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EWG's Tap Water Database — 2021 UPDATE

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1,1,1,2-Tetrachloroethane

City of South Pasadena

1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.

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387

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND890ND
2015ND890ND
2016ND740ND
2017ND710ND
2018ND380ND
2019ND260ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 1 ppb

The EWG Health Guideline of 1 ppb for 1,1,1,2-tetrachloroethane was defined by the Environmental Protection Agency as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-079590-002-0825ND
2014-01-079590-005-0740ND
2014-01-079590-006-0720ND
2014-01-079590-007-0906ND
2014-01-149590-007-0942ND
2014-01-219590-007-0958ND
2014-01-289590-007-1010ND
2014-02-049590-002-0735ND
2014-02-049590-005-0803ND
2014-02-049590-006-0809ND
2014-02-049590-007-1010ND
2014-02-119590-007-0905ND
2014-02-189590-007-0910ND
2014-02-259590-007-0959ND
2014-03-049590-002-0640ND
2014-03-049590-005-0705ND
2014-03-049590-006-0655ND
2014-03-049590-007-0934ND
2014-03-119590-007-1000ND
2014-03-189590-007-1000ND
2014-03-259590-007-0910ND
2014-04-019590-002-0820ND
2014-04-019590-005-0945ND
2014-04-019590-007-0925ND
2014-04-089590-007-0933ND
2014-04-159590-006-1305ND
2014-04-159590-007-0950ND
2014-04-229590-007-1010ND
2014-04-299590-007-1000ND
2014-05-069590-002-0835ND
2014-05-069590-005-0800ND
2014-05-069590-006-0745ND
2014-05-069590-007-0917ND
2014-05-139590-007-0910ND
2014-05-209590-007-1000ND
2014-05-279590-007-0935ND
2014-06-039590-002-0805ND
2014-06-039590-005-0745ND
2014-06-039590-006-0730ND
2014-06-039590-007-0957ND
2014-06-109590-007-0942ND
2014-06-179590-007-0920ND
2014-06-249590-007-0932ND
2014-07-019590-002-0715ND
2014-07-019590-007-1009ND
2014-07-089590-007-1000ND
2014-07-159590-007-1030ND
2014-07-229590-007-1005ND
2014-07-299590-007-0915ND
2014-08-059590-002-0825ND
2014-08-059590-005-0745ND
2014-08-059590-006-0730ND
2014-08-059590-007-0902ND
2014-08-119588-002-1030ND
2014-08-119588-005-1015ND
2014-08-119588-006-1020ND
2014-08-129590-007-0956ND
2014-08-199590-007-1005ND
2014-08-269590-007-1005ND
2014-09-029590-002-0738ND
2014-09-029590-005-0809ND
2014-09-029590-006-0805ND
2014-09-029590-007-1025ND
2014-09-099590-007-0916ND
2014-09-169590-007-0907ND
2014-09-239590-007-1000ND
2014-09-309590-007-0932ND
2014-10-079590-002-0740ND
2014-10-079590-005-0825ND
2014-10-079590-006-0820ND
2014-10-079590-007-1015ND
2014-10-149590-007-1010ND
2014-10-219590-007-0920ND
2014-10-289590-007-0914ND
2014-11-049590-002-0715ND
2014-11-049590-005-0825ND
2014-11-049590-006-0815ND
2014-11-049590-007-0950ND
2014-11-129590-007-1000ND
2014-11-189590-007-1000ND
2014-11-249590-007-1115ND
2014-12-019590-002-1400ND
2014-12-019590-005-1335ND
2014-12-019590-006-1320ND
2014-12-019590-007-1431ND
2014-12-099590-007-0915ND
2014-12-159590-007-1003ND
2014-12-239590-007-0943ND
2014-12-309590-007-1010ND
2015-01-069590-002-0739ND
2015-01-069590-005-1043ND
2015-01-069590-006-1035ND
2015-01-069590-007-1010ND
2015-01-139590-007-1040ND
2015-01-209590-007-0947ND
2015-01-279590-007-1010ND
2015-02-039590-002-0855ND
2015-02-039590-005-0918ND
2015-02-039590-006-0910ND
2015-02-039590-007-0958ND
2015-02-109590-007-1030ND
2015-02-179590-007-0750ND
2015-02-249590-007-0854ND
2015-03-039590-002-0815ND
2015-03-039590-005-0905ND
2015-03-039590-006-0855ND
2015-03-039590-007-0900ND
2015-03-109590-007-0953ND
2015-03-179590-007-1000ND
2015-03-249590-007-1010ND
2015-03-319590-007-1005ND
2015-04-079590-002-0725ND
