The Aille River (Irish: Abhainn na hAille[1]) is a river in County Mayo, Ireland, flowing from the Partry Mountains to Lough Mask, and flows underground for part of its course.[2]

Aille River
Etymology	Irish for "cliff river"
Native name	Abhainn na hAille  (Irish)
Physical characteristics
Source
• location	Glenmask, Partry Mountains, County Mayo
Mouth
• location	Galway Bay via Lough Mask, Lough Corrib and River Corrib
• coordinates	53.776657°N 9.372744°W / 53.776657; -9.372744
Length	29.8 kilometres (18.5 mi)
Discharge
• average	15 m3/s (530 cu ft/s)

Course

The Aille River rises in the Partry Mountains 16 km (10 mi) south of Westport,[3] drains the northwest part of the Partry range and sinks underground at the Aille Caves. It continues as a subterranean river for 4 km (2.5 mi), resurging at Pollatoomary. It flows south to Cloon Lough, which feeds into Lough Mask.

See also

• Rivers of Ireland

References