1,2,3-Trichloropropane
Hughson, City Of
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.
117
Samples
0
Samples exceeding legal limit (MCL)
104
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | 0.0225 ppb | 28 | 22 | ND - 0.0480 ppb |
| 2019 | 0.0251 ppb | 38 | 35 | ND - 0.0550 ppb |
| 2020 | 0.0398 ppb | 12 | 12 | 0.0120 ppb - 0.0540 ppb |
| 2021 | 0.0381 ppb | 12 | 11 | ND - 0.0660 ppb |
| 2022 | 0.0302 ppb | 13 | 11 | ND - 0.0640 ppb |
| 2023 | 0.0320 ppb | 14 | 13 | ND - 0.0750 ppb |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |
|---|---|---|
| 2018-03-08 | CA5010008_003_003-201803081005 | 0.0160 ppb |
| 2018-03-08 | CA5010008_005_005-201803080918 | 0.0250 ppb |
| 2018-03-08 | CA5010008_014_014-201803080840 | 0.0460 ppb |
| 2018-06-07 | CA5010008_003_003-201806070810 | ND |
| 2018-06-07 | CA5010008_005_005-201806071020 | ND |
| 2018-06-07 | CA5010008_014_014-201806070920 | 0.0460 ppb |
| 2018-06-07 | CA5010008_015_015-201806070850 | 0.0300 ppb |
| 2018-07-12 | CA5010008_014_014-201807121000 | 0.0480 ppb |
| 2018-08-07 | CA5010008_003_003-201808071030 | ND |
| 2018-08-07 | CA5010008_015_015-201808070950 | 0.0340 ppb |
| 2018-08-07 | CA5010008_005_005-201808071107 | 0.00880 ppb |
| 2018-08-07 | CA5010008_014_014-201808070935 | 0.0360 ppb |
| 2018-09-04 | CA5010008_014_014-201809040949 | 0.0350 ppb |
| 2018-09-04 | CA5010008_005_005-201809041110 | 0.00790 ppb |
| 2018-09-04 | CA5010008_015_015-201809040911 | 0.0390 ppb |
| 2018-09-04 | CA5010008_003_003-201809041017 | ND |
| 2018-10-02 | CA5010008_005_005-201810021058 | ND |
| 2018-10-02 | CA5010008_003_003-201810021135 | 0.00560 ppb |
| 2018-10-02 | CA5010008_015_015-201810020948 | 0.0300 ppb |
| 2018-10-02 | CA5010008_014_014-201810020935 | 0.0330 ppb |
| 2018-11-06 | CA5010008_003_003-201811061040 | ND |
| 2018-11-06 | CA5010008_005_005-201811061108 | 0.0110 ppb |
| 2018-11-06 | CA5010008_015_015-201811060940 | 0.0320 ppb |
| 2018-11-06 | CA5010008_014_014-201811060920 | 0.0340 ppb |
| 2018-12-04 | CA5010008_005_005-201812041035 | 0.0120 ppb |
| 2018-12-04 | CA5010008_014_014-201812040845 | 0.0470 ppb |
| 2018-12-04 | CA5010008_015_015-201812040915 | 0.0460 ppb |
| 2018-12-04 | CA5010008_003_003-201812040948 | 0.00740 ppb |
| 2019-01-03 | CA5010008_005_005-201901031124 | 0.0130 ppb |
| 2019-01-03 | CA5010008_014_014-201901031000 | 0.0400 ppb |
| 2019-01-03 | CA5010008_003_003-201901031050 | 0.00530 ppb |
| 2019-01-03 | CA5010008_015_015-201901031018 | 0.0420 ppb |
| 2019-02-05 | CA5010008_003_003-201902051050 | 0.00860 ppb |
| 2019-02-05 | CA5010008_005_005-201902051050 | 0.0340 ppb |
| 2019-02-05 | CA5010008_015_015-201902051032 | 0.0470 ppb |
| 2019-02-05 | CA5010008_014_014-201902051050 | 0.0450 ppb |
| 2019-03-05 | CA5010008_003_003-201903051045 | 0.00750 ppb |
| 2019-03-05 | CA5010008_005_005-201903051138 | 0.0200 ppb |
| 2019-03-05 | CA5010008_014_014-201903050922 | 0.0450 ppb |
| 2019-04-02 | CA5010008_003_003-201904021015 | ND |
| 2019-04-02 | CA5010008_005_005-201904021032 | 0.0350 ppb |
| 2019-04-02 | CA5010008_014_014-201904020930 | 0.0420 ppb |
| 2019-05-07 | CA5010008_003_003-201905070910 | 0.00880 ppb |
| 2019-05-07 | CA5010008_014_014-201905071110 | 0.0430 ppb |
| 2019-05-07 | CA5010008_005_005-201905070940 | 0.0200 ppb |
| 2019-06-04 | CA5010008_003_003-201906041302 | 0.00740 ppb |
| 2019-06-04 | CA5010008_005_005-201906041239 | 0.00850 ppb |
| 2019-06-04 | CA5010008_014_014-201906041204 | 0.0440 ppb |
| 2019-07-02 | CA5010008_003_003-201907021102 | 0.00640 ppb |
| 2019-07-02 | CA5010008_005_005-201907021218 | 0.0160 ppb |
| 2019-07-02 | CA5010008_014_014-201907020958 | 0.0310 ppb |
| 2019-08-06 | CA5010008_005_005-201908061123 | 0.00970 ppb |
| 2019-08-06 | CA5010008_014_014-201908060932 | 0.0540 ppb |
| 2019-08-06 | CA5010008_003_003-201908061038 | 0.0110 ppb |
