| Lough Oughter | |
|---|---|
| Loch Uachtair (Irish) | |
 View from Killykeen | |
  Location in Ireland | |
| Location | County Cavan |
| Coordinates | 54°01′01″N 7°23′18″W / 54.01694°N 7.38833°W |
| Type | Eutrophic Glacial lake between drumlins. |
| Primary inflows | Various springs and streams |
| Primary outflows | River Erne Atlantic Ocean, Ballyshannon |
| Basin countries | Ireland |
| Designation | Ornithological, botanical, zoological interest |
| Max. length | 12 km (7.5 mi) |
| Max. width | 10 km (6.2 mi) |
| Surface area | 8,931 ha (22,070 acres) |
| Frozen | Winter of 2010/2011 |
| Designated | 7 June 1996 |
| Reference no. | 853[1] |
Lough Oughter (Irish: Loch Uachtair)[2] is a lake, or complex of lakes, in County Cavan covering more than 8,900 hectares (22,000 acres). The complex of lakes lies on the River Erne, and forms the southern part of the Lough Erne complex. The lakes are bounded roughly by Belturbet in the north, Cavan town to the east, Crossdoney to the south and Killeshandra to the west.
- ^ "Ramsar Sites Information Service - Lough Oughter". rsis.ramsar.org. Retrieved 25 April 2018.
- ^ "Loch Uachtair/Lough Oughter". Placenames Database of Ireland (logainm.ie). Government of Ireland - Department of Arts, Heritage and the Gaeltacht and Dublin City University. Retrieved 31 January 2020.