1,2,3-Trichloropropane
City of Sunnyvale
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 | 18 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 18 | 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 |
|---|---|---|
| 2014-02-05 | A4A1602-25A | ND |
| 2014-02-05 | A4A1602-21A | ND |
| 2014-02-05 | A4A1602-17A | ND |
| 2014-02-05 | A4A1602-01A | ND |
| 2014-02-05 | A4A1602-29A | ND |
| 2014-02-05 | A4A1602-05A | ND |
| 2014-05-14 | A4D2337-06A | ND |
| 2014-05-14 | A4D2337-01A | ND |
| 2014-08-13 | A4G2523-16A | ND |
| 2014-08-13 | A4G2523-26A | ND |
| 2014-08-13 | A4G2524-01A | ND |
| 2014-08-13 | A4G2524-06A | ND |
| 2014-08-13 | A4G2523-01A | ND |
| 2014-08-13 | A4G2523-11A | ND |
| 2014-08-13 | A4G2523-06A | ND |
| 2014-08-13 | A4G2523-21A | ND |
| 2014-11-12 | A4J1615-06A | ND |
| 2014-11-12 | A4J1615-01A | ND |
| 2015-10-28 | A5J1654-01A | ND |
| 2018-03-14 | 5810-008-0810 | ND |
| 2018-03-14 | 5810-007-0905 | ND |
| 2018-03-14 | 5810-010-0935 | ND |
| 2018-03-14 | 5810-012-1027 | ND |
| 2018-03-14 | 5810-003-1050 | ND |
| 2018-03-14 | 5810-004-1115 | ND |
| 2018-06-06 | 5810-012-0935 | ND |
| 2018-06-06 | 5810-003-1010 | ND |
| 2018-06-06 | 5810-004-1015 | ND |
| 2018-06-06 | 5810-010-0915 | ND |
| 2018-06-06 | 5810-007-0840 | ND |
| 2018-06-06 | 5810-008-0825 | ND |
| 2018-11-28 | 5810-012-1014 | ND |
| 2018-11-28 | 5810-003-1035 | ND |
| 2018-11-28 | 5810-004-1045 | ND |
| 2018-11-28 | 5810-007-0854 | ND |
| 2018-11-28 | 5810-008-0948 | ND |
| 2018-11-28 | 5810-010-1110 | ND |
| 2019-07-10 | 5810-007-1010 | ND |
| 2019-07-10 | 5810-004-1125 | ND |
| 2019-07-10 | 5810-008-0940 | ND |
| 2019-07-10 | 5810-003-1115 | ND |
| 2019-07-10 | 5810-010-1030 | ND |
| 2019-07-10 | 5810-012-1050 | ND |