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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

City of McFarland

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

 

52

Samples

0

Samples exceeding legal limit (MCL)

20

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND90ND
2015N/A00N/A
2016N/A00N/A
2017ND30ND
20180.00629 ppb148ND - 0.0200 ppb
20190.00576 ppb2612ND - 0.0230 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
2014-03-11A4C0508-03AND
2014-03-11A4C0508-01AND
2014-03-11A4C0508-05AND
2014-03-13A4C0508-07AND
2014-03-185867-016-1037ND
2014-09-09A4H1454-07AND
2014-09-09A4H1454-01AND
2014-09-09A4H1454-04AND
2014-09-09A4H1454-10AND
2017-06-205867-006-1034ND
2017-10-245867-006-0920ND
2017-12-195867-006-0820ND
2018-03-195867-006-0930ND
2018-03-195867-011-1100ND
2018-03-195867-016-10150.0200 ppb
2018-06-055867-006-0909ND
2018-06-055867-011-09300.0150 ppb
2018-06-055867-016-09170.0150 ppb
2018-07-195806-016-14280.00780 ppb
2018-09-115806-011-0935ND
2018-09-115806-006-1005ND
2018-09-115806-016-09100.00640 ppb
2018-11-065806-016-09000.00670 ppb
2018-12-045806-016-09050.00620 ppb
2018-12-045806-006-10300.0110 ppb
2018-12-045806-011-1215ND
2019-01-035806-006-11100.0230 ppb
2019-01-035806-011-1045ND
2019-01-035806-016-11500.00900 ppb
2019-02-055806-006-0815ND
2019-02-055806-011-08450.00520 ppb
2019-02-055806-016-07500.01000 ppb
2019-04-025806-006-0835ND
2019-04-025806-011-0920ND
2019-04-025806-016-08000.0120 ppb
2019-05-015806-006-0820ND
2019-05-015806-016-09100.0180 ppb
2019-05-015806-011-1125ND
2019-06-045806-016-09050.00970 ppb
2019-06-045806-006-0800ND
2019-06-045806-011-0840ND
2019-07-025806-006-0810ND
2019-07-025806-011-1150ND
2019-07-025806-016-09050.00880 ppb
2019-08-065806-016-0810ND
2019-08-065806-006-0835ND
2019-08-065806-011-0910ND
2019-09-035806-016-08400.0130 ppb
2019-10-095806-016-08200.0110 ppb
2019-11-055806-016-00000.0150 ppb
2019-11-055806-006-0000ND
2019-12-035806-016-13100.0150 ppb