1,1,1,2-Tetrachloroethane
North Saint Paul
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
13
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 | 4 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 5 | 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 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 |
---|---|---|
2015-05-05 | 15E0221-02 | ND |
2015-05-05 | 15E0221-03 | ND |
2015-05-05 | 15E0230-01 | ND |
2015-09-02 | 15I0124-03 | ND |
2016-08-04 | 3513311 | ND |
2016-08-04 | 3513389 | ND |
2016-08-04 | 3513401 | ND |
2016-08-04 | 3513491 | ND |
2018-04-11 | 18D0458-01 | ND |
2018-04-11 | 18D0458-02 | ND |
2018-04-11 | 18D0458-03 | ND |
2018-04-11 | 18D0458-04 | ND |
2018-04-11 | 18D0461-01 | ND |