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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

City of Boerne

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

 

72

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND80ND
2014ND210ND
2015ND70ND
2016ND80ND
2017ND130ND
2018ND70ND
2019ND80ND

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
2013-12-30Q1319561011ND
2013-12-30Q1319561015ND
2013-12-30Q1319561009ND
2013-12-30Q1319561005ND
2013-12-30Q1319561003ND
2013-12-30Q1319561013ND
2013-12-30Q1319561007ND
2013-12-30Q1319561001ND
2014-02-11AC42222ND
2014-02-11AC42250ND
2014-02-11AC42240ND
2014-03-05Q1406828001ND
2014-03-05Q1406828003ND
2014-04-03AC49288ND
2014-04-03AC49278ND
2014-04-03AC49258ND
2014-06-24Q1423083009ND
2014-06-24Q1423083011ND
2014-06-24Q1423083015ND
2014-06-24Q1423083007ND
2014-06-24Q1423083001ND
2014-06-24Q1423083005ND
2014-06-24Q1423083003ND
2014-06-24Q1423083013ND
2014-07-14AC59526ND
2014-07-14AC59510ND
2014-07-14AC59530ND
2014-09-15Q1443985001ND
2014-09-15Q1443985003ND
2015-01-29AC78533ND
2015-04-13AC88003ND
2015-04-13AC88007ND
2015-07-23AD00749ND
2015-07-23AD00753ND
2015-07-23AD00779ND
2015-07-23AD00763ND
2016-02-17AD24011ND
2016-02-17AD23965ND
2016-04-20AD33644ND
2016-04-20AD33646ND
2016-07-22AD45474ND
2016-11-02AD56150ND
2016-11-02AD56140ND
2016-11-02AD56138ND
2017-01-25AD66878ND
2017-01-25AD66880ND
2017-01-25AD66826ND
2017-01-25AD66830ND
2017-04-04AD78315ND
2017-04-04AD78327ND
2017-04-04AD78313ND
2017-04-04AD78335ND
2017-04-04AD78337ND
2017-04-04AD78333ND
2017-07-17AD89548ND
2017-07-17AD89534ND
2017-07-17AD89532ND
2018-01-29AE10984ND
2018-01-29AE11034ND
2018-05-01AE24587ND
2018-05-01AE24581ND
2018-05-01AE24583ND
2018-05-01AE24585ND
2018-08-14AE36941ND
2019-03-14AE58471ND
2019-09-17AE83853ND
2019-10-02AE85514ND
2019-10-02AE85524ND
2019-10-02AE85516ND
2019-10-02AE85526ND
2019-10-02AE85522ND
2019-10-02AE85520ND