trans-1,2-Dichloroethylene
Parsippany-Troy Hills Water Department
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 | ND | 26 | 0 | ND |
2015 | ND | 24 | 0 | ND |
2016 | ND | 26 | 0 | ND |
2017 | ND | 31 | 0 | ND |
2018 | ND | 7 | 0 | ND |
2019 | ND | 6 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 60 ppb
The EWG Health Guideline of 60 ppb for trans-1,2-dichloroethylene was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to internal organs.
EPA Maximum Contaminant
Level (MCL) 100 ppb
The legal limit for trans-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 |
---|---|---|
2014-03-06 | 340307105 | ND |
2014-03-06 | 340307106 | ND |
2014-06-03 | 340606102 | ND |
2014-06-25 | 4060811-01 | ND |
2014-07-10 | 4070305-01 | ND |
2014-07-23 | 4070731-01 | ND |
2014-08-06 | 4080175-01 | ND |
2014-08-18 | 4080685-01 | ND |
2014-09-03 | 380907179 | ND |
2014-09-03 | 4090040-01 | ND |
2014-09-17 | 340919074.2 | ND |
2014-09-17 | 340919075.2 | ND |
2014-09-17 | 340919076.2 | ND |
2014-09-17 | 340919077.2 | ND |
2014-09-17 | 340919078.2 | ND |
2014-09-17 | 340919069.2 | ND |
2014-09-17 | 340919070.2 | ND |
2014-09-17 | 340919071.2 | ND |
2014-09-17 | 340919072.2 | ND |
2014-09-17 | 340919073.2 | ND |
2014-09-17 | 340919080.2 | ND |
2014-09-17 | 340919079.2 | ND |
2014-10-08 | 4100262-01 | ND |
2014-10-28 | 4100821-01 | ND |
2014-11-13 | 4110375-01 | ND |
2014-12-02 | 341205123 | ND |
2015-03-03 | 350306069 | ND |
2015-03-03 | 350306070 | ND |
2015-06-03 | 5060094-01 | ND |
2015-06-03 | 350605148 | ND |
2015-06-23 | 5060710-01 | ND |
2015-07-08 | 5070229-01 | ND |
2015-07-21 | 5070629-01 | ND |
2015-08-05 | 5080121-01 | ND |
2015-08-19 | 5080557-01 | ND |
2015-09-15 | 5090464-01 | ND |
2015-09-16 | 350918112.1 | ND |
2015-09-16 | 350918114.1 | ND |
2015-09-16 | 350918115 | ND |
2015-09-16 | 350918123.1 | ND |
2015-09-16 | 350918117.1 | ND |
2015-09-16 | 350918118.1 | ND |
2015-09-16 | 350918119.1 | ND |
2015-09-16 | 350918120.1 | ND |
2015-09-16 | 350918122.1 | ND |
2015-09-16 | 350918121.1 | ND |
2015-09-29 | 5090843-01 | ND |
2015-10-14 | 5100426-01 | ND |
2015-12-04 | 351207124 | ND |
2015-12-04 | 351207123 | ND |
2016-03-04 | 360307083 | ND |
2016-03-04 | 360307085 | ND |
2016-03-04 | 360307084 | ND |
2016-05-31 | 6050923-01 | ND |
2016-06-06 | 360608136 | ND |
2016-06-06 | 360608138 | ND |
2016-06-06 | 360608137 | ND |
2016-06-14 | 6060432-01 | ND |
2016-06-29 | 6060884-01 | ND |
2016-07-13 | 6070332-01 | ND |
2016-07-27 | 6070758-01 | ND |
2016-08-09 | 6080292-01 | ND |
2016-08-25 | 6080838-01 | ND |
2016-09-06 | 360908063.1 | ND |
2016-09-06 | 360908065.1 | ND |
2016-09-06 | 360908066 | ND |
2016-09-06 | 360908056.1 | ND |
2016-09-06 | 360908059.1 | ND |
2016-09-06 | 360908061.1 | ND |
2016-09-06 | 360908060.1 | ND |
2016-09-07 | 6090151-01 | ND |
2016-09-07 | 360908058.1 | ND |
2016-09-16 | 360908057.1 | ND |
2016-09-21 | 6090572-01 | ND |
2016-11-29 | 361207095 | ND |
2016-11-29 | 361207094 | ND |
2017-03-06 | 370308159 | ND |
2017-03-06 | 370308161 | ND |
2017-03-06 | 370308160 | ND |
2017-05-03 | 370505115 | ND |
2017-05-09 | 7050334-01 | ND |
2017-05-30 | 7050975-01 | ND |
2017-06-06 | 370608221 | ND |
2017-06-06 | 370608222 | ND |
2017-06-07 | 7060216-01 | ND |
2017-06-20 | 7060671-01 | ND |
2017-07-05 | 7070036-01 | ND |
2017-07-18 | 7070482-01 | ND |
2017-08-02 | 7080079-01 | ND |
2017-08-16 | 7080601-01 | ND |
2017-08-30 | 7081068-01 | ND |
2017-09-12 | 7090315-01 | ND |
2017-09-13 | 370915020.4 | ND |
2017-09-13 | 370915022.4 | ND |
2017-09-13 | 370915023.3 | ND |
2017-09-13 | 370915024.4 | ND |
2017-09-13 | 370915025.4 | ND |
2017-09-13 | 370915026.4 | ND |
2017-09-13 | 370915027.4 | ND |
2017-09-13 | 370915028.4 | ND |
2017-09-13 | 370915029.4 | ND |
2017-09-13 | 370915030.4 | ND |
2017-09-13 | 370915031 | ND |
2017-09-27 | 7090853-01 | ND |
2017-10-11 | 7100316-01 | ND |
2017-10-25 | 7100777-01 | ND |
2017-12-06 | 371207189 | ND |
2018-03-06 | 380308136 | ND |
2018-03-06 | 380308137 | ND |
2018-06-05 | 380607198 | ND |
2018-09-04 | 380907181A | ND |
2018-09-05 | 380907180A | ND |
2018-10-16 | 381019051 | ND |
2018-10-16 | 381019052 | ND |
2019-03-06 | 390307139 | ND |
2019-06-12 | 390613033 | ND |
2019-09-05 | 390906123.1 | ND |
2019-09-05 | 390906125.1 | ND |
2019-09-05 | 390906124.1 | ND |
2019-12-04 | 391205133 | ND |