Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

trans-1,2-Dichloroethylene

Smyrna 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.

 

61

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013ND30ND
2014ND70ND
2015ND160ND
2016ND190ND
2017ND160ND

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
2013-11-20S505052ND
2013-11-20S505051ND
2013-11-20S536645ND
2014-08-27S575447ND
2014-08-27S575446ND
2014-08-27S575442ND
2014-12-04S590000ND
2014-12-04S589999ND
2014-12-04S590001ND
2014-12-04S590002ND
2015-03-31S614668ND
2015-03-31S614667ND
2015-03-31S614666ND
2015-03-31S614665ND
2015-06-30S637161ND
2015-06-30S637158ND
2015-06-30S637159ND
2015-06-30S637160ND
2015-09-30S637282ND
2015-09-30S637281ND
2015-09-30S637280ND
2015-09-30S637279ND
2015-12-21S628966ND
2015-12-21S628967ND
2015-12-21S628968ND
2015-12-21S628969ND
2016-03-31S677079ND
2016-03-31S677078ND
2016-03-31S677077ND
2016-03-31S677076ND
2016-06-29S679276ND
2016-06-29S679275ND
2016-06-29S679274ND
2016-06-29S679273ND
2016-09-29S694841ND
2016-09-29S694840ND
2016-09-29S694839ND
2016-09-29S694838ND
2016-10-11S719480ND
2016-10-11S719481ND
2016-10-11S719482ND
2016-12-14S719729ND
2016-12-14S719728ND
2016-12-14S719727ND
2016-12-14S719726ND
2017-03-30S6720621ND
2017-03-30S720620ND
2017-03-30S720622ND
2017-03-30S720623ND
2017-06-28S738586ND
2017-06-28S738585ND
2017-06-28S738584ND
2017-06-28S738583ND
2017-09-27S760209ND
2017-09-27S760211ND
2017-09-27S760213ND
2017-09-27S760215ND
2017-12-19S782078ND
2017-12-19S782076ND
2017-12-19S782074ND
2017-12-19S782072ND