1,1-Dichloroethylene
Jonesboro Water System
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
21
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 |
|---|---|---|---|---|
| 2018 | ND | 12 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 1 | 0 | ND |
| 2021 | ND | 5 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |
|---|---|---|
| 2018-03-05 | 35378990001 | ND |
| 2018-03-05 | 35378990001 | ND |
| 2018-08-20 | 35412727001 | ND |
| 2018-08-20 | 35412727002 | ND |
| 2018-08-20 | 35412727003 | ND |
| 2018-08-20 | 35412727004 | ND |
| 2018-08-20 | 35412727004 | ND |
| 2018-08-20 | 35412727003 | ND |
| 2018-08-20 | 35412727001 | ND |
| 2018-08-20 | 35412727002 | ND |
| 2018-08-27 | 35414189001 | ND |
| 2018-08-27 | 35414189001 | ND |
| 2019-10-22 | 35507148001 | ND |
| 2019-10-22 | 35507148001 | ND |
| 2020-09-08 | 35577115001 | ND |
| 2021-04-06 | 35623965001 | ND |
| 2021-04-06 | 35623965002 | ND |
| 2021-04-06 | 35623965003 | ND |
| 2021-04-06 | 35623965004 | ND |
| 2021-04-06 | 35623965005 | ND |
| 2022-11-28 | 35763114001 | ND |