Germanium
Mokena
NOTE: Mokena purchases water from Tinley Park which is required to test for germanium. Sample information shown below was taken by Tinley Park.
Germanium is a naturally occuring element used as a component in semiconductors and fiber optics. Excessive exposures to germanium may harm the kidneys.
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 |
|---|---|---|---|---|
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
NOTE: Mokena purchases water from Tinley Park which is required to test for germanium. Sample information shown below was taken by Tinley Park.
| Date | Lab ID | Result |
|---|---|---|
| 2019-12-11 | 47499701 | ND |
| 2019-12-11 | 47499801 | ND |
| 2020-03-10 | 48950001 | ND |
| 2020-03-10 | 48950101 | ND |
| 2020-06-04 | 50160701 | ND |
| 2020-06-04 | 50160801 | ND |
| 2020-09-10 | 51672301 | ND |
| 2020-09-10 | 51672401 | ND |