River Aire: Yorkshire's Major Waterway

River Aire: Source to Confluence

The River Aire is a 110-mile (177 km) river in Northern England, Yorkshire.

Course

• Source: Malham Tarn, on Pen-y-ghent's southern slopes, within Yorkshire Dales National Park.
• Flows through: Skipton, Keighley, Bingley, Saltaire (World Heritage Site), Bradford, Leeds, Castleford.
• Mouth: Joins the River Calder near Castleford to form the River Ouse, which flows to the Humber Estuary.

Significance

• Powered the Industrial Revolution's textile mills (Salts Mill at Saltaire).
• Leeds & Liverpool Canal parallels much of its course.
• Improved water quality in recent decades supports returning wildlife (otters, kingfishers, brown trout).