1,2,3-Trichloropropane
City of Brenham
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.
14
Samples
0
Samples exceeding legal limit (MCL)
1
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 4 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 5 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | 0.0250 ppb | 2 | 1 | ND - 0.0500 ppb |
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 |
|---|---|---|
| 2014-03-25 | Q1409402001 | ND |
| 2014-06-23 | Q1422864001 | ND |
| 2014-09-23 | AC67921 | ND |
| 2014-12-04 | Q1458440001 | ND |
| 2015-09-11 | AD06912 | ND |
| 2016-02-23 | AD25116 | ND |
| 2016-02-23 | AD25094 | ND |
| 2016-05-16 | AD36823 | ND |
| 2016-09-12 | AD48866 | ND |
| 2016-10-24 | AD54400 | ND |
| 2017-01-25 | AD66848 | ND |
| 2018-01-30 | AE11301 | ND |
| 2019-01-28 | AE51642 | ND |
| 2019-01-28 | AE51718 | 0.0500 ppb |