1,2,3-Trichloropropane
Walnut Creek SUD
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | ND | 1 | 0 | ND |
2014 | ND | 4 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 2 | 0 | ND |
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 |
---|---|---|
2013-11-25 | Q1314628001 | ND |
2014-02-26 | Q1406239001 | ND |
2014-05-29 | Q1418243001 | ND |
2014-08-28 | Q1440032001 | ND |
2014-09-03 | Q1441134001 | ND |
2015-09-15 | Q1535843002 | ND |
2016-02-29 | Q1608183006 | ND |
2016-09-26 | Q1640029001 | ND |
2017-08-28 | Q1738759003 | ND |
2018-07-23 | Q1829023002 | ND |
2019-01-22 | Q1903073011 | ND |
2019-08-22 | Q1958473001 | ND |