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EWG's Tap Water Database — 2019 UPDATE

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1,2,3-Trichloropropane

Lehigh County Authority Allentown Division

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND30ND
2013ND70ND
2014ND40ND
2015N/A00N/A
2016N/A00N/A
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
2012-04-12L4002369-3ND
2012-04-12L4002369-1ND
2012-04-12L4002369-2ND
2013-02-07L4430705-3ND
2013-02-07L4430705-1ND
2013-02-07L4430705-2ND
2013-07-22732602-9350ND
2013-07-22732604-9350ND
2013-10-09751815-10032ND
2013-10-09751813-10032ND
2014-01-15766744-10584ND
2014-01-15766746-10584ND
2014-04-2214040706-01ND
2014-04-2214040706-02ND