1,2,3-Trichloropropane
Maywood Mutual Water Company #1
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.
16
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 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 7 | 0 | ND |
| 2019 | ND | 6 | 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 |
|---|---|---|
| 2016-07-18 | 9588-002-0853 | ND |
| 2017-01-20 | 9588-003-1230 | ND |
| 2017-06-01 | 9588-002-0904 | ND |
| 2018-01-11 | 9588-002-1100 | ND |
| 2018-04-23 | 9588-002-0920 | ND |
| 2018-06-29 | 9588-003-0905 | ND |
| 2018-07-23 | 9588-002-0945 | ND |
| 2018-07-23 | 9588-003-0924 | ND |
| 2018-10-22 | 9588-002-0928 | ND |
| 2018-10-22 | 9588-003-0905 | ND |
| 2019-01-17 | 9588-002-0943 | ND |
| 2019-01-17 | 9588-003-0915 | ND |
| 2019-04-26 | 9588-002-1000 | ND |
| 2019-04-26 | 9588-003-0920 | ND |
| 2019-07-15 | 9588-002-0000 | ND |
| 2019-07-15 | 9588-003-0920 | ND |