1,2,3-Trichloropropane
Victory Mutual Water Company
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.
88
Samples
0
Samples exceeding legal limit (MCL)
58
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | 0.153 ppb | 9 | 6 | ND - 0.320 ppb |
| 2019 | 0.0748 ppb | 9 | 7 | ND - 0.330 ppb |
| 2020 | 0.0846 ppb | 8 | 8 | 0.0110 ppb - 0.210 ppb |
| 2021 | 0.133 ppb | 8 | 6 | ND - 0.220 ppb |
| 2022 | 0.0383 ppb | 27 | 11 | ND - 0.258 ppb |
| 2023 | 0.0487 ppb | 27 | 20 | ND - 0.130 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 |
|---|---|---|
| 2018-01-29 | CA1500231_002_002-201801291035 | 0.00760 ppb |
| 2018-01-29 | CA1500231_001_001-201801290940 | 0.300 ppb |
| 2018-03-19 | CA1500231_001_001-201803190940 | 0.320 ppb |
| 2018-04-02 | CA1500231_001_001-201804021025 | 0.280 ppb |
| 2018-04-02 | CA1500231_002_002-201804021105 | ND |
| 2018-07-02 | CA1500231_001_001-201807021120 | 0.220 ppb |
| 2018-07-09 | CA1500231_002_002-201807091115 | ND |
| 2018-10-04 | CA1500231_002_002-201810041530 | ND |
| 2018-10-04 | CA1500231_001_001-201810041540 | 0.250 ppb |
| 2019-01-02 | CA1500231_001_001-201901020754 | 0.0130 ppb |
| 2019-01-02 | CA1500231_002_002-201901020744 | 0.00740 ppb |
| 2019-03-12 | CA1500231_001_001-201903121705 | ND |
| 2019-04-05 | CA1500231_001_001-201904051130 | 0.330 ppb |
| 2019-04-05 | CA1500231_002_002-201904051058 | ND |
| 2019-07-05 | CA1500231_001_001-201907051048 | 0.300 ppb |
| 2019-07-05 | CA1500231_002_002-201907051015 | 0.00970 ppb |
| 2019-10-01 | CA1500231_002_002-201910011005 | 0.00660 ppb |
| 2019-10-03 | CA1500231_001_001-201910031310 | 0.00640 ppb |
| 2020-01-03 | CA1500231_001_001-202001030811 | 0.0250 ppb |
| 2020-01-03 | CA1500231_002_002-202001030827 | 0.0270 ppb |
| 2020-04-10 | CA1500231_002_002-202004100945 | 0.0110 ppb |
| 2020-04-10 | CA1500231_001_001-202004101017 | 0.210 ppb |
| 2020-07-10 | CA1500231_002_002-202007101135 | 0.1000 ppb |
| 2020-07-10 | CA1500231_001_001-202007101115 | 0.110 ppb |
| 2020-10-23 | CA1500231_002_002-202010231125 | 0.0240 ppb |
| 2020-10-23 | CA1500231_001_001-202010231111 | 0.170 ppb |
| 2021-01-15 | CA1500231_001_001-202101150919 | 0.190 ppb |
| 2021-01-15 | CA1500231_002_002-202101150730 | 0.190 ppb |
| 2021-04-23 | CA1500231_002_002-202104231115 | 0.220 ppb |
| 2021-04-23 | CA1500231_001_001-202104231138 | 0.220 ppb |
| 2021-07-30 | CA1500231_002_002-202107300931 | ND |
| 2021-07-30 | CA1500231_001_001-202107300817 | ND |
| 2021-10-22 | CA1500231_001_001-202110221000 | 0.120 ppb |
| 2021-10-22 | CA1500231_002_002-202110221023 | 0.120 ppb |
| 2022-01-17 | CA1500231_003_003-202201171411 | ND |
| 2022-01-17 | CA1500231_001_001-202201171600 | 0.258 ppb |
| 2022-01-17 | CA1500231_002_002-202201171330 | 0.253 ppb |
| 2022-02-14 | CA1500231_003_003-202202141325 | ND |
| 2022-02-14 | CA1500231_001_001-202202141320 | 0.110 ppb |
