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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Corning City

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

 

32

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND40ND
2014ND80ND
2015ND40ND
2016ND40ND
2017ND40ND
2018ND40ND
2019ND40ND

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
2013-12-02201312030346AMND
2013-12-02201312030344AMND
2013-12-02201312030350AMND
2013-12-02201312030348AMND
2014-06-09201406100305AMND
2014-06-09201406100307AMND
2014-06-09201406100311AMND
2014-06-09201406100309AMND
2014-08-25POC-1413523-004ND
2014-08-25POC-1413523-003ND
2014-08-25POC-1413523-001ND
2014-08-25POC-1413523-002ND
2015-08-10POC-1512135-004ND
2015-08-10POC-1512135-002ND
2015-08-10POC-1512135-003ND
2015-08-10POC-1512135-001ND
2016-08-08POC12701-03-08/1ND
2016-08-08POC12701-01-08/1ND
2016-08-08POC12701-02-08/1ND
2016-08-08POC12701-04-08/1ND
2017-08-08POC12654-004-08/ND
2017-08-08POC12654-002-08/ND
2017-08-08POC12654-003-08/ND
2017-08-08POC12654-001-08/ND
2018-08-071813219-002POCSND
2018-08-071813219-001POCSND
2018-08-071813219-004POCSND
2018-08-071813219-003POCSND
2019-08-271914420-003POCSND
2019-08-271914420-004POCSND
2019-08-271914420-002POCSND
2019-08-271914420-001POCSND