Trace Elements 2
| Parameter Name | Units of Measurement | Watstore Code |
| Nickel, Dissolved | Micrograms/Liter as Ni | 01065 |
| Chromium, Dissolved | Micrograms/Liter as Cr | 01030 |
| Aluminum, Dissolved | Micrograms/Liter as Al | 01106 |
| Selenium, Dissolved | Micrograms/Liter as Se | 01145 |
| Iron, Dissolved | Micrograms/Liter as Fe | 01046 |