1,1,1,2-Tetrachloroethane
Myoma Dunes Mutual Water Company
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
10
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 1 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
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 |
---|---|---|
2014-11-17 | 4790-009-0914 | ND |
2015-11-23 | 4790-007-0930 | ND |
2015-11-23 | 4790-008-1102 | ND |
2016-11-14 | 4790-010-1043 | ND |
2016-11-14 | 4790-011-0800 | ND |
2017-11-13 | 4790-009-0815 | ND |
2018-11-19 | 4790-007-1011 | ND |
2018-11-19 | 4790-008-1033 | ND |
2019-11-18 | 4790-011-0951 | ND |
2019-11-22 | 4790-010-0939 | ND |