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EWG's Tap Water Database — 2021 UPDATE

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1,1,2,2-Tetrachloroethane

Lynwood Park Mutual Water Company

1,1,2,2-Tetrachloroethane is an industrial chemical which has been used as a metal degreaser, and in paint, paint removers, mothballs and pesticides. It damages the liver and nervous system, and may cause cancer.

MORE ABOUT THIS CONTAMINANT

 

70

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND100ND
2015ND120ND
2016ND120ND
2017ND120ND
2018ND120ND
2019ND120ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.1 ppb

The EWG Health Guideline of 0.1 ppb for 1,1,2,2-tetrachloroethane was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-209588-002-1350ND
2014-01-209588-001-1335ND
2014-04-219588-002-1415ND
2014-04-219588-001-1355ND
2014-07-219588-002-1435ND
2014-07-219588-001-1420ND
2014-10-209588-003-1530ND
2014-10-209588-002-1505ND
2014-10-209588-001-1440ND
2014-12-159588-002-1455ND
2015-01-199588-001-1520ND
2015-01-199588-002-1500ND
2015-01-199588-001-1435ND
2015-04-209588-003-1240ND
2015-04-209588-001-1218ND
2015-04-209588-002-1206ND
2015-07-209588-003-1158ND
2015-07-249588-001-1215ND
2015-07-249588-002-1230ND
2015-10-199588-002-1432ND
2015-10-199588-003-1500ND
2015-10-199588-001-1410ND
2016-01-259588-002-1315ND
2016-01-259588-003-1405ND
2016-01-259588-001-1335ND
2016-04-189588-001-1348ND
2016-04-189588-002-1415ND
2016-04-189588-003-1440ND
2016-07-189588-003-1415ND
2016-07-189588-001-1340ND
2016-07-189588-002-1315ND
2016-10-179588-003-1335ND
2016-10-179588-001-1255ND
2016-10-179588-002-1315ND
2017-01-169588-003-1440ND
2017-01-169588-002-1400ND
2017-01-309588-001-1336ND
2017-04-179588-001-1214ND
2017-04-179588-003-1255ND
2017-04-179588-002-1239ND
2017-07-179588-003-1240ND
2017-07-179588-002-1210ND
2017-07-179588-001-1155ND
2017-10-169588-002-1205ND
2017-10-169588-003-1235ND
2017-10-169588-001-1150ND
2018-01-159588-003-1157ND
2018-01-159588-001-1120ND
2018-01-159588-002-1055ND
2018-04-169588-003-1245ND
2018-04-169588-002-1230ND
2018-04-169588-001-1200ND
2018-07-179588-001-1238ND
2018-07-179588-003-1305ND
2018-07-179588-002-1225ND
2018-10-159588-003-1155ND
2018-10-229588-001-1450ND
2018-10-229588-002-1440ND
2019-01-219588-003-1240ND
2019-01-219588-001-1300ND
2019-01-219588-002-1325ND
2019-04-229588-003-1154ND
2019-04-229588-002-1124ND
2019-04-229588-001-1050ND
2019-07-159588-002-1105ND
2019-07-159588-001-1115ND
2019-07-159588-003-1210ND
2019-10-149588-001-1015ND
2019-10-149588-003-1040ND
2019-10-149588-002-1000ND