cis-1,2-Dichloroethylene
Emmaus Borough Public Water
1,2-Dichloroethylene, a neurotoxic solvent, exists in two different forms: trans-1,2-dichloroethylene and cis-1,2-dichloroethylene. A mixture of the two forms is used to manufacture other solvents and chemical products.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | 0.250 ppb | 20 | 5 | ND - 2.20 ppb |
2015 | 0.300 ppb | 20 | 6 | ND - 1.90 ppb |
2016 | 0.300 ppb | 20 | 6 | ND - 1.40 ppb |
2017 | 0.315 ppb | 20 | 6 | ND - 1.60 ppb |
2018 | ND | 13 | 0 | ND |
2019 | ND | 14 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EPA Maximum Contaminant
Level (MCL) 70 ppb
The legal limit for cis-1,2-dichloroethylene, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1980s.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-02-26 | 140008220 | 2.20 ppb |
2014-02-26 | 140008221 | 0.700 ppb |
2014-02-26 | 140008222 | 0.700 ppb |
2014-02-26 | 140008223 | ND |
2014-02-26 | 140008217 | ND |
2014-02-26 | 140008218 | ND |
2014-02-26 | 140008219 | ND |
2014-02-26 | 140008216 | ND |
2014-05-27 | 140021794 | 0.600 ppb |
2014-05-27 | 140021791 | ND |
2014-05-27 | 140021792 | ND |
2014-05-27 | 140021790 | ND |
2014-08-28 | 140038937 | ND |
2014-08-28 | 140038934 | ND |
2014-08-28 | 140038935 | ND |
2014-08-28 | 140038933 | ND |
2014-11-25 | 140053580 | 0.800 ppb |
2014-11-25 | 140053577 | ND |
2014-11-25 | 140053578 | ND |
2014-11-25 | 140053576 | ND |
2015-02-24 | 12434969 | 1.90 ppb |
2015-02-24 | 12434991 | 1.10 ppb |
2015-02-24 | 12435012 | 0.700 ppb |
2015-02-24 | 12435033 | ND |
2015-02-24 | 12434903 | ND |
2015-02-24 | 12434924 | ND |
2015-02-24 | 12434946 | ND |
2015-02-24 | 12434882 | ND |
2015-05-27 | 12788703 | 0.700 ppb |
2015-05-27 | 12788665 | ND |
2015-05-27 | 12788687 | ND |
2015-05-27 | 12788644 | ND |
2015-08-26 | 13301777 | 0.800 ppb |
2015-08-26 | 13301731 | ND |
2015-08-26 | 13301752 | ND |
2015-08-26 | 13301710 | ND |
2015-11-23 | 13548699 | 0.800 ppb |
2015-11-23 | 13548563 | ND |
2015-11-23 | 13548586 | ND |
2015-11-23 | 13548542 | ND |
2016-03-07 | 14020479 | 1.40 ppb |
2016-03-07 | 14020501 | 1.10 ppb |
2016-03-07 | 14020522 | 0.700 ppb |
2016-03-07 | 14020543 | ND |
2016-03-07 | 14020412 | ND |
2016-03-07 | 14020433 | ND |
2016-03-07 | 14020454 | ND |
2016-03-07 | 14020391 | ND |
2016-05-24 | 14296585 | 0.900 ppb |
2016-05-24 | 14296568 | ND |
2016-05-24 | 14618842 | ND |
2016-05-24 | 14296544 | ND |
2016-08-30 | 14785484 | 0.900 ppb |
2016-08-30 | 14785441 | ND |
2016-08-30 | 14785458 | ND |
2016-08-30 | 14785423 | ND |
2016-11-17 | 15267415 | 1.000 ppb |
2016-11-17 | 15267378 | ND |
2016-11-17 | 15267384 | ND |
2016-11-17 | 15267344 | ND |
2017-03-07 | 15836014 | 1.60 ppb |
2017-03-07 | 15836013 | 1.000 ppb |
2017-03-07 | 15836012 | 0.800 ppb |
2017-03-07 | 15836011 | ND |
2017-03-07 | 15836007 | ND |
2017-03-07 | 15836008 | ND |
2017-03-07 | 15836009 | ND |
2017-03-07 | 15836010 | ND |
2017-05-24 | 16142574 | 0.900 ppb |
2017-05-24 | 16142571 | ND |
2017-05-24 | 16142572 | ND |
2017-05-24 | 16142573 | ND |
2017-08-31 | 16612289 | 1.000 ppb |
2017-08-31 | 16612286 | ND |
2017-08-31 | 16612287 | ND |
2017-08-31 | 16612288 | ND |
2017-11-09 | 17345741 | 1.000 ppb |
2017-11-09 | 17345738 | ND |
2017-11-09 | 17345739 | ND |
2017-11-09 | 17345740 | ND |
2018-03-08 | 8003525-02 | ND |
2018-03-08 | 8003525-03 | ND |
2018-03-08 | 8003525-04 | ND |
2018-03-08 | 8003525-01 | ND |
2018-05-01 | 8001201-01 | ND |
2018-05-01 | 8001201-02 | ND |
2018-05-01 | 8001201-03 | ND |
2018-08-03 | 8003166-01 | ND |
2018-08-03 | 8003166-02 | ND |
2018-08-03 | 8003166-03 | ND |
2018-11-01 | 8030989-01 | ND |
2018-11-01 | 8030989-02 | ND |
2018-11-01 | 8030989-03 | ND |
2019-02-11 | 9001168-02 | ND |
2019-02-11 | 9001168-03 | ND |
2019-02-11 | 9001168-04 | ND |
2019-02-11 | 9001168-01 | ND |
2019-04-18 | 9009850-01 | ND |
2019-04-18 | 9009850-02 | ND |
2019-04-18 | 9009850-03 | ND |
2019-07-18 | 9020517-01RE | ND |
2019-07-18 | 9020517-02RE | ND |
2019-07-18 | 9020517-03RE | ND |
2019-11-04 | 9035700-01 | ND |
2019-11-04 | 9035700-02 | ND |
2019-11-04 | 9035700-03 | ND |
2019-11-04 | 9035700-05 | ND |