1,1,1-Trichloroethane
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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 |
|---|---|---|
| 2018-01-10 | 38158601 | ND |
| 2018-04-04 | 39069901 | ND |
| 2018-07-03 | 40201501 | ND |
| 2018-10-04 | 41308901 | ND |
| 2019-01-09 | 42495701 | ND |
| 2019-04-10 | 43656201 | ND |
| 2019-07-16 | 45013801 | ND |
| 2019-10-10 | 46829601 | ND |
| 2020-02-12 | 21682290.00 | ND |
| 2020-04-09 | 22039231.00 | ND |
| 2020-07-09 | 22623457.00 | ND |
| 2020-10-06 | 23198011.00 | ND |
| 2021-01-08 | 23727854.00 | ND |
| 2021-04-06 | 24263164.00 | ND |
| 2021-08-12 | 25038901.00 | ND |
| 2021-10-13 | 25420767.00 | ND |
| 2022-01-06 | 25957927.00 | ND |
| 2022-04-06 | 26479729.00 | ND |
| 2022-07-13 | 27053551.00 | ND |
| 2022-10-05 | 27656717.00 | ND |
| 2023-01-05 | 28187420.00 | ND |
| 2023-04-05 | 28718752.00 | ND |
| 2023-07-06 | 29317588.00 | ND |
| 2023-10-05 | 29901733.00 | ND |