1,1,1,2-Tetrachloroethane
Wiggin Farm Winterberry
NOTE: Wiggin Farm Winterberry purchases water from Aquarion Water - NH which is required to test for 1,1,1,2-tetrachloroethane. Sample information shown below was taken by Aquarion Water - NH.
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 1 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 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
NOTE: Wiggin Farm Winterberry purchases water from Aquarion Water - NH which is required to test for 1,1,1,2-tetrachloroethane. Sample information shown below was taken by Aquarion Water - NH.
| Date | Lab ID | Result |
|---|---|---|
| 2014-07-15 | 133675.02 | ND |
| 2014-07-15 | 133675.01 | ND |
| 2014-07-17 | 133762.01 | ND |
| 2014-07-17 | 133762.02 | ND |
| 2014-07-17 | 133762.03 | ND |
| 2014-07-17 | 133762.04 | ND |
| 2014-07-17 | 133762.05 | ND |
| 2014-08-11 | 134678.03 | ND |
| 2014-08-11 | 134678.02 | ND |
| 2014-08-11 | 134678.01 | ND |
| 2015-07-21 | 145972.01 | ND |
| 2015-07-21 | 145972.02 | ND |
| 2016-04-05 | 154457.02 | ND |
| 2016-07-26 | 158731.01 | ND |
| 2016-07-26 | 158731.02 | ND |
| 2016-07-26 | 158731.03 | ND |
| 2016-07-26 | 158731.04 | ND |
| 2016-07-27 | 158731.05 | ND |