1,2,3-Trichloropropane
Cutler Public Utility District
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.
51
Samples
0
Samples exceeding legal limit (MCL)
25
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 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | 0.00414 ppb | 5 | 4 | ND - 0.00540 ppb |
| 2022 | 0.00392 ppb | 16 | 11 | ND - 0.00670 ppb |
| 2023 | 0.00291 ppb | 22 | 10 | ND - 0.00870 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 |
|---|---|---|
| 2018-02-06 | CA5410001_003_003-201802061105 | ND |
| 2018-02-06 | CA5410001_008_008-201802061052 | ND |
| 2018-05-08 | CA5410001_003_003-201805081045 | ND |
| 2018-05-08 | CA5410001_008_008-201805081035 | ND |
| 2018-08-07 | CA5410001_008_008-201808071120 | ND |
| 2018-08-07 | CA5410001_003_003-201808071110 | ND |
| 2018-11-06 | CA5410001_008_008-201811061135 | ND |
| 2018-11-06 | CA5410001_003_003-201811061140 | ND |
| 2021-07-23 | CA5410001_008_008-202107231200 | ND |
| 2021-10-22 | CA5410001_003_003-202110221050 | 0.00510 ppb |
| 2021-10-28 | CA5410001_003_003-202110281200 | 0.00480 ppb |
| 2021-11-19 | CA5410001_003_003-202111191135 | 0.00540 ppb |
| 2021-12-21 | CA5410001_003_003-202112211130 | 0.00540 ppb |
| 2022-01-14 | CA5410001_003_003-202201141205 | 0.00610 ppb |
| 2022-02-09 | CA5410001_003_003-202202091132 | 0.00540 ppb |
| 2022-03-09 | CA5410001_003_003-202203091030 | 0.00610 ppb |
| 2022-04-08 | CA5410001_003_003-202204081115 | 0.00550 ppb |
| 2022-05-18 | CA5410001_003_003-202205181129 | 0.00500 ppb |
| 2022-06-22 | CA5410001_003_003-202206221010 | 0.00590 ppb |
| 2022-07-29 | CA5410001_003_003-202207291005 | 0.00670 ppb |
| 2022-08-26 | CA5410001_003_003-202208261120 | 0.00580 ppb |
| 2022-09-09 | CA5410001_003_003-202209091055 | 0.00430 ppb |
| 2022-09-23 | CA5410001_008_008-202209231026 | ND |
| 2022-10-14 | CA5410001_003_003-202210141210 | 0.00540 ppb |
| 2022-10-14 | CA5410001_008_008-202210141200 | ND |
| 2022-11-09 | CA5410001_003_003-202211091118 | 0.00650 ppb |
| 2022-11-09 | CA5410001_008_008-202211091100 | ND |
| 2022-12-09 | CA5410001_008_008-202212091054 | ND |
| 2022-12-09 | CA5410001_003_003-202212091048 | ND |
| 2023-01-11 | CA5410001_003_003-202301111020 | 0.00350 ppb |
| 2023-01-11 | CA5410001_008_008-202301111028 | ND |
| 2023-02-08 | CA5410001_003_003-202302081028 | 0.00330 ppb |
| 2023-02-08 | CA5410001_008_008-202302081020 | ND |
| 2023-03-24 | CA5410001_008_008-202303241040 | ND |
| 2023-03-24 | CA5410001_003_003-202303241030 | 0.00670 ppb |
| 2023-04-12 | CA5410001_003_003-202304121024 | 0.00560 ppb |
| 2023-04-12 | CA5410001_008_008-202304121030 | ND |
| 2023-05-22 | CA5410001_008_008-202305221106 | ND |
| 2023-05-22 | CA5410001_003_003-202305221100 | 0.00670 ppb |
| 2023-06-09 | CA5410001_003_003-202306091025 | 0.00670 ppb |
| 2023-06-09 | CA5410001_008_008-202306091015 | ND |
| 2023-07-14 | CA5410001_008_008-202307141030 | ND |
| 2023-07-14 | CA5410001_003_003-202307141040 | 0.00800 ppb |
| 2023-08-04 | CA5410001_008_008-202308041146 | ND |
| 2023-09-20 | CA5410001_008_008-202309201045 | ND |
| 2023-10-04 | CA5410001_008_008-202310041108 | ND |
| 2023-10-04 | CA5410001_003_003-202310041102 | 0.00750 ppb |
| 2023-11-09 | CA5410001_008_008-202311091030 | ND |
| 2023-11-09 | CA5410001_003_003-202311091025 | 0.00870 ppb |
| 2023-12-06 | CA5410001_008_008-202312061116 | ND |
| 2023-12-06 | CA5410001_003_003-202312061108 | 0.00740 ppb |