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 | 2 | 0 | ND |
| 2020 | ND | 5 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 5 | 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 |
|---|---|---|
| 2018-03-22 | 37729_18-12300 | ND |
| 2018-05-22 | 37729_18-20490 | ND |
| 2018-09-27 | 37729_18-40770 | ND |
| 2018-12-19 | 37729_18-53145 | ND |
| 2019-06-13 | 35476102001_12710 | ND |
| 2019-08-26 | 35493638001_12710 | ND |
| 2020-03-19 | K0C0329-01VOCR | ND |
| 2020-05-14 | D0E1738-01VOCR | ND |
| 2020-09-16 | D0I2188-01VOCR | ND |
| 2020-09-16 | D0I2189-01VOCR | ND |
| 2020-12-28 | D0L2373-01VOCR | ND |
| 2021-03-11 | D1C1396-01VOCR | ND |
| 2021-06-16 | D1F1823-01VOCR | ND |
| 2021-08-25 | D1I0146-01VOCR | ND |
| 2021-11-17 | 35679541001_12710 | ND |
| 2022-03-22 | 35705843001_12710 | ND |
| 2022-05-16 | 35718628001_12710 | ND |
| 2022-09-28 | D2I3104-01VOCR | ND |
| 2022-11-28 | 35762785001_12710 | ND |
| 2022-11-28 | 35762787001_12710 | ND |
| 2023-03-21 | D3C2057-01VOCR | ND |
| 2023-06-19 | D3F2115-01VOCR | ND |
| 2023-08-23 | D3H3111-01VOCR | ND |
| 2023-11-15 | D3K1946-01VOCR | ND |