1,2,3-Trichloropropane
East Pasadena 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.
18
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 8 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 2 | 0 | ND |
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 |
|---|---|---|
| 2018-01-12 | CA1910020_012_012-201801121105 | ND |
| 2018-01-12 | CA1910020_005_005-201801121125 | ND |
| 2018-04-11 | CA1910020_005_005-201804111015 | ND |
| 2018-04-11 | CA1910020_012_012-201804111035 | ND |
| 2018-07-12 | CA1910020_012_012-201807121050 | ND |
| 2018-07-12 | CA1910020_005_005-201807121035 | ND |
| 2018-10-03 | CA1910020_012_012-201810031040 | ND |
| 2018-10-03 | CA1910020_005_005-201810031050 | ND |
| 2019-11-25 | CA1910020_005_005-201911251120 | ND |
| 2019-11-25 | CA1910020_012_012-201911251055 | ND |
| 2020-10-05 | CA1910020_012_012-202010051100 | ND |
| 2020-10-05 | CA1910020_005_005-202010051115 | ND |
| 2021-10-12 | CA1910020_005_005-202110121155 | ND |
| 2021-10-12 | CA1910020_012_012-202110121120 | ND |
| 2022-11-08 | CA1910020_005_005-202211080850 | ND |
| 2022-11-08 | CA1910020_012_012-202211080900 | ND |
| 2023-11-07 | CA1910020_005_005-202311071150 | ND |
| 2023-11-07 | CA1910020_012_012-202311071205 | ND |