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EWG's Tap Water Database — 2019 UPDATE

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1,2,3-Trichloropropane

California Water Service Company - Dominguez

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.

 

97

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND180ND
2013ND270ND
2014ND340ND
2015ND60ND
2016ND110ND
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

Date Lab ID Result
2012-01-255701-023-1508ND
2012-02-225701-018-1135ND
2012-03-075701-805-1100ND
2012-04-045701-805-1134ND
2012-05-095701-805-1102ND
2012-06-135701-805-1150ND
2012-06-285701-024-1405ND
2012-07-115701-805-1151ND
2012-07-185701-050-1053ND
2012-08-155701-805-1115ND
2012-08-205701-036-1315ND
2012-09-125701-805-1109ND
2012-09-265701-016-1300ND
2012-09-265701-024-1015ND
2012-10-105701-805-1107ND
2012-11-145701-805-1125ND
2012-11-195701-018-1357ND
2012-12-055701-805-1132ND
2013-01-165701-805-1140ND
2013-02-065701-805-1117ND
2013-02-205701-018-1410ND
2013-03-135810-024-1050ND
2013-03-135701-805-1058ND
2013-04-155701-805-1410ND
2013-05-145701-805-1029ND
2013-05-235701-018-1050ND
2013-06-125701-805-1132ND
2013-06-185810-023-1255ND
2013-06-185701-023-1320ND
2013-06-245701-024-1120ND
2013-07-105701-805-1100ND
2013-07-175810-050-1427ND
2013-07-175701-050-1407ND
2013-08-215810-018-1000ND
2013-09-105701-036-1400ND
2013-09-105810-036-1408ND
2013-09-115810-022-1425ND
2013-09-115701-805-1105ND
2013-09-185810-016-1340ND
2013-09-195810-004-1416ND
2013-09-255701-024-1102ND
2013-10-095810-019-1400ND
2013-10-165701-805-1158ND
2013-11-135701-805-1125ND
2013-12-115701-805-1147ND
2014-01-085701-805-1118ND
2014-01-295701-023-1000ND
2014-02-125701-805-1146ND
2014-02-195701-018-1043ND
2014-03-125701-805-1120ND
2014-03-195701-004-1400ND
2014-03-195701-019-1415ND
2014-04-02201404030202AMND
2014-04-02201404030190AMND
2014-04-02201404030215AMND
2014-04-095701-805-1126ND
2014-04-16201404161006AMND
2014-04-16201404161020AMND
2014-04-16201404161015AMND
2014-05-145701-805-1117ND
2014-05-305701-058-1600ND
2014-06-115701-805-1149ND
2014-06-255701-024-1100ND
2014-06-255701-019-0945ND
2014-07-095701-004-0930ND
2014-07-165701-805-1050ND
2014-07-17201407170900AMND
2014-07-17201407170891AMND
2014-07-235701-050-1345ND
2014-10-01201410010696AMND
2014-10-01201410010680AMND
2014-10-15201410160129AMND
2014-10-15201410160153AMND
2014-10-15201410160144AMND
2014-10-22201410220543AMND
2014-10-22201410220557AMND
2014-10-31201410310235AMND
2014-11-195701-805-1120ND
2014-11-245701-018-1032ND
2015-01-07201501080023AMND
2015-01-07201501070702AMND
2015-01-08201501080799AMND
2015-01-14201501141133AMND
2015-01-14201501141020AMND
2015-07-155701-019-1110ND
2016-01-135701-023-1312ND
2016-03-239590-018-1340ND
2016-07-135701-050-1335ND
2016-08-175701-004-1350ND
2016-08-175701-018-1322ND
2016-12-145701-018-1200ND
2016-12-145701-004-1255ND
2016-12-145701-023-1110ND
2016-12-215701-016-1245ND
2016-12-289590-019-0930ND
2016-12-285701-019-0955ND
2017-03-089590-019-1430ND