2015-04-079590-005-0835ND
2015-04-079590-006-0820ND
2015-04-079590-007-0900ND
2015-04-149590-007-0904ND
2015-04-219590-007-1010ND
2015-04-289590-007-1010ND
2015-05-059590-002-0850ND
2015-05-059590-005-0800ND
2015-05-059590-006-0815ND
2015-05-059590-007-0905ND
2015-05-129590-007-0940ND
2015-05-199590-007-0852ND
2015-05-269590-007-0855ND
2015-06-029590-002-0725ND
2015-06-029590-005-0800ND
2015-06-029590-006-0810ND
2015-06-029590-007-0930ND
2015-06-099590-007-0915ND
2015-06-169590-007-0844ND
2015-06-239590-007-1030ND
2015-06-309590-007-0912ND
2015-07-079590-002-0725ND
2015-07-079590-005-0755ND
2015-07-079590-006-0805ND
2015-07-079590-007-0953ND
2015-07-149590-007-0945ND
2015-07-229590-007-0930ND
2015-07-289590-007-0930ND
2015-08-049590-002-0730ND
2015-08-049590-005-0700ND
2015-08-049590-006-0710ND
2015-08-049590-007-1010ND
2015-08-119590-007-0847ND
2015-08-189590-007-0857ND
2015-08-209588-002-0925ND
2015-08-209588-005-0910ND
2015-08-209588-006-0900ND
2015-08-259590-007-0925ND
2015-09-019590-002-0735ND
2015-09-019590-005-0700ND
2015-09-019590-006-0710ND
2015-09-019590-007-0935ND
2015-09-089590-007-1020ND
2015-09-149590-007-1200ND
2015-09-219590-007-0900ND
2015-09-299590-007-0845ND
2015-10-019590-002-0830ND
2015-10-069590-005-0745ND
2015-10-069590-006-0805ND
2015-10-069590-007-0925ND
2015-10-139590-007-1000ND
2015-10-209590-007-1010ND
2015-10-279590-007-1020ND
2015-11-029590-005-0900ND
2015-11-029590-006-0850ND
2015-11-029590-007-0935ND
2015-11-109590-007-0945ND
2015-11-179590-007-0850ND
2015-11-239590-007-1024ND
2015-12-019590-005-0800ND
2015-12-019590-006-0810ND
2015-12-019590-007-1005ND
2015-12-089590-007-1005ND
2015-12-159590-007-0920ND
2015-12-219590-007-1000ND
2015-12-289590-007-0940ND
2016-01-049590-005-0750ND
2016-01-049590-006-0800ND
2016-01-049590-007-0900ND
2016-01-129590-007-1020ND
2016-01-189590-007-1025ND
2016-01-269590-007-0912ND
2016-02-029590-002-0825ND
2016-02-029590-005-0925ND
2016-02-029590-006-0910ND
2016-02-029590-007-0910ND
2016-02-099590-007-0900ND
2016-02-169590-007-1015ND
2016-02-239590-007-1015ND
2016-03-019590-002-0930ND
2016-03-019590-005-0850ND
2016-03-019590-006-0900ND
2016-03-019590-007-1010ND
2016-03-089590-007-0700ND
2016-03-159590-007-0910ND
2016-03-229590-007-0930ND
2016-03-299590-007-0930ND
2016-04-059590-002-0930ND
2016-04-059590-005-0900ND
2016-04-059590-006-0910ND
2016-04-059590-007-1000ND
2016-04-129590-007-1025ND
2016-04-199590-007-0900ND
2016-04-259590-007-0930ND
2016-05-029590-002-0710ND
2016-05-029590-005-0755ND
2016-05-029590-006-0915ND
2016-05-029590-007-0935ND
2016-05-109590-007-0945ND
2016-05-179590-007-0827ND
2016-05-249590-007-0945ND
2016-05-319590-007-0912ND
2016-06-079590-007-0910ND
2016-06-149590-007-0940ND
2016-06-289590-007-1000ND
2016-07-059590-002-0900ND
2016-07-059590-005-0830ND
2016-07-059590-006-0830ND
2016-07-059590-007-1030ND
2016-07-129590-007-0910ND
2016-07-199590-007-0905ND
2016-07-269590-007-0930ND
2016-08-029590-002-0730ND
2016-08-029590-005-0845ND
2016-08-029590-006-0750ND
2016-08-029590-007-1030ND
2016-08-099590-007-0910ND
2016-08-129588-002-1010ND
2016-08-129588-005-0935ND
2016-08-129588-006-0955ND
2016-08-169590-007-1030ND
2016-08-239590-007-0857ND
2016-09-069590-007-0930ND
2016-09-139590-007-0920ND
2016-10-049590-002-0815ND
2016-10-049590-005-0735ND
2016-10-049590-006-0725ND
2016-10-049590-007-0915ND
2016-10-119590-007-0922ND
2016-10-189590-007-0930ND
2016-10-259590-007-0930ND
2016-11-019590-002-0930ND
2016-11-019590-005-0900ND
2016-11-019590-006-0900ND
2016-11-019590-007-1005ND
2016-11-089590-007-1040ND
2016-11-159590-007-0900ND
2016-11-219590-007-0920ND
