22'44'-Tetrachlorobiphenyl
Harris County Municipal Utility District 186
6
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 | 1 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-02-11 | AC42300 | ND |
| 2015-04-23 | AC89500 | ND |
| 2016-03-03 | AD27018 | ND |
| 2017-02-15 | AD70921 | ND |
| 2018-01-31 | AE11687 | ND |
| 2019-03-07 | AE57691 | ND |