1,1,1-Trichloroethane
No Kaweah Mutual Water Company
1,1,1-Trichloroethane is a solvent and a degreasing agent used for manufacturing metal products and as ingredient in cleaners and aerosols. Exposure to 1,1,1-trichloroethane can harm the nervous system, liver and circulatory system.
19
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 |
|---|---|---|---|---|
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 3 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EPA Maximum Contaminant
Level (MCL): 200 ppb
The legal limit for 1,1,1-trichloroethane, established in 1987, was based on toxicity studies conducted in laboratory animals in the 1970s and 1980s.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-03-22 | CA5400506_004_004-201803221114 | ND |
| 2018-10-22 | CA5400506_005_005-201810221055 | ND |
| 2018-11-15 | CA5400506_004_004-201811151115 | ND |
| 2018-11-15 | CA5400506_006_006-201811151125 | ND |
| 2019-02-14 | CA5400506_006_006-201902141100 | ND |
| 2019-03-07 | CA5400506_004_004-201903071220 | ND |
| 2019-03-07 | CA5400506_005_005-201903071230 | ND |
| 2020-03-17 | CA5400506_006_006-202003171140 | ND |
| 2020-03-17 | CA5400506_004_004-202003171120 | ND |
| 2020-03-25 | CA5400506_005_005-202003251130 | ND |
| 2021-04-22 | CA5400506_006_006-202104220733 | ND |
| 2021-04-22 | CA5400506_004_004-202104220730 | ND |
| 2021-04-22 | CA5400506_005_005-202104220730 | ND |
| 2022-04-07 | CA5400506_005_005-202204070700 | ND |
| 2022-04-07 | CA5400506_006_006-202204070700 | ND |
| 2022-04-07 | CA5400506_004_004-202204070700 | ND |
| 2023-04-26 | CA5400506_004_004-202304261400 | ND |
| 2023-04-26 | CA5400506_006_006-202304261400 | ND |
| 2023-10-12 | CA5400506_005_005-202310121600 | ND |