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.

MORE ABOUT THIS CONTAMINANT

Samples

Samples exceeding legal limit (MCL)

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	N/A	0	0	N/A
2017	0.0287 ppb	3	3	0.00700 ppb - 0.0400 ppb
2018	0.0225 ppb	28	22	ND - 0.0480 ppb
2019	0.0251 ppb	38	35	ND - 0.0550 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
2017-03-16	5810-014-1128	0.0400 ppb
2017-03-16	5810-005-1140	0.00700 ppb
2017-03-16	5810-003-1330	0.0390 ppb
2018-03-08	9590-003-1005	0.0160 ppb
2018-03-08	9590-014-0840	0.0460 ppb
2018-03-08	9590-005-0918	0.0250 ppb
2018-06-07	1233-003-0810	ND
2018-06-07	1233-005-1020	ND
2018-06-07	1233-014-0920	0.0460 ppb
2018-06-07	1233-015-0850	0.0300 ppb
2018-07-12	1233-014-1000	0.0480 ppb
2018-08-07	1233-005-1107	0.00880 ppb
2018-08-07	1233-003-1030	ND
2018-08-07	1233-015-0950	0.0340 ppb
2018-08-07	1233-014-0935	0.0360 ppb
2018-09-04	1233-005-1110	0.00790 ppb
2018-09-04	1233-003-1017	ND
2018-09-04	1233-014-0949	0.0350 ppb
2018-09-04	1233-015-0911	0.0390 ppb
2018-10-02	1233-014-0935	0.0330 ppb
2018-10-02	1233-015-0948	0.0300 ppb
2018-10-02	1233-005-1058	ND
2018-10-02	1233-003-1135	0.00560 ppb
2018-11-06	1233-005-1108	0.0110 ppb
2018-11-06	1233-014-0920	0.0340 ppb
2018-11-06	1233-015-0940	0.0320 ppb
2018-11-06	1233-003-1040	ND
2018-12-04	1233-003-0948	0.00740 ppb
2018-12-04	1233-005-1035	0.0120 ppb
2018-12-04	1233-014-0845	0.0470 ppb
2018-12-04	1233-015-0915	0.0460 ppb
2019-01-03	1233-005-1124	0.0130 ppb
2019-01-03	1233-014-1000	0.0400 ppb
2019-01-03	1233-015-1018	0.0420 ppb
2019-01-03	1233-003-1050	0.00530 ppb
2019-02-05	1233-014-1050	0.0450 ppb
2019-02-05	1233-015-1032	0.0470 ppb
2019-02-05	1233-003-1050	0.00860 ppb
2019-02-05	1233-005-1050	0.0340 ppb
2019-03-05	1233-003-1045	0.00750 ppb
2019-03-05	1233-014-0922	0.0450 ppb
2019-03-05	1233-005-1138	0.0200 ppb
2019-04-02	1233-003-1015	ND
2019-04-02	1233-014-0930	0.0420 ppb
2019-04-02	1233-005-1032	0.0350 ppb
2019-05-07	1233-014-1110	0.0430 ppb
2019-05-07	1233-003-0910	0.00880 ppb
2019-05-07	1233-005-0940	0.0200 ppb
2019-06-04	1233-003-1302	0.00740 ppb
2019-06-04	1233-005-1239	0.00850 ppb
2019-06-04	1233-014-1204	0.0440 ppb
2019-07-02	1233-003-1102	0.00640 ppb
2019-07-02	1233-014-0958	0.0310 ppb
2019-07-02	1233-005-1218	0.0160 ppb
2019-08-06	1233-014-0932	0.0540 ppb
2019-08-06	1233-005-1123	0.00970 ppb
2019-08-06	1233-003-1038	0.0110 ppb
2019-09-03	1233-014-0951	0.0530 ppb
2019-09-03	1233-005-1130	0.0250 ppb
2019-09-03	1233-003-1034	0.0130 ppb
2019-10-07	1233-005-1147	0.0350 ppb
2019-10-07	1233-003-1058	0.0260 ppb
2019-10-07	1233-014-1006	0.0550 ppb
2019-11-05	1233-005-1030	0.0250 ppb
2019-11-05	1233-014-1115	0.0470 ppb
2019-11-05	1233-003-1210	0.00680 ppb
2019-12-03	1233-014-1345	0.0220 ppb
2019-12-03	1233-005-1430	ND
2019-12-03	1233-003-1415	ND