1,1-Dichloroethylene
Southwest Milam Water Supply Corporation
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
16
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 |
|---|---|---|---|---|
| 2014 | ND | 2 | 0 | ND |
| 2015 | ND | 3 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | ND | 3 | 0 | ND |
| 2019 | ND | 2 | 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 |
|---|---|---|
| 2014-02-04 | AC41152 | ND |
| 2014-02-04 | AC41154 | ND |
| 2015-05-07 | AC91059 | ND |
| 2015-05-07 | AC91065 | ND |
| 2015-05-07 | AC91057 | ND |
| 2016-11-07 | AD56857 | ND |
| 2016-11-07 | AD56867 | ND |
| 2016-11-07 | AD56861 | ND |
| 2017-11-01 | AE03224 | ND |
| 2017-11-01 | AE03222 | ND |
| 2017-11-01 | AE03214 | ND |
| 2018-10-08 | AE42804 | ND |
| 2018-10-08 | AE42806 | ND |
| 2018-10-08 | AE42808 | ND |
| 2019-07-02 | AE73136 | ND |
| 2019-07-02 | AE73134 | ND |