1,1-Dichloroethylene
City of Coeur D Alene
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
20
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 | 7 | 0 | ND |
| 2015 | ND | 5 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 3 | 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 |
|---|---|---|
| 2014-01-27 | V012714130 | ND |
| 2014-05-13 | V150466 | ND |
| 2014-06-02 | V060214100 | ND |
| 2014-06-02 | V060214127 | ND |
| 2014-06-02 | V060214102 | ND |
| 2014-06-02 | V06021499 | ND |
| 2014-07-02 | V152097 | ND |
| 2015-01-16 | V158015 | ND |
| 2015-04-08 | V159924 | ND |
| 2015-06-08 | V161616 | ND |
| 2015-07-14 | V162588 | ND |
| 2015-10-01 | V165209 | ND |
| 2016-04-28 | V170589 | ND |
| 2016-05-03 | V170663 | ND |
| 2016-06-07 | V171695 | ND |
| 2017-07-06 | V183757 | ND |
| 2018-07-16 | V195339 | ND |
| 2019-05-29 | V204292 | ND |
| 2019-05-29 | V204289 | ND |
| 2019-06-03 | V204364 | ND |