| Hvalvatn | |
|---|---|
.jpg) Aerial photograph of the region: Hvalvatn near Hvalfell and in front of Botnssúlur; air pollution caused by Bárðarbunga eruptions (October 2014) | |
  Hvalvatn | |
| Coordinates | 64°23′N 21°10′W / 64.383°N 21.167°W |
| Basin countries | Iceland |
| Surface area | 4.1 km2 (1.6 sq mi) |
| Max. depth | 180 m (590 ft) |
| Surface elevation | 378 m (1,240 ft) |
The lake Hvalvatn (Icelandic pronunciation: [ˈkʰvalˌvahtn̥] ) is situated east of Hvalfjörður in the western portion of Iceland. It lies to the east of the tuya Hvalfell [ˈkʰvalˌfɛtl̥]. The surface measures 4.1 km2 (1.6 sq mi), and its greatest depth is 180 m (590 ft).
Not far from Hvalvatn is Glymur, the second highest waterfall in the country. Hiking trails lead both to the lake and to the waterfall.