1,2,3-Trichloropropane
San Antonio 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.
47
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 | 28 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 10 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 9 | 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 |
|---|---|---|
| 2018-03-08 | CA3610085_002_002-201803081150 | ND |
| 2018-03-08 | CA3610085_018_018-201803081140 | ND |
| 2018-03-08 | CA3610085_004_004-201803080840 | ND |
| 2018-03-08 | CA3610085_013_013-201803081015 | ND |
| 2018-03-08 | CA3610085_017_017-201803081000 | ND |
| 2018-03-08 | CA3610085_003_003-201803081045 | ND |
| 2018-03-08 | CA3610085_011_011-201803081115 | ND |
| 2018-03-13 | CA3610085_001_001-201803131210 | ND |
| 2018-03-13 | CA3610085_016_016-201803131150 | ND |
| 2018-03-13 | CA3610085_021_021-201803131045 | ND |
| 2018-06-26 | CA3610085_002_002-201806260924 | ND |
| 2018-06-26 | CA3610085_013_013-201806261225 | ND |
| 2018-06-26 | CA3610085_011_011-201806261320 | ND |
| 2018-06-26 | CA3610085_003_003-201806261335 | ND |
| 2018-06-26 | CA3610085_004_004-201806261317 | ND |
| 2018-06-26 | CA3610085_001_001-201806261250 | ND |
| 2018-06-26 | CA3610085_017_017-201806261235 | ND |
| 2018-06-26 | CA3610085_016_016-201806261015 | ND |
| 2018-06-26 | CA3610085_018_018-201806260937 | ND |
| 2018-09-11 | CA3610085_017_017-201809111135 | ND |
| 2018-09-11 | CA3610085_004_004-201809111220 | ND |
| 2018-09-11 | CA3610085_011_011-201809111230 | ND |
| 2018-09-11 | CA3610085_018_018-201809111104 | ND |
| 2018-09-11 | CA3610085_001_001-201809110950 | ND |
| 2018-09-11 | CA3610085_002_002-201809111113 | ND |
| 2018-09-11 | CA3610085_013_013-201809111143 | ND |
| 2018-09-11 | CA3610085_003_003-201809111205 | ND |
| 2018-09-13 | CA3610085_016_016-201809130700 | ND |
| 2020-04-07 | CA3610085_021_021-202004071020 | ND |
| 2020-09-29 | CA3610085_018_018-202009290800 | ND |
| 2020-09-29 | CA3610085_016_016-202009291145 | ND |
| 2020-09-29 | CA3610085_001_001-202009291040 | ND |
| 2020-10-06 | CA3610085_013_013-202010061150 | ND |
| 2020-10-06 | CA3610085_017_017-202010061130 | ND |
| 2020-10-06 | CA3610085_002_002-202010061100 | ND |
| 2020-10-13 | CA3610085_011_011-202010130900 | ND |
| 2020-10-13 | CA3610085_003_003-202010130830 | ND |
| 2020-10-14 | CA3610085_004_004-202010140930 | ND |
| 2023-04-20 | CA3610085_021_021-202304201200 | ND |
| 2023-07-06 | CA3610085_017_017-202307061400 | ND |
| 2023-07-06 | CA3610085_013_013-202307061425 | ND |
| 2023-07-06 | CA3610085_011_011-202307061155 | ND |
| 2023-07-06 | CA3610085_003_003-202307061110 | ND |
| 2023-07-10 | CA3610085_001_001-202307101445 | ND |
| 2023-07-10 | CA3610085_016_016-202307101515 | ND |
| 2023-07-12 | CA3610085_002_002-202307121140 | ND |
| 2023-07-12 | CA3610085_004_004-202307120930 | ND |