1,1-Dichloroethylene
Idaho City Water Department
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
8
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 | N/A | 0 | 0 | N/A |
| 2019 | ND | 1 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 4 | 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 |
|---|---|---|
| 2019-12-27 | VE191200250-001 | ND |
| 2022-09-26 | VE220900730-002 | ND |
| 2022-09-26 | VE220900730-002 | ND |
| 2022-12-30 | VE221200327-001 | ND |
| 2023-03-30 | VE230300383-001 | ND |
| 2023-06-26 | VE230600712-002 | ND |
| 2023-06-26 | VE23060012-001 | ND |
| 2023-09-18 | VMDI0744-01 | ND |