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EWG's Tap Water Database — 2021 UPDATE

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cis-1,2-Dichloroethylene

City of Bakersfield

1,2-Dichloroethylene, a neurotoxic solvent, exists in two different forms: trans-1,2-dichloroethylene and cis-1,2-dichloroethylene. A mixture of the two forms is used to manufacture other solvents and chemical products.

MORE ABOUT THIS CONTAMINANT

 

64

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND120ND
2015ND120ND
2016ND140ND
2017ND120ND
2018ND110ND
2019ND30ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 70 ppb

The legal limit for cis-1,2-dichloroethylene, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-065701-111-1420ND
2014-02-105701-111-1240ND
2014-03-035701-111-1032ND
2014-04-025701-111-1240ND
2014-05-085701-111-1440ND
2014-06-165701-111-0914ND
2014-07-085701-111-0847ND
2014-08-055701-111-1004ND
2014-09-045701-111-0939ND
2014-10-065701-111-1007ND
2014-11-045701-111-1010ND
2014-12-085701-111-1156ND
2015-01-075701-111-1142ND
2015-03-255701-111-1319ND
2015-04-075701-111-1222ND
2015-05-129590-111-0923ND
2015-06-045701-111-0833ND
2015-07-015701-111-0807ND
2015-08-055701-111-0941ND
2015-09-015701-111-1115ND
2015-10-065701-111-1137ND
2015-11-035701-111-1141ND
2015-12-025701-111-1055ND
2015-12-219590-111-1045ND
2016-01-045701-111-1210ND
2016-02-085701-111-1040ND
2016-03-025701-111-1406ND
2016-04-065701-111-1012ND
2016-05-045701-111-1032ND
2016-06-095701-111-1025ND
2016-07-205701-111-1244ND
2016-07-255701-127-1345ND
2016-08-015701-111-0907ND
2016-09-065701-111-1030ND
2016-09-295701-126-1030ND
2016-10-035701-111-1310ND
2016-11-145701-111-0955ND
2016-12-055701-111-1330ND
2017-01-065701-111-1023ND
2017-02-079590-111-1335ND
2017-03-065810-111-1405ND
2017-04-035701-111-1053ND
2017-05-015701-111-1148ND
2017-06-055701-111-1133ND
2017-07-105701-111-1235ND
2017-08-075701-111-1135ND
2017-09-065701-111-1255ND
2017-10-025701-111-1430ND
2017-11-025701-111-1210ND
2017-12-045701-111-1255ND
2018-01-045701-111-1045ND
2018-02-065701-111-1111ND
2018-03-065701-111-1128ND
2018-04-025810-111-1206ND
2018-05-305701-111-0923ND
2018-06-115701-111-1045ND
2018-07-105810-111-0914ND
2018-08-085701-111-1229ND
2018-09-115701-111-0950ND
2018-10-045701-111-1036ND
2018-11-065701-111-1006ND
2019-08-175701-127-1125ND
2019-11-195701-126-1335ND
2019-12-175701-111-1153ND