1,2,3-Trichloropropane
Three Palms Mobilehome Park
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.
24
Samples
0
Samples exceeding legal limit (MCL)
24
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | 0.0735 ppb | 4 | 4 | 0.0450 ppb - 0.0900 ppb |
| 2019 | 0.0880 ppb | 3 | 3 | 0.0640 ppb - 0.120 ppb |
| 2020 | 0.0935 ppb | 6 | 6 | 0.0850 ppb - 0.110 ppb |
| 2021 | 0.0723 ppb | 4 | 4 | 0.0570 ppb - 0.0830 ppb |
| 2022 | 0.0483 ppb | 3 | 3 | 0.0450 ppb - 0.0510 ppb |
| 2023 | 0.0398 ppb | 4 | 4 | 0.0380 ppb - 0.0420 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 |
|---|---|---|
| 2018-02-12 | CA1000299_001_001-201802121245 | 0.0450 ppb |
| 2018-04-09 | CA1000299_001_001-201804091130 | 0.0700 ppb |
| 2018-07-24 | CA1000299_001_001-201807241340 | 0.0890 ppb |
| 2018-10-17 | CA1000299_001_001-201810171310 | 0.0900 ppb |
| 2019-01-28 | CA1000299_001_001-201901281345 | 0.0640 ppb |
| 2019-05-06 | CA1000299_001_001-201905061300 | 0.0800 ppb |
| 2019-11-25 | CA1000299_001_001-201911251325 | 0.120 ppb |
| 2020-02-11 | CA1000299_001_001-202002111315 | 0.110 ppb |
| 2020-04-27 | CA1000299_001_001-202004271630 | 0.0850 ppb |
| 2020-05-12 | CA1000299_001_001-202005121355 | 0.0920 ppb |
| 2020-07-20 | CA1000299_001_001-202007201130 | 0.0980 ppb |
| 2020-10-12 | CA1000299_001_001-202010121300 | 0.0880 ppb |
| 2020-11-09 | CA1000299_001_001-202011091100 | 0.0880 ppb |
| 2021-02-08 | CA1000299_001_001-202102081322 | 0.0820 ppb |
| 2021-05-26 | CA1000299_001_001-202105261600 | 0.0830 ppb |
| 2021-08-16 | CA1000299_001_001-202108161340 | 0.0670 ppb |
| 2021-11-23 | CA1000299_001_001-202111231210 | 0.0570 ppb |
| 2022-02-15 | CA1000299_001_001-202202151055 | 0.0510 ppb |
| 2022-08-23 | CA1000299_001_001-202208231400 | 0.0490 ppb |
| 2022-11-16 | CA1000299_001_001-202211161200 | 0.0450 ppb |
| 2023-02-22 | CA1000299_001_001-202302221125 | 0.0380 ppb |
| 2023-05-23 | CA1000299_001_001-202305231130 | 0.0420 ppb |
| 2023-08-16 | CA1000299_001_001-202308161040 | 0.0410 ppb |
| 2023-11-16 | CA1000299_001_001-202311161040 | 0.0380 ppb |