1,1,1,2-Tetrachloroethane
Northampton Bucks County Municipal Authority
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
71
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 | ND | 23 | 0 | ND |
| 2015 | ND | 15 | 0 | ND |
| 2016 | ND | 11 | 0 | ND |
| 2017 | ND | 21 | 0 | ND |
| 2018 | ND | 1 | 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 |
|---|---|---|
| 2014-02-25 | L4951922-1 | ND |
| 2014-02-25 | L4951918-1 | ND |
| 2014-05-20 | L4690565-1 | ND |
| 2014-05-20 | L4799412-1 | ND |
| 2014-07-17 | L5163463-5 | ND |
| 2014-07-17 | L5163463-15 | ND |
| 2014-07-17 | L5163463-14 | ND |
| 2014-07-17 | L5163463-13 | ND |
| 2014-07-17 | L5163463-1 | ND |
| 2014-07-17 | L5163463-6 | ND |
| 2014-07-17 | L5163463-12 | ND |
| 2014-07-17 | L5163463-10 | ND |
| 2014-07-17 | L5163463-11 | ND |
| 2014-07-17 | L5163463-9 | ND |
| 2014-07-17 | L5163463-8 | ND |
| 2014-07-17 | L5163463-7 | ND |
| 2014-07-17 | L5163463-4 | ND |
| 2014-07-17 | L5163463-3 | ND |
| 2014-07-17 | L5163463-2 | ND |
| 2014-08-15 | L4460454-1 | ND |
| 2014-08-15 | L4359849-1 | ND |
| 2014-12-04 | L5352436-1 | ND |
| 2014-12-04 | L5352437-1 | ND |
| 2015-02-10 | 12390493 | ND |
| 2015-02-10 | 12390439 | ND |
| 2015-05-11 | 12738441 | ND |
| 2015-05-11 | 12738495 | ND |
| 2015-07-09 | 13859438 | ND |
| 2015-07-09 | 13859330 | ND |
| 2015-07-09 | 13859384 | ND |
| 2015-08-19 | 13123891 | ND |
| 2015-08-19 | 13123837 | ND |
| 2015-08-28 | 13124412 | ND |
| 2015-11-20 | 13503377 | ND |
| 2015-11-20 | 13503431 | ND |
| 2015-11-20 | 13503485 | ND |
| 2015-11-20 | 13503539 | ND |
| 2015-11-20 | 13503593 | ND |
| 2016-02-23 | 13975166 | ND |
| 2016-02-23 | 13975007 | ND |
| 2016-02-23 | 13974954 | ND |
| 2016-02-23 | 13975060 | ND |
| 2016-02-23 | 13975113 | ND |
| 2016-05-24 | 14237914 | ND |
| 2016-07-21 | 14555673 | ND |
| 2016-07-21 | 14555621 | ND |
| 2016-07-21 | 14555777 | ND |
| 2016-07-21 | 14555725 | ND |
| 2016-08-30 | 14892517 | ND |
| 2017-02-27 | 15644181 | ND |
| 2017-06-07 | 16243970 | ND |
| 2017-08-01 | 16552089 | ND |
| 2017-08-01 | 16551985 | ND |
| 2017-08-01 | 16552037 | ND |
| 2017-08-01 | 16552141 | ND |
| 2017-08-01 | 16551777 | ND |
| 2017-08-01 | 16551933 | ND |
| 2017-08-01 | 16551881 | ND |
| 2017-08-01 | 16551829 | ND |
| 2017-08-17 | 16553219 | ND |
| 2017-08-17 | 16553271 | ND |
| 2017-08-17 | 16553167 | ND |
| 2017-08-17 | 16553115 | ND |
| 2017-08-17 | 16553063 | ND |
| 2017-08-17 | 16553011 | ND |
| 2017-08-24 | 16552931 | ND |
| 2017-08-24 | 16552827 | ND |
| 2017-08-24 | 16552775 | ND |
| 2017-08-24 | 16552723 | ND |
| 2017-08-24 | 16552879 | ND |
| 2018-01-29 | L6996345-1 | ND |