Keeraunnageeragh mountain info maps weather Keeraunnageeragh is the 11300th highest peak in the British Isles and the 1066th tallest in Ireland Also known as Derroura Elevation 305.0 m (1001 ft) Prominence 262.0 m (859 ft) Category Marilyn Hill / mountain range South Connemara Nearest town OS map sheets OSi50: 045 (Galway)