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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Golden State Water Company (GSWC) - Southwest

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

 

77

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND230ND
2014ND10ND
2015N/A00N/A
2016N/A00N/A
2017ND100ND
2018ND380ND
2019ND50ND

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
2013-06-10201306100488AMND
2013-06-10201306100478AMND
2013-06-10201306100490AMND
2013-06-10201306100486AMND
2013-06-10201306100484AMND
2013-06-17201306180024AMND
2013-06-17201306180020AMND
2013-06-17201306180014AMND
2013-06-17201306180028AMND
2013-06-17201306180030AMND
2013-06-17201306180026AMND
2013-09-18201309190354AMND
2013-12-09201312100166AMND
2013-12-10201312110534AMND
2013-12-10201312110518AMND
2013-12-11201312120537AMND
2013-12-11201312120511AMND
2013-12-11201312120539AMND
2013-12-16201312160220AMND
2013-12-16201312160216AMND
2013-12-17201312170716AMND
2013-12-17201312170714AMND
2013-12-18201312180743AMND
2014-03-10201403100301AMND
2017-12-049590-073-0810ND
2017-12-049590-070-1220ND
2017-12-049590-005-1210ND
2017-12-049590-039-1230ND
2017-12-059590-043-0950ND
2017-12-069590-069-1105ND
2017-12-079590-038-1320ND
2017-12-139590-010-0850ND
2017-12-139590-064-1018ND
2017-12-219590-036-0925ND
2018-01-229590-038-1343ND
2018-01-229590-036-1106ND
2018-01-249590-043-0940ND
2018-01-249590-069-1000ND
2018-02-134790-073-1130ND
2018-02-134790-070-0807ND
2018-02-134790-005-0825ND
2018-02-134790-037-0950ND
2018-03-055867-039-1320ND
2018-03-065867-010-0750ND
2018-03-065867-064-1115ND
2018-03-309590-011-0950ND
2018-04-119590-005-1346ND
2018-04-119590-070-1335ND
2018-04-119590-036-1030ND
2018-04-119590-037-1137ND
2018-04-119590-073-0815ND
2018-04-119590-038-1123ND
2018-04-119590-039-1030ND
2018-05-099590-064-0910ND
2018-05-099590-011-0700ND
2018-05-099590-043-1015ND
2018-05-099590-069-1005ND
2018-05-099590-045-1125ND
2018-07-165867-039-1230ND
2018-07-165867-036-1120ND
2018-07-165867-038-1320ND
2018-07-209590-043-1115ND
2018-07-209590-069-1105ND
2018-07-259590-045-1225ND
2018-08-215867-005-1115ND
2018-08-215867-070-0955ND
2018-08-215867-073-1245ND
2018-08-289590-011-1025ND
2018-09-131677-064-1104ND
2018-10-319590-011-0920ND
2018-10-319590-010-0855ND
2018-10-319590-045-1102ND
2019-02-129590-010-0801ND
2019-04-169590-037-1313ND
2019-04-309590-045-1030ND
2019-09-179590-037-0745ND
2019-10-219590-037-1115ND