River Brosna | |
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![]() Old mill on the Brosna at Kilbeggan | |
Etymology | Possibly means "place of twigs"[1] |
Native name | An Bhrosnach (Irish) |
Location | |
Country | Ireland |
Physical characteristics | |
Source | |
• location | Near Mullingar, County Westmeath |
Mouth | River Shannon |
• location | Shannon Harbour |
Length | 79.26 kilometres (49.25 mi) |
Basin size | 1,248 km2 (482 sq mi) |
Discharge | |
• average | 5.13 m3/s (181 cu ft/s)[2] |
Basin features | |
River system | Shannon |
The River Brosna (Irish: An Bhrosnach) is a river within the Shannon River Basin in Ireland, flowing through County Westmeath and County Offaly.
The river rises in Lough Owel north of Mullingar[3] and is a tributary of the River Shannon. It meets the Shannon at Shannon Harbour.
The River Brosna is 49.25 miles (79 km) in length.[4]