1,1-Dichloroethylene
City of Walterboro
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
12
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 | N/A | 0 | 0 | N/A |
| 2016 | ND | 12 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2016-07-19 | AD79219 | ND |
| 2016-07-19 | AD79224 | ND |
| 2016-07-19 | AD79225 | ND |
| 2016-07-26 | AD79535 | ND |
| 2016-07-26 | AD79534 | ND |
| 2016-07-26 | AD79536 | ND |
| 2016-07-26 | AD79537 | ND |
| 2016-07-28 | AD79820 | ND |
| 2016-07-28 | AD79821 | ND |
| 2016-07-28 | AD79822 | ND |
| 2016-07-28 | AD79823 | ND |
| 2016-08-10 | AD80559 | ND |