1,2,3-Trichloropropane
Richgrove Community Services 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.
59
Samples
0
Samples exceeding legal limit (MCL)
22
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | 0.00322 ppb | 9 | 4 | ND - 0.00860 ppb |
| 2019 | 0.00395 ppb | 24 | 11 | ND - 0.0170 ppb |
| 2020 | 0.00254 ppb | 16 | 4 | ND - 0.0120 ppb |
| 2021 | 0.00319 ppb | 8 | 2 | ND - 0.0160 ppb |
| 2022 | 0.00430 ppb | 2 | 1 | ND - 0.00860 ppb |
| 2023 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2018-03-15 | CA5410024_005_005-201803151013 | 0.00710 ppb |
| 2018-03-15 | CA5410024_004_004-201803151000 | ND |
| 2018-05-01 | CA5410024_005_005-201805011045 | 0.00860 ppb |
| 2018-05-10 | CA5410024_004_004-201805101057 | ND |
| 2018-08-27 | CA5410024_004_004-201808271008 | ND |
| 2018-08-27 | CA5410024_005_005-201808270948 | 0.00770 ppb |
| 2018-08-28 | CA5410024_004_004-201808281015 | ND |
| 2018-11-12 | CA5410024_005_005-201811121104 | 0.00560 ppb |
| 2018-12-11 | CA5410024_004_004-201812111030 | ND |
| 2019-01-15 | CA5410024_004_004-201901151031 | ND |
| 2019-01-15 | CA5410024_005_005-201901150928 | 0.00730 ppb |
| 2019-02-11 | CA5410024_005_005-201902110857 | 0.00700 ppb |
| 2019-02-11 | CA5410024_004_004-201902110941 | ND |
| 2019-03-21 | CA5410024_004_004-201903210926 | ND |
| 2019-03-21 | CA5410024_005_005-201903211034 | 0.00650 ppb |
| 2019-04-16 | CA5410024_004_004-201904161001 | ND |
| 2019-04-16 | CA5410024_005_005-201904160904 | 0.00790 ppb |
| 2019-05-21 | CA5410024_005_005-201905210918 | 0.00790 ppb |
| 2019-05-23 | CA5410024_004_004-201905230955 | ND |
| 2019-06-11 | CA5410024_005_005-201906110926 | 0.00510 ppb |
| 2019-06-11 | CA5410024_004_004-201906111108 | ND |
| 2019-07-02 | CA5410024_005_005-201907021010 | ND |
| 2019-07-11 | CA5410024_004_004-201907111026 | ND |
| 2019-08-08 | CA5410024_004_004-201908081030 | 0.00710 ppb |
| 2019-08-12 | CA5410024_004_004-201908120948 | 0.0170 ppb |
| 2019-09-10 | CA5410024_005_005-201909101050 | ND |
| 2019-09-10 | CA5410024_004_004-201909100945 | ND |
| 2019-10-10 | CA5410024_004_004-201910101007 | ND |
| 2019-10-10 | CA5410024_005_005-201910100907 | 0.00970 ppb |
| 2019-11-04 | CA5410024_005_005-201911041036 | ND |
| 2019-11-12 | CA5410024_004_004-201911121041 | 0.00840 ppb |
| 2019-12-02 | CA5410024_005_005-201912021110 | 0.0110 ppb |
| 2019-12-03 | CA5410024_004_004-201912030915 | ND |
| 2020-02-03 | CA5410024_004_004-202002031126 | ND |
| 2020-02-11 | CA5410024_005_005-202002111018 | 0.00890 ppb |
| 2020-03-09 | CA5410024_005_005-202003091118 | 0.00880 ppb |
| 2020-03-09 | CA5410024_004_004-202003091045 | ND |
| 2020-03-23 | CA5410024_004_004-202003231140 | 0.0120 ppb |
| 2020-03-23 | CA5410024_005_005-202003231215 | 0.0110 ppb |
| 2020-06-16 | CA5410024_004_004-202006161000 | ND |
| 2020-06-18 | CA5410024_005_005-202006180934 | ND |
| 2020-09-28 | CA5410024_004_004-202009281123 | ND |
| 2020-09-28 | CA5410024_005_005-202009281025 | ND |
| 2020-10-12 | CA5410024_005_005-202010121052 | ND |
| 2020-10-12 | CA5410024_004_004-202010121111 | ND |
| 2020-11-25 | CA5410024_004_004-202011250901 | ND |
| 2020-11-25 | CA5410024_005_005-202011250813 | ND |
| 2020-12-07 | CA5410024_004_004-202012071134 | ND |
| 2020-12-07 | CA5410024_005_005-202012071115 | ND |
| 2021-01-18 | CA5410024_005_005-202101180856 | 0.0160 ppb |
| 2021-01-18 | CA5410024_004_004-202101180911 | ND |
| 2021-02-16 | CA5410024_004_004-202102161000 | ND |
| 2021-02-16 | CA5410024_005_005-202102161016 | ND |
| 2021-03-15 | CA5410024_004_004-202103150905 | ND |
| 2021-03-15 | CA5410024_005_005-202103150922 | ND |
| 2021-08-18 | CA5410024_004_004-202108180805 | ND |
| 2021-12-21 | CA5410024_005_005-202112210700 | 0.00950 ppb |
| 2022-01-10 | CA5410024_005_005-20220110NUL | 0.00860 ppb |
| 2022-12-19 | CA5410024_004_004-202212191007 | ND |