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67

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
2014ND120ND
2015ND120ND
2016ND120ND
2017ND120ND
2018ND80ND
2019ND110ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-199588-012-0930ND
2014-02-199588-003-1000ND
2014-02-199588-002-1030ND
2014-04-299588-012-0950ND
2014-04-299588-003-1018ND
2014-04-299588-002-1029ND
2014-07-239588-012-0945ND
2014-07-239588-003-1010ND
2014-07-239588-002-1025ND
2014-12-109588-012-0924ND
2014-12-109588-003-0945ND
2014-12-109588-002-1020ND
2015-03-259588-003-0940ND
2015-03-259588-012-0926ND
2015-03-259588-002-0953ND
2015-04-239588-012-0947ND
2015-04-239588-003-1024ND
2015-04-239588-002-1041ND
2015-07-309588-012-0928ND
2015-07-309588-002-1044ND
2015-07-309588-003-1015ND
2015-10-289588-003-0945ND
2015-10-289588-002-1000ND
2015-10-289588-012-0915ND
2016-03-249588-003-1010ND
2016-03-249588-002-1024ND
2016-03-249588-012-0940ND
2016-06-099588-003-0923ND
2016-06-099588-002-0945ND
2016-06-099588-012-0909ND
2016-07-209588-002-1015ND
2016-07-209588-003-0945ND
2016-07-209588-012-0915ND
2016-10-129588-003-0928ND
2016-10-129588-002-0957ND
2016-10-129588-012-0914ND
2017-01-189588-012-0900ND
2017-01-189588-003-0920ND
2017-01-189588-002-0935ND
2017-04-179588-002-0930ND
2017-04-179588-012-0910ND
2017-04-179588-003-0952ND
2017-07-249588-003-0955ND
2017-07-249588-012-0923ND
2017-07-249588-002-1028ND
2017-10-189588-002-0950ND
2017-10-189588-003-0940ND
2017-10-189588-012-0914ND
2018-01-249588-002-0940ND
2018-01-249588-003-0920ND
2018-04-119588-002-0953ND
2018-04-119588-003-0930ND
2018-07-259588-002-1000ND
2018-07-259588-003-0935ND
2018-10-269588-002-0940ND
2018-10-269588-003-0920ND
2019-01-239588-003-0920ND
2019-01-239588-002-0950ND
2019-04-259588-002-1030ND
2019-04-259588-003-1005ND
2019-05-249588-012-0920ND
2019-07-259588-012-0930ND
2019-07-259588-002-1035ND
2019-07-259588-003-1010ND
2019-10-259588-012-0930ND
2019-10-259588-003-1040ND
2019-10-259588-002-1000ND