2016-11-299590-007-0920ND
2016-12-129590-007-1005ND
2017-01-109590-007-0915ND
2017-01-179590-007-0730ND
2017-01-249590-007-1010ND
2017-01-319590-007-1015ND
2017-02-079590-005-0730ND
2017-02-079590-006-0715ND
2017-02-079590-007-0935ND
2017-02-149590-007-0930ND
2017-02-219590-007-0930ND
2017-02-289590-007-0945ND
2017-03-069590-005-0900ND
2017-03-069590-006-0900ND
2017-03-069590-007-1005ND
2017-03-149590-007-1010ND
2017-03-209590-007-0905ND
2017-03-289590-007-0840ND
2017-04-049590-005-0820ND
2017-04-049590-006-0830ND
2017-04-049590-007-0930ND
2017-04-119590-007-0915ND
2017-04-189590-007-1010ND
2017-04-249590-007-1040ND
2017-05-029590-005-0730ND
2017-05-029590-006-0715ND
2017-05-029590-007-0925ND
2017-05-099590-007-0845ND
2017-05-169590-007-1020ND
2017-05-229590-007-0935ND
2017-05-309590-007-1055ND
2017-06-069590-007-1045ND
2017-06-139590-007-0852ND
2017-06-209590-007-0912ND
2017-06-279590-007-0910ND
2017-07-119590-007-1020ND
2017-07-189590-007-1030ND
2017-07-259590-007-0902ND
2017-08-019590-005-0720ND
2017-08-019590-006-0710ND
2017-08-019590-007-0855ND
2017-08-079588-005-1105ND
2017-08-079588-006-1100ND
2017-08-089590-007-0912ND
2017-08-159590-007-0852ND
2017-08-229590-007-1010ND
2017-08-299590-007-1100ND
2017-08-319590-007-1110ND
2017-09-059590-005-0725ND
2017-09-059590-006-0715ND
2017-09-059590-007-1010ND
2017-09-129590-007-0900ND
2017-09-199590-007-0940ND
2017-09-269590-007-0940ND
2017-10-039590-005-0830ND
2017-10-039590-006-0830ND
2017-10-039590-007-1015ND
2017-10-109590-007-0920ND
2017-10-179590-007-0935ND
2017-10-249590-007-0858ND
2017-10-319590-007-1020ND
2017-11-079590-005-0715ND
2017-11-079590-006-0725ND
2017-11-079590-007-0930ND
2017-11-149590-007-1025ND
2017-11-209590-007-1030ND
2017-11-289590-007-0907ND
2017-12-059590-005-0730ND
2017-12-059590-006-0720ND
2017-12-059590-007-0905ND
2017-12-129590-007-0845ND
2017-12-199590-007-1045ND
2017-12-262920-007-1045ND
2018-01-029590-005-0930ND
2018-01-029590-006-0930ND
2018-01-029590-007-1105ND
2018-01-109590-007-0905ND
2018-01-169590-007-0918ND
2018-01-239590-007-0930ND
2018-01-309590-007-0945ND
2018-02-069590-005-0900ND
2018-02-069590-006-0900ND
2018-02-069590-007-1020ND
2018-02-129590-007-1015ND
2018-02-209590-007-0852ND
2018-02-279590-007-0855ND
2018-03-069590-005-0830ND
2018-03-069590-006-0840ND
2018-03-069590-007-0945ND
2018-03-129590-007-1115ND
2018-03-192920-007-1100ND
2018-03-199590-007-1100ND
2018-03-279590-007-1040ND
2018-04-039590-005-0730ND
2018-04-039590-006-0810ND
2018-05-019590-005-0930ND
2018-05-019590-006-0930ND
2018-06-059590-005-0700ND
2018-06-059590-006-0700ND
2018-07-022920-005-0845ND
2018-07-029590-005-0845ND
2018-07-022920-006-0900ND
2018-07-029590-006-0900ND
2018-08-279588-005-0910ND
2018-08-279588-006-0900ND
2018-09-049590-005-1045ND
2018-09-049590-006-1045ND
2018-10-029590-005-0845ND
2018-10-029590-006-0940ND
2018-12-049590-006-0830ND
2018-12-269590-005-0830ND
2019-01-029590-005-0815ND
2019-01-029590-006-0920ND
2019-02-059590-005-0815ND
2019-02-059590-006-1100ND
2019-03-059590-005-0945ND
2019-03-059590-006-0830ND
2019-04-019590-005-0730ND
2019-04-019590-006-0945ND
2019-05-079590-005-0800ND
2019-05-079590-006-0900ND
2019-06-049590-005-0800ND
2019-06-049590-006-0900ND
2019-07-019590-005-0830ND
2019-07-019590-006-0830ND
2019-08-069590-005-0830ND
2019-08-069590-006-0830ND
2019-08-219588-005-0910ND
2019-08-219588-006-0900ND
2019-09-039590-005-0800ND
2019-09-039590-006-0815ND
2019-10-019590-005-0915ND
2019-10-019590-006-0915ND
2019-11-059590-005-1000ND
2019-11-059590-006-1015ND
2019-12-039590-005-1000ND
2019-12-039590-006-1015ND