1,1-Dichloroethylene
Lakehaven Utility District
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
23
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | ND | 7 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 10 | 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 |
|---|---|---|
| 2015-02-26 | 02520 | ND |
| 2015-09-22 | 15372 | ND |
| 2015-09-22 | 15372 | ND |
| 2015-09-22 | 15371 | ND |
| 2015-09-22 | 15371 | ND |
| 2015-09-22 | 15371 | ND |
| 2015-10-20 | 17144 | ND |
| 2016-06-07 | ND | |
| 2016-07-19 | ND | |
| 2018-05-15 | ND | |
| 2018-06-19 | ND | |
| 2018-07-10 | ND | |
| 2018-07-10 | ND | |
| 2019-06-05 | ND | |
| 2019-06-05 | ND | |
| 2019-06-12 | ND | |
| 2019-06-12 | ND | |
| 2019-07-23 | ND | |
| 2019-07-31 | ND | |
| 2019-08-27 | ND | |
| 2019-09-03 | ND | |
| 2019-09-04 | ND | |
| 2019-10-30 | ND |