1,2,3-Trichloropropane
Clear Lake City Water Authority
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 | 18 | 0 | ND |
2014 | 0.00600 ppb | 10 | 1 | ND - 0.0600 ppb |
2015 | ND | 4 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 10 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 3 | 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 |
---|---|---|
2013-04-09 | 713558-8572 | ND |
2013-04-09 | 713556-8572 | ND |
2013-04-09 | 713562-8572 | ND |
2013-04-09 | 713554-8572 | ND |
2013-04-09 | 713544-8572 | ND |
2013-04-09 | 713560-8572 | ND |
2013-04-09 | 713542-8572 | ND |
2013-07-10 | 730591-9308 | ND |
2013-07-10 | 730595-9308 | ND |
2013-07-10 | 730593-9308 | ND |
2013-07-10 | 730585-9308 | ND |
2013-10-08 | 751275-10019 | ND |
2013-10-08 | 751367-10019 | ND |
2013-10-08 | 751283-10003 | ND |
2013-10-08 | 751262-10003 | ND |
2013-10-08 | 751296-10003 | ND |
2013-10-08 | 751267-10003 | ND |
2013-10-08 | 751277-10003 | ND |
2014-01-08 | 765714-10539 | ND |
2014-01-08 | 765736-10539 | ND |
2014-01-08 | 765722-10539 | ND |
2014-01-08 | 765716-10539 | ND |
2014-02-26 | AC44819 | ND |
2014-02-26 | AC44815 | 0.0600 ppb |
2014-02-26 | AC44797 | ND |
2014-04-22 | AC51418 | ND |
2014-06-24 | AC57824 | ND |
2014-06-24 | AC57822 | ND |
2015-01-20 | AC76766 | ND |
2015-01-20 | AC76760 | ND |
2015-01-20 | AC76770 | ND |
2015-01-20 | AC76758 | ND |
2016-01-19 | AD18636 | ND |
2016-01-19 | AD18634 | ND |
2016-06-20 | AD41195 | ND |
2016-06-20 | AD41193 | ND |
2017-01-19 | AD65791 | ND |
2017-01-19 | AD65733 | ND |
2017-03-08 | AD74077 | ND |
2017-03-08 | AD74035 | ND |
2017-03-08 | AD74033 | ND |
2017-03-08 | AD74031 | ND |
2017-03-08 | AD74073 | ND |
2017-03-08 | AD74071 | ND |
2017-10-25 | AE02192 | ND |
2017-10-25 | AE02122 | ND |
2018-02-20 | AE14467 | ND |
2018-03-12 | AE17898 | ND |
2018-04-24 | AE23717 | ND |
2019-02-27 | AE56261 | ND |
2019-02-27 | AE56279 | ND |
2019-02-27 | AE56283 | ND |