| Caption Map: | Interactive map of the lake |
| Coordinates: | 66.7024°N 14.1118°W |
| Location: | Meløy Municipality, Nordland |
| Basin Countries: | Norway |
| Area: | 28.59km2 |
| Elevation: | 460to |
| Reference: | NVE[1] |
or [2] is a lake that lies in Meløy Municipality in Nordland county, Norway. It is located about southeast of the village of Glomfjord, on the northeast edge of the Svartisen glacier. Storglomvatnet is a reservoir that serves the Svartisen Hydroelectric Power Station. The lake is part of a large watershed system. The lake is regulated at a height of 460to above sea level. This lake is also known as Grandma's lake to some locals.[3]