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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Alco Water Service

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

 

31

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND60ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND250ND
2019N/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
2014-12-23A4L0793-10AND
2014-12-23A4L0793-01AND
2014-12-23A4L0793-16AND
2014-12-23A4L0793-07AND
2014-12-23A4L0793-13AND
2014-12-30A4L0793-04AND
2018-02-065810-001-0905ND
2018-02-065810-004-0845ND
2018-02-065810-007-0930ND
2018-02-065810-022-0916ND
2018-02-065810-011-0955ND
2018-02-065810-021-0941ND
2018-04-035810-001-1047ND
2018-04-035810-021-1033ND
2018-04-035810-011-1004ND
2018-04-035810-004-0946ND
2018-04-035810-007-1057ND
2018-04-235810-022-0837ND
2018-09-105810-001-0930ND
2018-09-105810-021-0946ND
2018-09-105810-004-0830ND
2018-09-105810-007-0909ND
2018-09-105810-011-0847ND
2018-09-125810-022-0905ND
2018-09-275810-022-0820ND
2018-10-105810-022-0908ND
2018-10-105810-004-0958ND
2018-10-105810-021-0923ND
2018-10-105810-007-1010ND
2018-10-105810-001-1028ND
2018-10-105810-011-0944ND