1,2,3-Trichloropropane

City of Woodland

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

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Range of results
2013	ND	16	ND
2014	ND	16	ND
2015	N/A	0	N/A
2016	N/A	0	N/A
2017	N/A	0	N/A
2018	N/A	0	N/A
2019	N/A	0	N/A

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
2013-10-08	A3J0070-07A	ND
2013-10-08	A3J0070-03A	ND
2013-10-08	A3J0070-01A	ND
2013-10-08	A3J0070-11A	ND
2013-10-08	A3J0070-05A	ND
2013-10-08	A3J0070-13A	ND
2013-10-08	A3J0070-25A	ND
2013-10-08	A3J0070-31A	ND
2013-10-08	A3J0070-33A	ND
2013-10-08	A3J0070-35A	ND
2013-10-08	A3J0070-09A	ND
2013-10-08	A3J0070-19A	ND
2013-10-08	A3J0070-37A	ND
2013-10-08	A3J0070-17A	ND
2013-10-08	A3J0070-21A	ND
2013-10-08	A3J0070-23A	ND
2014-04-01	A4C1133-37A	ND
2014-04-01	A4C1133-11A	ND
2014-04-01	A4C1133-09A	ND
2014-04-01	A4C1133-13A	ND
2014-04-01	A4C1133-17A	ND
2014-04-01	A4C1133-03A	ND
2014-04-01	A4C1133-01A	ND
2014-04-01	A4C1133-07A	ND
2014-04-01	A4C1133-05A	ND
2014-04-01	A4C1133-31A	ND
2014-04-01	A4C1133-25A	ND
2014-04-01	A4C1133-33A	ND
2014-04-01	A4C1133-21A	ND
2014-04-01	A4C1133-19A	ND
2014-04-01	A4C1133-23A	ND
2014-06-12	A4F0786-01A	ND