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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

City of Colton

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

 

75

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND110ND
2014ND110ND
2015N/A00N/A
2016ND110ND
2017N/A00N/A
2018ND290ND
2019ND130ND

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
2013-10-223J23048-01AND
2013-10-223J23048-03AND
2013-10-233J24017-05AND
2013-10-233J24017-07AND
2013-10-233J24017-03AND
2013-10-233J24017-01AND
2013-10-283J29032-03AND
2013-10-283J29032-01AND
2013-10-303J31022-01AND
2013-10-303J31022-03AND
2013-10-313K01028-01AND
2014-04-234D24039-05AND
2014-04-234D24039-01AND
2014-04-244D25027-13AND
2014-04-244D25027-05AND
2014-04-244D25027-09AND
2014-04-294D30037-05AND
2014-04-294D30037-01AND
2014-04-294D30037-09AND
2014-06-044F05082-01AND
2014-06-044F05082-03AND
2014-06-044F05082-05AND
2016-08-113761-030-0650ND
2016-08-113761-008-1000ND
2016-08-113761-017-0730ND
2016-08-113761-021-0825ND
2016-08-113761-024-1220ND
2016-08-113761-016-0755ND
2016-08-113761-015-0940ND
2016-08-113761-014-0920ND
2016-08-113761-011-1005ND
2016-08-113761-010-0850ND
2016-12-143761-023-1020ND
2018-02-283761-030-0710ND
2018-02-283761-024-1350ND
2018-02-283761-008-1405ND
2018-02-283761-014-1200ND
2018-02-283761-015-1425ND
2018-02-283761-010-1035ND
2018-02-283761-016-0720ND
2018-02-283761-021-1020ND
2018-02-283761-011-1415ND
2018-05-033761-008-0810ND
2018-05-033761-014-1000ND
2018-05-033761-015-1025ND
2018-05-033761-016-0705ND
2018-05-033761-030-0645ND
2018-05-033761-011-0825ND
2018-05-033761-024-1035ND
2018-05-033761-021-0735ND
2018-05-033761-010-0750ND
2018-06-123761-023-1000ND
2018-09-063761-012-1330ND
2018-11-073761-015-0920ND
2018-11-073761-012-1000ND
2018-11-073761-014-0945ND
2018-11-073761-023-0905ND
2018-11-073761-011-0930ND
2018-11-073761-030-1045ND
2018-11-083761-024-1140ND
2018-11-083761-021-1420ND
2018-11-083761-016-0845ND
2019-02-273761-011-0855ND
2019-02-273761-010-1140ND
2019-02-273761-015-0910ND
2019-02-273761-012-1330ND
2019-02-273761-014-1105ND
2019-02-273761-024-1400ND
2019-02-273761-023-0820ND
2019-02-273761-021-1125ND
2019-02-283761-030-0943ND
2019-03-073761-016-1300ND
2019-04-183761-012-1245ND
2019-04-183761-023-1128ND
2019-07-303761-017-0830ND