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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Azusa Light and Water

1,2,3-Trichloropropane is a potent carcinogen that contaminates drinking water in agricultural regions where it was historically used as soil fumigant. Click here to read more about carcinogenic VOCs.

MORE ABOUT THIS CONTAMINANT

 

65

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND50ND
2014ND50ND
2015N/A00N/A
2016ND110ND
2017N/A00N/A
2018ND430ND
2019ND10ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.0007 ppb

The EWG Health Guideline of 0.0007 ppb for 1,2,3-trichloropropane 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
2013-07-163G16093-03AND
2013-07-163G16093-01AND
2013-07-163G16093-05AND
2013-07-163G16093-07AND
2013-10-183J18021-01AND
2014-01-274A27014-01AND
2014-01-274A27014-03AND
2014-01-274A27014-07AND
2014-01-274A27014-05AND
2014-04-164D16084-01AND
2016-08-099588-007-1000ND
2016-08-099588-006-1010ND
2016-08-099588-008-0950ND
2016-08-099588-010-1025ND
2016-08-099588-005-0940ND
2016-08-099588-033-0910ND
2016-08-099588-034-0920ND
2016-08-099588-004-0930ND
2016-08-099588-003-0850ND
2016-08-099588-002-0845ND
2016-08-099588-001-0900ND
2018-02-059588-033-0850ND
2018-02-059588-010-0925ND
2018-02-059588-034-0855ND
2018-02-059588-008-0920ND
2018-02-059588-007-0915ND
2018-02-059588-001-0845ND
2018-02-059588-002-0900ND
2018-02-059588-006-0910ND
2018-02-059588-003-0840ND
2018-02-059588-004-0835ND
2018-05-089588-004-0840ND
2018-05-089588-001-0835ND
2018-05-089588-002-0845ND
2018-05-089588-003-0820ND
2018-05-089588-034-0825ND
2018-05-089588-033-0830ND
2018-05-089588-010-0920ND
2018-05-089588-005-0855ND
2018-05-089588-008-0905ND
2018-05-089588-007-0900ND
2018-06-269588-006-0820ND
2018-08-089588-008-0945ND
2018-08-089588-006-0915ND
2018-08-089588-001-0835ND
2018-08-089588-002-0855ND
2018-08-089588-007-0930ND
2018-08-089588-003-0825ND
2018-08-089588-034-0845ND
2018-08-089588-033-0840ND
2018-08-089588-005-0905ND
2018-08-089588-004-0815ND
2018-08-089588-010-1000ND
2018-11-069588-033-1030ND
2018-11-069588-005-1045ND
2018-11-069588-003-1020ND
2018-11-069588-007-1100ND
2018-11-069588-034-1035ND
2018-11-069588-010-1120ND
2018-11-069588-002-1040ND
2018-11-069588-006-1055ND
2018-11-069588-001-1025ND
2018-11-069588-004-1015ND
2018-11-069588-008-1105ND
2019-02-079588-005-0915ND