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EWG's Tap Water Database — 2019 UPDATE

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1,2,3-Trichloropropane

City of Rockport

NOTE: City of Rockport purchases water from San Patricio Municipal Water District which is required to test for 1,2,3-trichloropropane. Sample information shown below was taken by San Patricio Municipal Water District.

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND10ND
2013ND20ND
2014ND30ND
2015ND10ND
2016ND20ND
2017ND10ND

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

NOTE: City of Rockport purchases water from San Patricio Municipal Water District which is required to test for 1,2,3-trichloropropane. Sample information shown below was taken by San Patricio Municipal Water District.

Date Lab ID Result
2012-07-181207674001ND
2013-06-13AC22115ND
2013-09-11AC29908ND
2014-09-16AC67104ND
2015-09-10AD06600ND
2016-03-16AD29141ND
2016-07-20AD45239ND
2017-09-13AD96017ND