It appeared to span around twenty miles from its west to east shoreline.
After the Return of the Ñoldor, Caranthir, the fourth son of Fëanor took up residence along Lake Helevorn's shorelines. During the Dagor Bragollach, Glaurung the dragon polluted and defiled its waters. The lake as well as Caranthir's domain was destroyed at the conclusion of the War of Wrath.
Portrayal in AdaptationsEdit
Translations around the WorldEdit
|Foreign Language||Translated name|
|Chinese (Hong Kong)||海萊沃恩湖|
|Lakes of Arda|
Bywater pool | Forbidden Pool | Gollum's lake | Great Lake | Kheled-zâram (Mirrormere) | Lake Evendim | Lake Helevorn | Lake Mithrim | Linaewen | Long Lake | Lórellin | Nen Hithoel | Nísinen | Tarn Aeluin