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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloropropene

Liberty Utilities - Bellflower - Norwalk

1,1-Dichloropropene is an industrial chemical.

MORE ABOUT THIS CONTAMINANT

 

38

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
2014ND40ND
2015ND40ND
2016ND50ND
2017ND70ND
2018ND80ND
2019ND100ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-04-179588-031-1300ND
2014-04-179588-026-1325ND
2014-04-179588-025-0730ND
2014-04-179588-016-0715ND
2015-04-099588-026-1325ND
2015-04-169588-025-0945ND
2015-05-079588-016-1235ND
2015-05-219588-031-0915ND
2016-05-129588-025-1125ND
2016-05-129588-031-1220ND
2016-05-199588-026-1435ND
2016-12-089588-016-1130ND
2016-12-289469-031-0930ND
2017-02-249588-031-0930ND
2017-04-069588-025-1000ND
2017-04-179588-016-1300ND
2017-04-289588-026-1145ND
2017-05-089588-031-1130ND
2017-08-039588-031-0840ND
2017-12-159588-031-1030ND
2018-02-229588-031-0815ND
2018-04-059588-025-0830ND
2018-04-099588-016-0800ND
2018-04-099588-026-0730ND
2018-05-119588-031-1110ND
2018-08-169588-031-0800ND
2018-09-139588-026-0945ND
2018-11-089588-031-1150ND
2019-01-089588-031-1340ND
2019-03-129588-016-0910ND
2019-04-109588-016-0930ND
2019-04-109588-031-1315ND
2019-04-109588-026-0000ND
2019-04-109588-025-0000ND
2019-07-029588-016-0900ND
2019-07-029588-031-0955ND
2019-10-089588-031-1156ND
2019-10-089588-016-1120ND