1,1,2,2-Tetrachloroethane
Pine Valley Mutual Water Company
1,1,2,2-Tetrachloroethane is an industrial chemical which has been used as a metal degreaser, and in paint, paint removers, mothballs and pesticides. It damages the liver and nervous system, and may cause cancer.
11
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 |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 8 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 3 | 0 | ND |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 0.1 ppb
The EWG Health Guideline of 0.1 ppb for 1,1,2,2-tetrachloroethane was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2015-09-14 | 4790-004-1400 | ND |
2015-09-14 | 4790-007-1435 | ND |
2015-09-14 | 4790-009-1450 | ND |
2015-09-14 | 4790-010-1520 | ND |
2015-10-13 | 4790-001-1355 | ND |
2015-10-13 | 4790-003-1505 | ND |
2015-10-13 | 4790-005-1450 | ND |
2015-10-13 | 4790-006-1540 | ND |
2018-10-15 | 4790-001-0940 | ND |
2018-10-15 | 4790-009-1025 | ND |
2018-10-15 | 4790-010-0925 | ND |