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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Dublin San Ramon Services District

NOTE: Dublin San Ramon Services District purchases water from Zone 7 Water Agency which is required to test for 1,2,3-trichloropropane. Sample information shown below was taken by Zone 7 Water Agency.

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

 

84

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND30ND
2014ND10ND
2015ND90ND
2016ND80ND
2017ND90ND
2018ND350ND
2019ND50ND

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: Dublin San Ramon Services District purchases water from Zone 7 Water Agency which is required to test for 1,2,3-trichloropropane. Sample information shown below was taken by Zone 7 Water Agency.

Date Lab ID Result
2014-03-245100-001-1000ND
2014-03-245100-008-1045ND
2014-06-095100-001-1000ND
2014-06-105100-005-1000ND
2014-06-105100-011-1040ND
2014-06-115100-013-0930ND
2014-06-115100-006-0825ND
2014-06-165100-007-0910ND
2014-06-175100-012-1125ND
2014-06-195100-019-0935ND
2014-09-085100-008-1043ND
2014-09-085100-006-1150ND
2014-09-085100-001-0840ND
2014-09-095100-007-0930ND
2014-09-105100-011-0800ND
2014-09-105100-005-0830ND
2014-12-085100-008-1045ND
2014-12-085100-001-0905ND
2015-06-225100-008-0845ND
2015-06-225100-001-1100ND
2015-06-245100-019-0845ND
2015-06-255100-017-0955ND
2015-06-265100-007-0930ND
2015-06-265100-005-0905ND
2015-09-085100-008-1030ND
2015-09-085100-001-0930ND
2015-09-105100-017-0910ND
2016-07-115100-007-1220ND
2016-07-115100-008-1010ND
2016-07-115100-001-0920ND
2016-07-135100-017-1035ND
2016-07-135100-019-0920ND
2016-10-105100-008-0930ND
2016-10-105100-001-0915ND
2016-10-135100-012-1400ND
2017-04-105100-001-0910ND
2017-04-125100-017-1110ND
2017-07-105100-007-1010ND
2017-07-105100-019-1135ND
2017-07-115100-001-0935ND
2017-07-115100-017-1210ND
2017-07-115100-008-0955ND
2017-07-125100-012-0900ND
2017-07-135100-013-0915ND
2018-02-065867-001-0958ND
2018-02-065867-005-0912ND
2018-02-065867-017-0950ND
2018-02-065867-011-0855ND
2018-02-065867-013-0850ND
2018-02-065867-012-0905ND
2018-02-289590-006-0945ND
2018-03-199590-008-0915ND
2018-04-099590-001-1137ND
2018-04-099590-017-1035ND
2018-04-099590-008-1020ND
2018-04-109590-005-1240ND
2018-04-109590-019-0925ND
2018-04-109590-011-1215ND
2018-04-119590-012-1040ND
2018-04-119590-006-1010ND
2018-05-079590-013-0905ND
2018-07-099590-013-0930ND
2018-07-099590-005-1350ND
2018-07-099590-008-0925ND
2018-07-099590-019-1000ND
2018-07-099590-017-1120ND
2018-07-109590-006-0935ND
2018-08-079590-001-0940ND
2018-09-119590-011-0925ND
2018-09-129590-007-0820ND
2018-10-099590-005-0945ND
2018-10-099590-008-0955ND
2018-10-099590-001-0825ND
2018-10-099590-007-1110ND
2018-10-099590-012-1200ND
2018-10-099590-019-1140ND
2018-10-099590-017-0900ND
2018-10-099590-011-0955ND
2018-12-049590-013-0920ND
2019-01-079590-012-1415ND
2019-01-089590-007-0910ND
2019-01-089590-006-1030ND
2019-01-089590-019-0940ND
2019-04-089590-007-1130ND