1,1,1,2-Tetrachloroethane
Friendship Distribution Water
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 2 | 0 | ND |
2016 | ND | 43 | 0 | ND |
2017 | ND | 76 | 0 | ND |
2018 | ND | 4 | 0 | ND |
2019 | ND | 4 | 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 | Result |
---|---|
2015-09-09 | ND |
2015-11-09 | ND |
2016-01-13 | ND |
2016-04-07 | ND |
2016-06-29 | ND |
2016-08-04 | ND |
2016-08-16 | ND |
2016-08-22 | ND |
2016-09-01 | ND |
2016-09-06 | ND |
2016-09-12 | ND |
2016-09-15 | ND |
2016-09-19 | ND |
2016-09-22 | ND |
2016-09-26 | ND |
2016-09-29 | ND |
2016-10-03 | ND |
2016-10-06 | ND |
2016-10-12 | ND |
2016-10-13 | ND |
2016-10-14 | ND |
2016-10-17 | ND |
2016-10-18 | ND |
2016-10-19 | ND |
2016-10-20 | ND |
2016-10-25 | ND |
2016-10-27 | ND |
2016-10-31 | ND |
2016-11-02 | ND |
2016-11-08 | ND |
2016-11-10 | ND |
2016-11-15 | ND |
2016-11-17 | ND |
2016-11-22 | ND |
2016-11-24 | ND |
2016-11-29 | ND |
2016-12-01 | ND |
2016-12-06 | ND |
2016-12-08 | ND |
2016-12-13 | ND |
2016-12-15 | ND |
2016-12-20 | ND |
2016-12-22 | ND |
2016-12-27 | ND |
2016-12-29 | ND |
2017-01-03 | ND |
2017-01-05 | ND |
2017-01-10 | ND |
2017-01-12 | ND |
2017-01-17 | ND |
2017-01-19 | ND |
2017-01-24 | ND |
2017-01-26 | ND |
2017-01-31 | ND |
2017-02-02 | ND |
2017-02-04 | ND |
2017-02-09 | ND |
2017-02-14 | ND |
2017-02-16 | ND |
2017-02-21 | ND |
2017-02-23 | ND |
2017-03-02 | ND |
2017-03-02 | ND |
2017-03-14 | ND |
2017-03-16 | ND |
2017-03-21 | ND |
2017-03-23 | ND |
2017-03-28 | ND |
2017-03-30 | ND |
2017-04-04 | ND |
2017-04-06 | ND |
2017-04-11 | ND |
2017-04-13 | ND |
2017-04-18 | ND |
2017-04-20 | ND |
2017-04-25 | ND |
2017-04-27 | ND |
2017-05-02 | ND |
2017-05-04 | ND |
2017-05-09 | ND |
2017-05-11 | ND |
2017-05-16 | ND |
2017-05-18 | ND |
2017-05-23 | ND |
2017-05-25 | ND |
2017-05-30 | ND |
2017-06-01 | ND |
2017-06-06 | ND |
2017-06-08 | ND |
2017-06-13 | ND |
2017-06-15 | ND |
2017-06-20 | ND |
2017-06-22 | ND |
2017-06-27 | ND |
2017-06-29 | ND |
2017-07-04 | ND |
2017-07-06 | ND |
2017-07-11 | ND |
2017-07-13 | ND |
2017-07-18 | ND |
2017-07-20 | ND |
2017-07-31 | ND |
2017-08-02 | ND |
2017-08-15 | ND |
2017-08-17 | ND |
2017-08-22 | ND |
2017-08-24 | ND |
2017-08-29 | ND |
2017-08-31 | ND |
2017-09-12 | ND |
2017-09-14 | ND |
2017-09-19 | ND |
2017-09-21 | ND |
2017-09-26 | ND |
2017-09-28 | ND |
2017-10-02 | ND |
2017-10-02 | ND |
2017-10-10 | ND |
2017-10-12 | ND |
2017-10-17 | ND |
2017-10-19 | ND |
2018-03-29 | ND |
2018-06-07 | ND |
2018-09-13 | ND |
2018-11-15 | ND |
2019-01-24 | ND |
2019-04-18 | ND |
2019-08-08 | ND |
2019-10-17 | ND |