River Dodder | |
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Dodder through Rathgar
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Native name | An Dothra |
Basin features | |
Main source |
Kippure Mountain, County Dublin 763 m (2,503 ft) |
River mouth | Dublin Docklands, ultimately Dublin Bay (River Liffey) |
River system | River Liffey |
Basin size | 120.8 km2 (46.6 sq mi) |
Tributaries |
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Physical characteristics | |
Length | 26 kilometres (16 mi) |
The River Dodder (Irish: An Dothra) is one of the three main rivers in Dublin, Ireland, the others being the Liffey, of which the Dodder is the largest tributary, and the Tolka.
The Dodder rises on the northern slopes of Kippure in the Wicklow Mountains, and is formed from several streams. The headwaters flow from Kippure Ridge, and include, and are often mapped solely as, Tromanallison (Allison's Brook), which is then joined by Mareen's Brook, including the Cataract of the Brown Rowan, and then the combined flow meeting the Cot and Slade Brooks.
In the river's valley at Glenasmole are the two Bohernabreena Reservoirs, a major part of the Dublin water supply system.
The Dodder is 26 kilometres (16 mi) long. It passes the Dublin suburbs of Tallaght and then Firhouse, travels through Rathfarnham, Templeogue, Rathgar, Milltown, Clonskeagh, Donnybrook, and Ballsbridge, and enters the Liffey near Ringsend, along with the Grand Canal, at Grand Canal Dock.
There is a weir just above the bridge at Ballsbridge and the river becomes tidal roughly where the bridge at Lansdowne Road crosses it. The Dodder and the River Tolka are Dublin's second largest rivers, after the Liffey.
The Dodder's main tributaries after Glenasmole, in and prior to which many streams join, are the Jobstown (or Tallaght) Stream, the Owendoher River and its tributary the Whitechurch Stream, the Little Dargle River (with Castle Stream and other tributaries), the Slang or Dundrum River, the Swan River (or Water), and the small Muckross Stream.