Germanium
Roane Central Utility District
NOTE: Roane Central Utility District purchases water from Rockwood Water System which is required to test for germanium. Sample information shown below was taken by Rockwood Water System.
Germanium is a naturally occuring element used as a component in semiconductors and fiber optics. Excessive exposures to germanium may harm the kidneys.
7
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 | ND | 6 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 7 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
NOTE: Roane Central Utility District purchases water from Rockwood Water System which is required to test for germanium. Sample information shown below was taken by Rockwood Water System.
| Date | Result |
|---|---|
| 2018-02-14 | ND |
| 2018-02-14 | ND |
| 2018-05-29 | ND |
| 2018-05-29 | ND |
| 2018-08-07 | ND |
| 2018-11-14 | ND |
| 2018-11-14 | ND |