1,1-Dichloroethylene
Northampton Bucks County Municipal Authority
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
93
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 | 11 | 0 | ND |
| 2019 | ND | 12 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EPA Maximum Contaminant
Level (MCL) 7 ppb
The legal limit for 1,1-dichloroethylene, established in 1987, was based on a toxicity study conducted in laboratory animals in the 1980s.
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 | L5163463-2 | ND |
| 2014-07-17 | L5163463-1 | ND |
| 2014-07-17 | L5163463-13 | ND |
| 2014-07-17 | L5163463-15 | ND |
| 2014-07-17 | L5163463-14 | 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 | L5163463-5 | ND |
| 2014-08-15 | L4460454-1 | ND |
| 2014-08-15 | L4359849-1 | ND |
| 2014-12-04 | L5352437-1 | ND |
| 2014-12-04 | L5352436-1 | ND |
| 2015-02-10 | 12390430 | ND |
| 2015-02-10 | 12390484 | ND |
| 2015-05-11 | 12738486 | ND |
| 2015-05-11 | 12738432 | ND |
| 2015-07-09 | 13859375 | ND |
| 2015-07-09 | 13859321 | ND |
| 2015-07-09 | 13859429 | ND |
| 2015-08-19 | 13123828 | ND |
| 2015-08-19 | 13123882 | ND |
| 2015-08-28 | 13124403 | ND |
| 2015-11-20 | 13503530 | ND |
| 2015-11-20 | 13503584 | ND |
| 2015-11-20 | 13503476 | ND |
| 2015-11-20 | 13503422 | ND |
| 2015-11-20 | 13503368 | ND |
| 2016-02-23 | 13975157 | ND |
| 2016-02-23 | 13975104 | ND |
| 2016-02-23 | 13975051 | ND |
| 2016-02-23 | 13974998 | ND |
| 2016-02-23 | 13974945 | ND |
| 2016-05-24 | 14237905 | ND |
| 2016-07-21 | 14555716 | ND |
| 2016-07-21 | 14555768 | ND |
| 2016-07-21 | 14555664 | ND |
| 2016-07-21 | 14555612 | ND |
| 2016-08-30 | 14892508 | ND |
| 2017-02-27 | 15644172 | ND |
| 2017-06-07 | 16243961 | ND |
| 2017-08-01 | 16551924 | ND |
| 2017-08-01 | 16551976 | ND |
| 2017-08-01 | 16552080 | ND |
| 2017-08-01 | 16551768 | ND |
| 2017-08-01 | 16551820 | ND |
| 2017-08-01 | 16551872 | ND |
| 2017-08-01 | 16552028 | ND |
| 2017-08-01 | 16552132 | ND |
| 2017-08-17 | 16553158 | ND |
| 2017-08-17 | 16553002 | ND |
| 2017-08-17 | 16553262 | ND |
| 2017-08-17 | 16553054 | ND |
| 2017-08-17 | 16553106 | ND |
| 2017-08-17 | 16553210 | ND |
| 2017-08-24 | 16552818 | ND |
| 2017-08-24 | 16552870 | ND |
| 2017-08-24 | 16552714 | ND |
| 2017-08-24 | 16552922 | ND |
| 2017-08-24 | 16552766 | ND |
| 2018-01-29 | L6996345-1 | ND |
| 2018-05-22 | 8013250-02 | ND |
| 2018-05-22 | 8013250-01 | ND |
| 2018-07-23 | 8019104-04 | ND |
| 2018-07-23 | 8019104-03 | ND |
| 2018-07-23 | 8019104-02 | ND |
| 2018-07-23 | 8019104-01 | ND |
| 2018-08-27 | 8024440-05 | ND |
| 2018-08-27 | 8024440-01 | ND |
| 2018-11-20 | 8028289-05RE | ND |
| 2018-11-20 | 8028289-01 | ND |
| 2019-02-26 | 9006185-05 | ND |
| 2019-02-26 | 9006185-01 | ND |
| 2019-04-29 | 9009352-01 | ND |
| 2019-04-29 | 9010209-01 | ND |
| 2019-04-29 | 9010209-04 | ND |
| 2019-04-29 | 9010209-02 | ND |
| 2019-04-29 | 9010209-03 | ND |
| 2019-04-29 | 9009352-05 | ND |
| 2019-07-17 | 9021348-01 | ND |
| 2019-07-17 | 9021348-05 | ND |
| 2019-10-08 | 9034544-05 | ND |
| 2019-10-08 | 9034544-01 | ND |