Germanium
Waltham Water Department (MWRA)
NOTE: Waltham Water Department (MWRA) purchases water from Massachusetts Water Resources Authority (MWRA) which is required to test for germanium. Sample information shown below was taken by Massachusetts Water Resources Authority (MWRA).
Germanium is a naturally occuring element used as a component in semiconductors and fiber optics. Excessive exposures to germanium may harm the kidneys.
0
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 | ND | 4 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
NOTE: Waltham Water Department (MWRA) purchases water from Massachusetts Water Resources Authority (MWRA) which is required to test for germanium. Sample information shown below was taken by Massachusetts Water Resources Authority (MWRA).
| Date | Result |
|---|