1,1,1,2-Tetrachloroethane
City of Lemoore
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
15
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 | 2 | 0 | ND |
| 2019 | ND | 13 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EWG Health Guideline: 1 ppb
The EWG Health Guideline of 1 ppb for 1,1,1,2-tetrachloroethane was defined by the Environmental Protection Agency as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-02-06 | CA1610005_018_018-201802060740 | ND |
| 2018-05-24 | CA1610005_020_020-201805241002 | ND |
| 2019-05-14 | CA1610005_005_005-201905140935 | ND |
| 2019-05-14 | CA1610005_009_009-201905140955 | ND |
| 2019-05-14 | CA1610005_010_010-201905141015 | ND |
| 2019-05-14 | CA1610005_011_011-201905141045 | ND |
| 2019-10-19 | CA1610005_018_018-201910191105 | ND |
| 2019-10-24 | CA1610005_018_018-201910240940 | ND |
| 2019-11-12 | CA1610005_018_018-201911121000 | ND |
| 2019-11-14 | CA1610005_018_018-201911141020 | ND |
| 2019-11-20 | CA1610005_018_018-201911201245 | ND |
| 2019-12-07 | CA1610005_018_018-201912070820 | ND |
| 2019-12-13 | CA1610005_018_018-201912131300 | ND |
| 2019-12-20 | CA1610005_021_021-201912201000 | ND |
| 2019-12-20 | CA1610005_022_022-201912200930 | ND |