1,1-Dichloroethylene
Sundance Addition
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
18
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 | 3 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 3 | 0 | ND |
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 |
|---|---|---|
| 2018-03-27 | Q1812580018 | ND |
| 2018-03-27 | Q1812580020 | ND |
| 2018-03-27 | Q1812580009 | ND |
| 2019-09-09 | Q1962975001 | ND |
| 2019-09-09 | Q1962975003 | ND |
| 2019-09-09 | Q1962975005 | ND |
| 2020-07-22 | Q2028870001 | ND |
| 2020-07-22 | Q2028870003 | ND |
| 2020-07-22 | Q2028870009 | ND |
| 2021-12-09 | Q2134714007 | ND |
| 2021-12-09 | Q2134714011 | ND |
| 2021-12-09 | Q2134714009 | ND |
| 2022-10-21 | Q2232010003 | ND |
| 2022-10-21 | Q2232010005 | ND |
| 2022-10-21 | Q2232010007 | ND |
| 2023-03-20 | Q2310440001 | ND |
| 2023-03-20 | Q2310440003 | ND |
| 2023-03-20 | Q2310440005 | ND |