| 2019-09-03 | CA5010008_003_003-201909031034 | 0.0130 ppb |
| 2019-09-03 | CA5010008_014_014-201909030951 | 0.0530 ppb |
| 2019-09-03 | CA5010008_005_005-201909031130 | 0.0250 ppb |
| 2019-10-07 | CA5010008_003_003-201910071058 | 0.0260 ppb |
| 2019-10-07 | CA5010008_014_014-201910071006 | 0.0550 ppb |
| 2019-10-07 | CA5010008_005_005-201910071147 | 0.0350 ppb |
| 2019-11-05 | CA5010008_014_014-201911051115 | 0.0470 ppb |
| 2019-11-05 | CA5010008_003_003-201911051210 | 0.00680 ppb |
| 2019-11-05 | CA5010008_005_005-201911051030 | 0.0250 ppb |
| 2019-12-03 | CA5010008_003_003-201912031415 | ND |
| 2019-12-03 | CA5010008_014_014-201912031345 | 0.0220 ppb |
| 2019-12-03 | CA5010008_005_005-201912031430 | ND |
| 2020-01-07 | CA5010008_003_003-202001070756 | 0.0500 ppb |
| 2020-01-07 | CA5010008_005_005-202001070830 | 0.0450 ppb |
| 2020-01-07 | CA5010008_014_014-202001070900 | 0.0490 ppb |
| 2020-04-07 | CA5010008_005_005-202004070915 | 0.0420 ppb |
| 2020-04-07 | CA5010008_003_003-202004070945 | 0.0540 ppb |
| 2020-04-07 | CA5010008_014_014-202004070845 | 0.0520 ppb |
| 2020-07-14 | CA5010008_005_005-202007141045 | 0.0310 ppb |
| 2020-07-14 | CA5010008_003_003-202007141115 | 0.0130 ppb |
| 2020-07-14 | CA5010008_014_014-202007140200 | 0.0540 ppb |
| 2020-10-06 | CA5010008_005_005-202010060925 | 0.0260 ppb |
| 2020-10-06 | CA5010008_014_014-202010061315 | 0.0500 ppb |
| 2020-11-03 | CA5010008_003_003-202011031000 | 0.0120 ppb |
| 2021-01-05 | CA5010008_005_005-202101051000 | 0.0300 ppb |
| 2021-01-05 | CA5010008_003_003-202101050945 | 0.0430 ppb |
| 2021-01-05 | CA5010008_014_014-202101050900 | 0.0560 ppb |
| 2021-04-06 | CA5010008_003_003-202104060945 | 0.0260 ppb |
| 2021-04-06 | CA5010008_005_005-202104060915 | 0.0350 ppb |
| 2021-04-06 | CA5010008_014_014-202104060845 | 0.0540 ppb |
| 2021-07-06 | CA5010008_003_003-202107061000 | ND |
| 2021-07-06 | CA5010008_014_014-202107061340 | 0.0660 ppb |
| 2021-07-06 | CA5010008_005_005-202107061010 | 0.0450 ppb |
| 2021-10-05 | CA5010008_005_005-202110050945 | 0.0330 ppb |
| 2021-10-05 | CA5010008_003_003-202110051015 | 0.0180 ppb |
| 2021-10-05 | CA5010008_014_014-202110051400 | 0.0510 ppb |
| 2022-01-04 | CA5010008_005_005-202201040915 | 0.0440 ppb |
| 2022-01-04 | CA5010008_003_003-202201040930 | 0.0400 ppb |
| 2022-01-04 | CA5010008_014_014-202201041400 | 0.0530 ppb |
| 2022-04-12 | CA5010008_003_003-202204120900 | 0.00930 ppb |
| 2022-04-12 | CA5010008_014_014-202204121330 | 0.0500 ppb |
| 2022-04-12 | CA5010008_005_005-202204120845 | 0.0250 ppb |
| 2022-07-05 | CA5010008_005_005-202207050830 | 0.0270 ppb |
| 2022-07-05 | CA5010008_014_014-202207051330 | ND |
| 2022-07-05 | CA5010008_003_003-202207050945 | 0.0150 ppb |
| 2022-07-26 | CA5010008_014_014-202207261245 | 0.0640 ppb |
| 2022-10-04 | CA5010008_005_005-202210040815 | 0.0180 ppb |
| 2022-10-04 | CA5010008_014_014-202210041330 | 0.0470 ppb |
| 2022-10-04 | CA5010008_003_003-202210040750 | ND |
| 2023-01-10 | CA5010008_005_005-202301100915 | 0.0340 ppb |
| 2023-01-10 | CA5010008_014_014-202301101320 | 0.0380 ppb |
| 2023-02-14 | CA5010008_003_003-202302141030 | 0.0360 ppb |
| 2023-04-04 | CA5010008_005_005-202304041042 | 0.0410 ppb |
| 2023-04-04 | CA5010008_003_003-202304041220 | 0.0750 ppb |
| 2023-04-04 | CA5010008_014_014-202304041245 | 0.0570 ppb |
| 2023-06-15 | CA5010008_016_016-202306151302 | ND |
| 2023-06-15 | CA5010008_017_017-202306151309 | 0.00520 ppb |
| 2023-07-05 | CA5010008_003_003-202307050837 | 0.00920 ppb |
| 2023-07-05 | CA5010008_014_014-202307051305 | 0.0460 ppb |
| 2023-07-05 | CA5010008_005_005-202307050903 | 0.0320 ppb |
| 2023-10-03 | CA5010008_003_003-202310031005 | 0.00630 ppb |
| 2023-10-03 | CA5010008_005_005-202310030836 | 0.0190 ppb |
| 2023-10-03 | CA5010008_014_014-202310031310 | 0.0490 ppb |