1,2,3-Trichloropropane
City of Tacoma
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.
46
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 | 5 | 0 | ND |
| 2015 | ND | 31 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 3 | 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 |
|---|---|---|
| 2014-08-06 | 201408070493AM | ND |
| 2014-11-13 | 29191 | ND |
| 2014-11-14 | 29192 | ND |
| 2014-11-18 | 30352 | ND |
| 2014-12-02 | 34852 | ND |
| 2015-03-10 | 201503110935AM | ND |
| 2015-03-10 | 201502170548AM | ND |
| 2015-03-10 | 201503120179AM | ND |
| 2015-06-08 | 27944 | ND |
| 2015-06-09 | 201505060001AM | ND |
| 2015-06-17 | 201505060005AM | ND |
| 2015-06-29 | 201505020034AM | ND |
| 2015-07-06 | 201505020035AM | ND |
| 2015-07-08 | 201507090318AM | ND |
| 2015-07-09 | 201507100395AM | ND |
| 2015-07-09 | 201506300092AM | ND |
| 2015-08-05 | 85793 | ND |
| 2015-08-24 | 201508250628AM | ND |
| 2015-09-09 | 201508050009AM | ND |
| 2015-09-09 | 201508050013AM | ND |
| 2015-10-13 | 201509250020AM | ND |
| 2015-12-01 | 38661 | ND |
| 2015-12-01 | 38661 | ND |
| 2015-12-01 | 38661 | ND |
| 2015-12-01 | 38661 | ND |
| 2015-12-02 | 38662 | ND |
| 2015-12-02 | 38662 | ND |
| 2015-12-02 | 38662 | ND |
| 2015-12-02 | 38662 | ND |
| 2015-12-03 | 38663 | ND |
| 2015-12-03 | 38663 | ND |
| 2015-12-03 | 38663 | ND |
| 2015-12-03 | 38663 | ND |
| 2015-12-07 | 41681 | ND |
| 2015-12-07 | 41682 | ND |
| 2015-12-08 | 41683 | ND |
| 2016-04-06 | ND | |
| 2017-05-10 | ND | |
| 2017-05-10 | ND | |
| 2017-10-10 | ND | |
| 2018-02-07 | ND | |
| 2018-03-12 | ND | |
| 2018-03-19 | ND | |
| 2019-01-02 | ND | |
| 2019-07-24 | ND | |
| 2019-12-03 | ND |