1,1,1-Trichloroethane
New Water Supply Corporation
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.
24
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 | 4 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 4 | 0 | ND |
| 2023 | ND | 4 | 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 |
|---|---|---|
| 2018-06-06 | Q1822507003 | ND |
| 2018-06-06 | Q1822507005 | ND |
| 2018-06-06 | Q1822507001 | ND |
| 2018-09-19 | Q1837597003 | ND |
| 2019-06-03 | Q1930848003 | ND |
| 2019-06-03 | Q1930848005 | ND |
| 2019-09-23 | Q1968123001 | ND |
| 2019-12-10 | Q1979549001 | ND |
| 2020-11-09 | Q2043745001 | ND |
| 2020-11-09 | Q2043745003 | ND |
| 2020-11-09 | Q2043745007 | ND |
| 2020-11-09 | Q2043745009 | ND |
| 2021-04-15 | Q2109763009 | ND |
| 2021-04-15 | Q2109763015 | ND |
| 2021-04-15 | Q2109763013 | ND |
| 2021-04-15 | Q2109763011 | ND |
| 2022-05-09 | Q2213779004 | ND |
| 2022-05-09 | Q2213779006 | ND |
| 2022-05-09 | Q2213779009 | ND |
| 2022-05-09 | Q2213779011 | ND |
| 2023-06-15 | Q2322767004 | ND |
| 2023-06-15 | Q2322767006 | ND |
| 2023-06-15 | Q2322767016 | ND |
| 2023-06-15 | Q2322767018 | ND |