1,2,3-Trichloropropane
City of Stockton
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 39 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | 0.000500 ppb | 58 | 5 | ND - 0.00600 ppb |
2019 | 0.00420 ppb | 10 | 7 | ND - 0.00700 ppb |
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 |
---|---|---|
2015-02-03 | A5A1406-01A | ND |
2015-02-17 | A5A1435-15A | ND |
2015-02-17 | A5A1435-01A | ND |
2015-02-17 | A5A1435-06A | ND |
2015-02-17 | A5A1435-20A | ND |
2015-02-17 | A5A1435-25A | ND |
2015-02-18 | A5A1436-11A | ND |
2015-02-18 | A5A1436-16A | ND |
2015-02-18 | A5A1436-06A | ND |
2015-02-18 | A5A1437-01A | ND |
2015-02-18 | A5A1436-01A | ND |
2015-02-18 | A5A1436-21A | ND |
2015-02-18 | A5A1436-26A | ND |
2015-02-19 | A5A1437-11A | ND |
2015-02-19 | A5A1437-06A | ND |
2015-02-19 | A5A1437-16A | ND |
2015-02-19 | A5A1437-21A | ND |
2015-05-13 | A5D2252-06A | ND |
2015-05-13 | A5D2252-01A | ND |
2015-05-13 | A5D2252-11A | ND |
2015-08-11 | A5G2145-06A | ND |
2015-08-11 | A5G2145-01A | ND |
2015-08-11 | A5G2145-11A | ND |
2015-08-11 | A5G2155-06A | ND |
2015-08-11 | A5G2155-01A | ND |
2015-08-12 | A5G2161-16A | ND |
2015-08-12 | A5G2161-21A | ND |
2015-08-12 | A5G2161-11A | ND |
2015-08-12 | A5G2161-01A | ND |
2015-08-12 | A5G2161-06A | ND |
2015-08-12 | A5G2161-31A | ND |
2015-08-12 | A5G2177-16A | ND |
2015-08-13 | A5G2177-01A | ND |
2015-08-13 | A5G2177-06A | ND |
2015-08-13 | A5G2177-11A | ND |
2015-08-13 | A5G2161-26A | ND |
2015-11-04 | A5J1873-01A | ND |
2015-11-04 | A5J1873-11A | ND |
2015-11-04 | A5J1873-06A | ND |
2018-02-13 | 5867-037-1100 | ND |
2018-02-13 | 5867-087-1125 | ND |
2018-02-13 | 5867-092-1040 | 0.00600 ppb |
2018-02-13 | 5867-094-0955 | ND |
2018-02-13 | 5867-098-0830 | ND |
2018-02-13 | 5867-100-0920 | ND |
2018-02-14 | 5867-055-1045 | ND |
2018-02-14 | 5867-083-0915 | ND |
2018-02-14 | 5867-084-0830 | 0.00600 ppb |
2018-02-14 | 5867-089-1015 | ND |
2018-02-15 | 5867-038-0820 | ND |
2018-02-15 | 5867-040-0845 | ND |
2018-02-15 | 5867-046-0925 | ND |
2018-03-07 | 5867-084-0900 | ND |
2018-03-07 | 5867-092-0940 | 0.00600 ppb |
2018-04-18 | 9590-092-0850 | 0.00600 ppb |
2018-05-14 | 9590-037-0815 | ND |
2018-05-14 | 9590-087-0855 | ND |
2018-05-14 | 9590-092-0925 | ND |
2018-05-14 | 9590-094-1115 | ND |
2018-05-14 | 9590-098-1025 | ND |
2018-05-14 | 9590-100-0940 | ND |
2018-05-15 | 9590-055-0922 | ND |
2018-05-15 | 9590-083-1125 | ND |
2018-05-15 | 9590-084-0835 | 0.00500 ppb |
2018-05-15 | 9590-089-0959 | ND |
2018-05-16 | 9590-038-1040 | ND |
2018-05-16 | 9590-040-0925 | ND |
2018-05-16 | 9590-046-0850 | ND |
2018-06-14 | 9590-084-1130 | ND |
2018-06-14 | 9590-092-1020 | ND |
2018-07-17 | 9590-092-0900 | ND |
2018-08-22 | 9590-046-0945 | ND |
2018-08-22 | 9590-055-1110 | ND |
2018-08-22 | 9590-084-1150 | ND |
2018-08-29 | 9590-037-1110 | ND |
2018-08-29 | 9590-083-1030 | ND |
2018-08-29 | 9590-087-1140 | ND |
2018-08-29 | 9590-089-1000 | ND |
2018-08-29 | 9590-092-0900 | ND |
2018-09-12 | 5867-038-1040 | ND |
2018-09-12 | 5867-040-1020 | ND |
2018-09-12 | 5867-094-0845 | ND |
2018-09-12 | 5867-098-0945 | ND |
2018-09-12 | 5867-100-0915 | ND |
2018-11-13 | 9590-055-1050 | ND |
2018-11-13 | 9590-083-0925 | ND |
2018-11-13 | 9590-087-0900 | ND |
2018-11-13 | 9590-089-1010 | ND |
2018-11-13 | 9590-092-0840 | ND |
2018-11-13 | 9590-094-0825 | ND |
2018-11-13 | 9590-098-1000 | ND |
2018-11-13 | 9590-100-0930 | ND |
2018-11-14 | 9590-037-0830 | ND |
2018-11-14 | 9590-040-1020 | ND |
2018-11-14 | 9590-046-0825 | ND |
2018-11-14 | 9590-084-0905 | ND |
2018-12-05 | 9590-038-0900 | ND |
2019-02-12 | 5867-084-0830 | 0.00600 ppb |
2019-02-12 | 5867-092-0900 | ND |
2019-03-06 | 5867-084-1025 | 0.00600 ppb |
2019-05-13 | 5867-084-0942 | 0.00600 ppb |
2019-06-05 | 5867-084-0810 | 0.00600 ppb |
2019-07-10 | 5867-084-0855 | 0.00600 ppb |
2019-07-10 | 5867-096-0820 | ND |
2019-08-13 | 5867-084-0000 | 0.00700 ppb |
2019-09-17 | 5867-084-0910 | 0.00500 ppb |
2019-10-15 | 5867-096-1100 | ND |