1,2,3-Trichloropropane
Md 28 Ripperdan Self Help
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)
21
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | 0.01000 ppb | 4 | 3 | ND - 0.0140 ppb |
| 2019 | 0.0173 ppb | 3 | 3 | 0.0130 ppb - 0.0210 ppb |
| 2020 | 0.0240 ppb | 3 | 3 | 0.0210 ppb - 0.0270 ppb |
| 2021 | 0.0246 ppb | 5 | 5 | 0.0230 ppb - 0.0300 ppb |
| 2022 | 0.0213 ppb | 3 | 3 | 0.0180 ppb - 0.0260 ppb |
| 2023 | 0.0265 ppb | 4 | 4 | 0.0240 ppb - 0.0310 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 |
|---|---|---|
| 2018-02-02 | CA2000553_001_001-201802021015 | ND |
| 2018-04-13 | CA2000553_001_001-201804130930 | 0.0120 ppb |
| 2018-08-10 | CA2000553_001_001-201808100900 | 0.0140 ppb |
| 2018-10-01 | CA2000553_001_001-201810011100 | 0.0140 ppb |
| 2019-04-08 | CA2000553_001_001-201904081030 | 0.0180 ppb |
| 2019-07-09 | CA2000553_001_001-201907090915 | 0.0130 ppb |
| 2019-10-28 | CA2000553_001_001-201910281100 | 0.0210 ppb |
| 2020-01-24 | CA2000553_001_001-202001240940 | 0.0240 ppb |
| 2020-04-01 | CA2000553_001_001-202004010845 | 0.0210 ppb |
| 2020-07-07 | CA2000553_001_001-202007071000 | 0.0270 ppb |
| 2021-01-13 | CA2000553_001_001-202101130800 | 0.0240 ppb |
| 2021-03-29 | CA2000553_001_001-202103291000 | 0.0230 ppb |
| 2021-05-03 | CA2000553_001_001-202105031055 | 0.0230 ppb |
| 2021-08-30 | CA2000553_001_001-202108301330 | 0.0230 ppb |
| 2021-11-12 | CA2000553_001_001-202111120900 | 0.0300 ppb |
| 2022-04-04 | CA2000553_001_001-202204041150 | 0.0180 ppb |
| 2022-09-30 | CA2000553_001_001-202209301020 | 0.0200 ppb |
| 2022-11-22 | CA2000553_001_001-202211220939 | 0.0260 ppb |
| 2023-03-06 | CA2000553_001_001-202303061110 | 0.0310 ppb |
| 2023-06-19 | CA2000553_001_001-202306191040 | 0.0240 ppb |
| 2023-08-07 | CA2000553_001_001-202308070921 | 0.0240 ppb |
| 2023-10-09 | CA2000553_001_001-202310091126 | 0.0270 ppb |