| 2022-02-21 | CA1500231_003_003-202202210917 | ND |
| 2022-03-01 | CA1500231_003_003-202203011224 | ND |
| 2022-03-19 | CA1500231_003_003-202203191549 | ND |
| 2022-03-28 | CA1500231_003_003-202203280837 | ND |
| 2022-04-04 | CA1500231_002_002-202204040956 | ND |
| 2022-04-04 | CA1500231_001_001-202204040925 | 0.0260 ppb |
| 2022-06-06 | CA1500231_003_003-202206060915 | ND |
| 2022-06-15 | CA1500231_003_003-202206151022 | ND |
| 2022-07-06 | CA1500231_001_001-202207061027 | ND |
| 2022-07-06 | CA1500231_002_002-202207061057 | 0.0160 ppb |
| 2022-07-11 | CA1500231_001_001-202207111018 | 0.01000 ppb |
| 2022-07-11 | CA1500231_002_002-202207111043 | 0.0130 ppb |
| 2022-07-19 | CA1500231_003_003-202207191555 | ND |
| 2022-07-25 | CA1500231_002_002-202207250957 | 0.0200 ppb |
| 2022-07-25 | CA1500231_001_001-202207250935 | 0.0180 ppb |
| 2022-08-01 | CA1500231_003_003-202208010933 | ND |
| 2022-09-09 | CA1500231_003_003-202209090800 | ND |
| 2022-10-06 | CA1500231_002_002-202210061015 | 0.120 ppb |
| 2022-10-06 | CA1500231_001_001-202210061005 | 0.190 ppb |
| 2022-10-06 | CA1500231_003_003-202210061000 | ND |
| 2022-11-09 | CA1500231_003_003-202211090930 | ND |
| 2022-12-05 | CA1500231_003_003-202212051020 | ND |
| 2023-01-09 | CA1500231_002_002-202301091121 | 0.130 ppb |
| 2023-01-09 | CA1500231_003_003-202301091117 | ND |
| 2023-01-09 | CA1500231_001_001-202301091100 | 0.130 ppb |
| 2023-01-16 | CA1500231_002_002-202301161030 | 0.0280 ppb |
| 2023-01-16 | CA1500231_001_001-202301160955 | 0.0410 ppb |
| 2023-01-16 | CA1500231_003_003-202301160942 | ND |
| 2023-02-06 | CA1500231_003_003-202302061240 | ND |
| 2023-03-06 | CA1500231_003_003-202303061600 | ND |
| 2023-04-03 | CA1500231_001_001-202304030930 | 0.0710 ppb |
| 2023-04-03 | CA1500231_003_003-202304030925 | ND |
| 2023-04-03 | CA1500231_002_002-202304031015 | 0.0780 ppb |
| 2023-05-08 | CA1500231_003_003-202305081030 | 0.00750 ppb |
| 2023-06-05 | CA1500231_003_003-202306050910 | 0.00860 ppb |
| 2023-07-17 | CA1500231_001_001-202307170910 | 0.0830 ppb |
| 2023-07-17 | CA1500231_003_003-202307170913 | 0.0140 ppb |
| 2023-07-17 | CA1500231_002_002-202307170940 | 0.120 ppb |
| 2023-08-03 | CA1500231_003_003-202308030855 | 0.0120 ppb |
| 2023-09-11 | CA1500231_003_003-202309110825 | 0.0130 ppb |
| 2023-10-02 | CA1500231_003_003-202310020915 | 0.0570 ppb |
| 2023-10-02 | CA1500231_001_001-202310020900 | 0.130 ppb |
| 2023-10-02 | CA1500231_002_002-202310020950 | 0.130 ppb |
| 2023-11-14 | CA1500231_003_003-202311141110 | ND |
| 2023-11-14 | CA1500231_002_002-202311141130 | 0.110 ppb |
| 2023-11-14 | CA1500231_001_001-202311141100 | 0.120 ppb |
| 2023-12-11 | CA1500231_001_001-202312110825 | 0.0160 ppb |
| 2023-12-11 | CA1500231_003_003-202312110810 | ND |
| 2023-12-11 | CA1500231_002_002-202312110748 | 0.0160 ppb |