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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Sierra Madre Water Department

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

 

126

Samples

0

Samples exceeding legal limit (MCL)

3

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND40ND
2014ND120ND
2015ND160ND
2016ND150ND
2017ND160ND
20180.000190 ppb311ND - 0.00590 ppb
20190.000334 ppb322ND - 0.00540 ppb

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
2013-06-133F14032-01AND
2013-06-133F14032-02AND
2013-12-233L23104-03AND
2013-12-233L23104-01AND
2014-02-033761-003-0800ND
2014-02-033761-004-0800ND
2014-02-033761-005-0800ND
2014-02-033761-006-0800ND
2014-05-053761-003-0800ND
2014-05-053761-004-0800ND
2014-05-053761-005-0800ND
2014-05-053761-006-0800ND
2014-08-043761-003-0800ND
2014-08-043761-004-0800ND
2014-08-043761-005-0800ND
2014-08-043761-006-0800ND
2015-02-023761-003-0800ND
2015-02-023761-004-0800ND
2015-02-023761-005-0800ND
2015-02-023761-006-0800ND
2015-05-043761-003-0800ND
2015-05-043761-004-0800ND
2015-05-043761-005-0800ND
2015-05-043761-006-0800ND
2015-08-053761-003-0800ND
2015-08-053761-004-0800ND
2015-08-053761-005-0800ND
2015-08-053761-006-0800ND
2015-11-023761-003-0800ND
2015-11-023761-004-0800ND
2015-11-023761-005-0800ND
2015-11-023761-006-0800ND
2016-02-013761-003-0800ND
2016-02-013761-004-0800ND
2016-02-013761-005-0800ND
2016-05-023761-003-0800ND
2016-05-023761-004-0800ND
2016-05-023761-005-0800ND
2016-05-023761-006-0800ND
2016-08-013761-003-0800ND
2016-08-013761-004-0800ND
2016-08-013761-005-0800ND
2016-08-013761-006-0800ND
2016-11-073761-003-0800ND
2016-11-073761-004-0800ND
2016-11-073761-005-0800ND
2016-11-073761-006-0800ND
2017-02-063761-003-0800ND
2017-02-063761-004-0800ND
2017-02-063761-005-0800ND
2017-02-063761-006-0800ND
2017-05-013761-003-0800ND
2017-05-013761-004-0800ND
2017-05-013761-005-0800ND
2017-05-013761-006-0800ND
2017-08-013761-003-0800ND
2017-08-013761-004-0800ND
2017-08-013761-005-0800ND
2017-08-013761-006-0800ND
2017-11-073761-003-0800ND
2017-11-073761-004-0800ND
2017-11-073761-005-0800ND
2017-11-073761-006-0800ND
2018-02-063761-003-0800ND
2018-02-063761-004-0800ND
2018-02-063761-005-0800ND
2018-02-063761-006-0800ND
2018-02-219588-003-0930ND
2018-02-219588-004-0955ND
2018-02-219588-005-0935ND
2018-02-219588-006-0945ND
2018-02-219588-007-0920ND
2018-05-083761-003-0800ND
2018-05-083761-004-0800ND
2018-05-083761-005-0800ND
2018-05-083761-006-0800ND
2018-06-199588-007-1025ND
2018-08-073761-003-0800ND
2018-08-073761-004-0800ND
2018-08-073761-005-08000.00590 ppb
2018-08-073761-006-0800ND
2018-08-089588-007-1130ND
2018-10-233761-005-0800ND
2018-11-063761-003-0800ND
2018-11-063761-004-0800ND
2018-11-063761-005-0800ND
2018-11-063761-006-0800ND
2018-11-093761-005-0800ND
2018-11-133761-003-0800ND
2018-11-133761-004-0800ND
2018-11-133761-005-0800ND
2018-11-133761-006-0800ND
2018-11-133761-035-0800ND
2018-11-169588-007-0940ND
2019-01-153761-005-08000.00540 ppb
2019-01-153761-035-0800ND
2019-01-153761-051-0800ND
2019-01-243761-005-09300.00530 ppb
2019-01-243761-005-1000ND
2019-02-053761-003-0800ND
2019-02-053761-004-0800ND
2019-02-053761-005-0800ND
2019-02-053761-006-0800ND
2019-02-123761-005-0800ND
2019-02-123761-035-0800ND
2019-02-123761-051-0800ND
2019-03-123761-005-0800ND
2019-03-123761-035-0800ND
2019-03-123761-051-0800ND
2019-04-093761-005-0800ND
2019-04-093761-035-0800ND
2019-04-093761-051-0800ND
2019-05-073761-003-0800ND
2019-05-073761-004-0800ND
2019-05-073761-005-0800ND
2019-05-073761-006-0800ND
2019-08-063761-003-0800ND
2019-08-063761-004-0800ND
2019-08-063761-005-0800ND
2019-08-063761-006-0800ND
2019-08-153761-005-0730ND
2019-08-153761-005-0740ND
2019-11-053761-003-0800ND
2019-11-053761-004-0800ND
2019-11-053761-005-0800ND
2019-11-053761-006-0800ND