1,2,3-Trichloropropane
Rau Dairy
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.
22
Samples
0
Samples exceeding legal limit (MCL)
2
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 3 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
| 2020 | 0.00125 ppb | 4 | 1 | ND - 0.00500 ppb |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 4 | 0 | ND |
| 2023 | 0.00183 ppb | 3 | 1 | ND - 0.00550 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 |
|---|---|---|
| 2018-05-31 | CA1009120_001_001-201805310515 | ND |
| 2018-08-31 | CA1009120_001_001-201808310630 | ND |
| 2018-11-30 | CA1009120_001_001-201811301200 | ND |
| 2019-01-31 | CA1009120_001_001-201901311700 | ND |
| 2019-04-01 | CA1009120_001_001-201904011200 | ND |
| 2019-09-03 | CA1009120_001_001-201909030730 | ND |
| 2019-12-27 | CA1009120_001_001-201912271000 | ND |
| 2020-01-27 | CA1009120_001_001-202001271000 | ND |
| 2020-05-05 | CA1009120_001_001-202005050900 | ND |
| 2020-08-13 | CA1009120_001_001-202008131215 | 0.00500 ppb |
| 2020-12-30 | CA1009120_001_001-202012301245 | ND |
| 2021-03-30 | CA1009120_001_001-202103300900 | ND |
| 2021-06-30 | CA1009120_001_001-202106300930 | ND |
| 2021-09-30 | CA1009120_001_001-202109301630 | ND |
| 2021-12-29 | CA1009120_001_001-202112290800 | ND |
| 2022-03-30 | CA1009120_001_001-202203300615 | ND |
| 2022-06-30 | CA1009120_001_001-202206301015 | ND |
| 2022-09-30 | CA1009120_001_001-202209301100 | ND |
| 2022-12-31 | CA1009120_001_001-202212311930 | ND |
| 2023-06-30 | CA1009120_001_001-202306300630 | ND |
| 2023-09-27 | CA1009120_001_001-202309270900 | ND |
| 2023-12-28 | CA1009120_001_001-202312281000 | 0.00550 ppb |