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EWG's Tap Water Database — 2019 UPDATE

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1,2,3-Trichloropropane

City of Gilroy

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.

 

26

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND10ND
2013N/A00N/A
2014ND170ND
2015N/A00N/A
2016ND80ND
2017N/A00N/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
2012-01-185806-007-1015ND
2014-01-14A3L2052-17AND
2014-01-14A3L2052-15AND
2014-01-14A3L2052-09AND
2014-01-14A3L2052-11AND
2014-01-14A3L2052-03AND
2014-01-14A3L2052-07AND
2014-01-14A3L2052-05AND
2014-03-24A4C1501-01AND
2014-05-29A4E2213-01AND
2014-07-08A4F1134-07AND
2014-07-08A4F1134-13AND
2014-07-08A4F1134-22AND
2014-07-08A4F1134-10AND
2014-07-08A4F1134-01AND
2014-07-08A4F1134-16AND
2014-08-04A4G2633-01AND
2014-09-16A4I0774-01AND
2016-05-185810-010-1010ND
2016-05-185810-009-0950ND
2016-05-185810-011-1030ND
2016-05-185810-008-0950ND
2016-05-185810-006-0826ND
2016-05-185810-004-0840ND
2016-05-185810-002-0858ND
2016-05-185810-001-0905ND