The River Petteril is a river

River

A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...

 running through the English

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

 county

County

A county is a jurisdiction of local government in certain modern nations. Historically in mainland Europe, the original French term, comté, and its equivalents in other languages denoted a jurisdiction under the sovereignty of a count A county is a jurisdiction of local government in certain...

 of Cumbria

Cumbria

Cumbria , is a non-metropolitan county in North West England. The county and Cumbria County Council, its local authority, came into existence in 1974 after the passage of the Local Government Act 1972. Cumbria's largest settlement and county town is Carlisle. It consists of six districts, and in...

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The source of the Petteril is near Penruddock

Penruddock

Penruddock is a small village in Cumbria, England, a few miles to the west of Penrith. It forms part of the civil parish of Hutton.-History:The name Penruddock is Cumbric. With both red soil and red sandstone in the area to the south, the word Penruddock is likely derived from the word Pen and a...

 and Motherby, from where the young river runs northeast through Greystoke

Greystoke

Greystoke may refer to:* Greystoke, Cumbria, a village and civil parish in Cumbria, England** Greystoke Castle in this village* Greystoke Park, an area of Newcastle upon Tyne, England* Greystoke Park, a modern housing development in Penrith, England...

, Blencow and Newton Reigny, before passing under the M6 motorway

M6 motorway

The M6 motorway runs from junction 19 of the M1 at the Catthorpe Interchange, near Rugby via Birmingham then heads north, passing Stoke-on-Trent, Manchester, Preston, Carlisle and terminating at the Gretna junction . Here, just short of the Scottish border it becomes the A74 which continues to...

, after which the river turns north, and the motorway roughly follows the course of the river towards Carlisle.

Having reached Carlisle, the Petteril runs a course through the south east of Carlisle, dividing the suburbs of Harraby, Upperby and Botcherby before joining the River Eden

River Eden, Cumbria

The River Eden is a river that flows through Cumbria, England on its way to the Solway Firth.-Course of river:The Eden rises in Black Fell Moss, Mallerstang, on the high ground between High Seat, Yorkshire Dales and Hugh Seat. Here it forms the boundary between the counties of Cumbria and North...

 on its journey to the Solway Firth

Solway Firth

The Solway Firth is a firth that forms part of the border between England and Scotland, between Cumbria and Dumfries and Galloway. It stretches from St Bees Head, just south of Whitehaven in Cumbria, to the Mull of Galloway, on the western end of Dumfries and Galloway. The Isle of Man is also very...

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