cis-1,2-Dichloroethylene
Saint Louis Park
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.
48
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 | 6.41 ppb | 7 | 6 | ND - 15.0 ppb |
| 2015 | 17.0 ppb | 4 | 4 | 16.0 ppb - 18.0 ppb |
| 2016 | 11.0 ppb | 16 | 14 | ND - 19.0 ppb |
| 2017 | 0.940 ppb | 10 | 7 | ND - 2.20 ppb |
| 2018 | 0.934 ppb | 5 | 4 | ND - 2.20 ppb |
| 2019 | 0.800 ppb | 6 | 3 | ND - 2.00 ppb |
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 |
|---|---|---|
| 2014-03-19 | 14C0829-02 | 0.400 ppb |
| 2014-03-19 | 14C0829-01 | 5.20 ppb |
| 2014-05-29 | 14E3054-02 | 3.00 ppb |
| 2014-05-29 | 14E3056-01 | ND |
| 2014-05-29 | 14E3054-01 | 9.30 ppb |
| 2014-08-26 | 14H2350-01 | 12.0 ppb |
| 2014-12-17 | 14L0719-01 | 15.0 ppb |
| 2015-03-30 | 15C1168-01 | 16.0 ppb |
| 2015-06-10 | 15F0705-01 | 17.0 ppb |
| 2015-09-24 | 15I1305-01 | 17.0 ppb |
| 2015-11-19 | 15K1031-01 | 18.0 ppb |
| 2016-01-14 | 16A0523-02 | 12.0 ppb |
| 2016-01-14 | 16A0523-01 | 19.0 ppb |
| 2016-01-14 | 16A0522-01 | 18.0 ppb |
| 2016-02-17 | 16B0917-01 | 19.0 ppb |
| 2016-02-17 | 16B0917-02 | ND |
| 2016-02-17 | 16B0917-03 | ND |
| 2016-02-17 | 16B0917-04 | 2.70 ppb |
| 2016-06-01 | 16F0030-01 | 16.0 ppb |
| 2016-06-01 | 16F0032-01 | 10.00 ppb |
| 2016-08-25 | 16H2589-01 | 16.0 ppb |
| 2016-08-25 | 16H2590-01 | 2.70 ppb |
| 2016-08-25 | 16H2593-01 | 9.00 ppb |
| 2016-11-08 | 16K0370-01 | 16.0 ppb |
| 2016-11-08 | 16K0369-01 | 2.60 ppb |
| 2016-12-05 | 16L0214-01 | 16.0 ppb |
| 2016-12-05 | 16L0214-02 | 17.0 ppb |
| 2017-01-05 | 17A0039-02 | 1.70 ppb |
| 2017-01-05 | 17A0040-01 | 0.400 ppb |
| 2017-04-11 | 17D0599-01 | 1.000 ppb |
| 2017-08-01 | 17H0064-01 | 0.900 ppb |
| 2017-08-01 | 17H0064-03 | 1.70 ppb |
| 2017-11-01 | 17K0062-02 | 1.50 ppb |
| 2017-11-01 | 17K0061-01 | ND |
| 2017-11-01 | 17K0060-01 | 2.20 ppb |
| 2017-11-01 | 17K0059-04 | ND |
| 2017-11-01 | 17K0059-01 | ND |
| 2018-01-19 | 18A0639-01 | ND |
| 2018-04-10 | 18D0389-01 | 0.470 ppb |
| 2018-07-12 | 18G0516-01 | 2.20 ppb |
| 2018-07-12 | 18G0518-01 | 1.000 ppb |
| 2018-10-17 | 18J0842-01 | 1.000 ppb |
| 2019-02-13 | 19B0557-01 | 1.40 ppb |
| 2019-05-16 | 19E1269-01 | ND |
| 2019-05-16 | 19E1270-01 | ND |
| 2019-05-21 | 19E1637-01 | 1.40 ppb |
| 2019-08-07 | 19H0616-01 | 2.00 ppb |
| 2019-10-29 | 19J1574-01 | ND |