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EWG's Tap Water Database — 2021 UPDATE

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1,1,1,2-Tetrachloroethane

Sands Point

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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140

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND200ND
2015ND190ND
2016ND230ND
2017ND300ND
2018ND240ND
2019ND240ND

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
2014-03-111403728-002-POCSND
2014-03-111403728-003-POCSND
2014-03-111403728-004-POCSND
2014-03-111403728-005-POCSND
2014-03-111403728-001-POCSND
2014-05-131405909-002-POCSND
2014-05-131405909-005-POCSND
2014-05-131405909-001-POCSND
2014-05-131405909-004-POCSND
2014-05-131405909-003-POCSND
2014-09-021409077-002-POCSND
2014-09-021409077-001-POCSND
2014-09-021409077-004-POCSND
2014-09-02140907-003-POCSND
2014-09-021409077-005-POCSND
2014-11-181411C18-003-POCSND
2014-11-181411C18-002-POCSND
2014-11-181411C18-005-POCSND
2014-11-181411C18-001-POCSND
2014-11-181411C18-004-POCSND
2015-03-171503B53-002-POCSND
2015-03-171503B53-004-POCSND
2015-03-171503B53-001-POCSND
2015-03-171503B53-003-POCSND
2015-03-171503B53-005-POCSND
2015-06-161506D36-005-POCSND
2015-06-161506D36-002-POCSND
2015-06-161506D36-004-POCSND
2015-06-161506D36-001-POCSND
2015-06-161506D36-003-POCSND
2015-09-221509H02-004-POCSND
2015-09-221509H02-002-POCSND
2015-09-221509H02-003-POCSND
2015-09-221509H02-001-POCSND
2015-09-221509H02-005-POCSND
2015-11-171511D82-002-POCSND
2015-11-171511D82-004-POCSND
2015-11-171511D82-003-POCSND
2015-11-171511D82-001-POCSND
2016-03-221603H56-001-POCSND
2016-03-221603H56-004ND
2016-03-221603H56-002ND
2016-03-221603H56-005-POCSND
2016-03-221603H56-003ND
2016-05-051605483-004ND
2016-05-231605L07-002ND
2016-05-231605L07-001ND
2016-05-231605L07-004ND
2016-05-231605L07-005ND
2016-05-231605L07-003ND
2016-09-261609M44-001ND
2016-09-261609M44-005ND
2016-09-261609M44-004ND
2016-09-261609M44-003AND
2016-09-261609M44-003ND
2016-11-16704726002ND
2016-12-01705820003-POCND
2016-12-01705820005ND
2016-12-01705820005-POCSND
2016-12-01705820002-POCND
2016-12-01705820001-POCSND
2016-12-01705820004-POCND
2017-03-217013839001ND
2017-03-287014322003ND
2017-03-287014322002AND
2017-03-287014322004ND
2017-03-287014322001-POCSND
2017-05-027017523001ND
2017-05-117018457003-POCSND
2017-05-167018796002ND
2017-05-167018796004ND
2017-05-167018796003ND
2017-05-167018796004-POCSND
2017-05-167018796003-POCSND
2017-05-167018796001ND
2017-05-167018796001-POCSND
2017-05-167018796002-POCSND
2017-05-187019036001ND
2017-09-257030950001-POCSND
2017-09-257030950005ND
2017-09-257030950006-POCSND
2017-09-252902852-POCSND
2017-09-257030950003-POCSND
2017-09-257030950004-POCSND
2017-09-25703950001-POCSND
2017-09-257030950002-POCSND
2017-11-147035726004-POCSND
2017-11-147035726005-POCSND
2017-11-147035726001-POCSND
2017-11-147035726006-POCSND
2017-11-147035726003-POCSND
2017-11-147035726002-POCSND
2018-03-147045332002-POCSND
2018-03-147045332004-POCSND
2018-03-147045332005-POCSND
2018-03-147045332006-POCSND
2018-03-147045332001-POCSND
2018-03-147045332003-POCSND
2018-05-087050974002-POCSND
2018-05-087050974001-POCSND
2018-05-087050974003-POCSND
2018-05-087050974005-POCSND
2018-05-087050974006-POCSND
2018-05-087050974004-POCSND
2018-09-187065159003-POCSND
2018-09-187065159005-POCSND
2018-09-187065159002-POCSND
2018-09-187065159004-POCSND
2018-09-187065159006-POCSND
2018-09-187065159001-POCSND
2018-11-287072272004-POCSND
2018-11-2870772272001-POCSND
2018-11-287072272005-POCSND
2018-11-287072272003-POCSND
2018-11-287072266001-POCSND
2018-11-287072272002-POCSND
2019-03-197082847002ND
2019-03-197082847001ND
2019-03-197082847003ND
2019-03-197082838002ND
2019-03-197082838003ND
2019-03-197082838001ND
2019-06-047092017005-POCSND
2019-06-047092017004-POCSND
2019-06-047092017006-POCSND
2019-06-047092017002-POCSND
2019-06-047092017003-POCSND
2019-06-047092017001-POCSND
2019-09-1770105251006ND
2019-09-1770105251002-POCSND
2019-09-1770105251003-POCSND
2019-09-1770105251001-POCSND
2019-09-1770105251004ND
2019-09-1770105251005ND
2019-12-0370113924006ND
2019-12-0370113924001ND
2019-12-0370113924003ND
2019-12-0370113924002ND
2019-12-0370113924005ND
2019-12-1770113924004ND