1,2,3-Trichloropropane
El Monte Water Department
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.
43
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 | 3 | 0 | ND |
| 2015 | ND | 3 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 12 | 0 | ND |
| 2019 | ND | 23 | 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 |
|---|---|---|
| 2014-10-28 | 4J28073-03A | ND |
| 2014-10-28 | 4J28073-05A | ND |
| 2014-10-28 | 4J28073-01A | ND |
| 2015-04-28 | 5D28066-05A | ND |
| 2015-04-28 | 5D28066-01A | ND |
| 2015-04-28 | 5D28066-03A | ND |
| 2016-11-23 | 9588-006-1025 | ND |
| 2016-11-23 | 9588-009-0955 | ND |
| 2018-01-25 | 9588-006-1130 | ND |
| 2018-01-25 | 9588-009-1015 | ND |
| 2018-04-12 | 9588-006-1040 | ND |
| 2018-04-12 | 9588-009-0945 | ND |
| 2018-07-25 | 9588-006-1405 | ND |
| 2018-07-25 | 9588-009-1300 | ND |
| 2018-09-25 | 4790-006-1020 | ND |
| 2018-09-25 | 4790-009-0840 | ND |
| 2018-10-31 | 9588-009-1005 | ND |
| 2018-10-31 | 9588-006-1110 | ND |
| 2018-12-26 | 2706-009-0840 | ND |
| 2018-12-26 | 2706-006-0935 | ND |
| 2019-03-05 | 2706-009-0945 | ND |
| 2019-03-05 | 2706-006-1030 | ND |
| 2019-05-28 | 9588-045-1255 | ND |
| 2019-05-28 | 9588-044-1240 | ND |
| 2019-05-28 | 9588-043-1310 | ND |
| 2019-06-05 | 4792-006-1050 | ND |
| 2019-06-05 | 4792-009-0745 | ND |
| 2019-07-25 | 9588-043-1415 | ND |
| 2019-07-25 | 9588-044-1345 | ND |
| 2019-07-25 | 9588-045-1400 | ND |
| 2019-09-03 | 4792-006-0940 | ND |
| 2019-09-03 | 4792-045-1240 | ND |
| 2019-09-03 | 4792-044-1215 | ND |
| 2019-09-03 | 4792-043-1305 | ND |
| 2019-09-03 | 4792-009-0730 | ND |
| 2019-12-03 | 9588-044-1320 | ND |
| 2019-12-03 | 9588-045-1335 | ND |
| 2019-12-03 | 9588-043-1345 | ND |
| 2019-12-03 | 4792-009-0815 | ND |
| 2019-12-03 | 4792-006-0740 | ND |
| 2019-12-05 | 4792-044-0730 | ND |
| 2019-12-05 | 4792-045-0750 | ND |
| 2019-12-05 | 4792-043-0815 | ND |