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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Cal-am Water Company - Duarte

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

 

61

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND160ND
2014ND60ND
2015N/A00N/A
2016ND70ND
2017N/A00N/A
2018ND240ND
2019ND80ND

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
2013-03-0621126801ND
2013-03-0621127101ND
2013-03-0621127001ND
2013-03-1221126901ND
2013-03-1221126401ND
2013-03-1321127201ND
2013-03-1321126501ND
2013-03-1321269901ND
2013-09-1023394301ND
2013-09-1023394801ND
2013-09-1023394901ND
2013-09-1023394401ND
2013-09-1023394201ND
2013-09-1023394701ND
2013-09-1023394601ND
2013-09-1023394501ND
2014-06-231225-010-1330ND
2014-06-231225-009-1135ND
2014-06-231225-008-1235ND
2014-06-231225-007-1040ND
2014-06-231225-003-1110ND
2014-06-231225-002-1300ND
2016-09-079588-019-1230ND
2016-09-079588-002-1330ND
2016-09-079588-010-1315ND
2016-09-079588-003-1305ND
2016-09-079588-007-1245ND
2016-09-079588-008-1345ND
2016-09-079588-009-1400ND
2018-03-069588-010-1145ND
2018-03-069588-002-1135ND
2018-03-069588-003-1120ND
2018-03-069588-007-1105ND
2018-03-069588-009-1130ND
2018-03-069588-019-1050ND
2018-06-149588-007-1215ND
2018-06-149588-002-1245ND
2018-06-149588-009-1235ND
2018-06-149588-019-1120ND
2018-06-149588-010-1255ND
2018-06-149588-003-1225ND
2018-09-209588-009-1225ND
2018-09-209588-007-1215ND
2018-09-209588-008-1240ND
2018-09-209588-010-1325ND
2018-09-209588-019-1125ND
2018-09-209588-002-1300ND
2018-12-189588-002-1225ND
2018-12-189588-010-1240ND
2018-12-189588-009-1150ND
2018-12-189588-007-1135ND
2018-12-189588-019-1055ND
2018-12-189588-008-1215ND
2019-02-069590-022-1230ND
2019-03-199588-003-1135ND
2019-03-199588-008-1105ND
2019-05-139588-003-1155ND
2019-05-139588-008-1215ND
2019-05-139588-022-1310ND
2019-08-079588-022-1325ND
2019-11-199588-022-1040ND