1,2,3-Trichloropropane
City of Alamo
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.
11
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 1 | 0 | ND |
| 2015 | ND | 4 | 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 |
|---|---|---|
| 2014-07-23 | AC60710 | ND |
| 2015-01-21 | Q1501702001 | ND |
| 2015-04-07 | Q1512708001 | ND |
| 2015-07-14 | AC99403 | ND |
| 2015-10-20 | Q1540973001 | ND |
| 2016-06-08 | AD39828 | ND |
| 2016-07-14 | AD44287 | ND |
| 2017-07-12 | AD89091 | ND |
| 2018-08-16 | AE37383 | ND |
| 2019-02-26 | AE56022 | ND |
| 2019-09-04 | AE82077 | ND |