Green Brook is a minor

river A river is a natural stream of fresh water that flows on land or inside Subterranean river, caves towards another body of water at a lower elevation, such as an ocean, lake, or another river. A river may run dry before reaching the end of ...

Lancashire Lancashire ( , ; abbreviated ''Lancs'') is a ceremonial county in North West England. It is bordered by Cumbria to the north, North Yorkshire and West Yorkshire to the east, Greater Manchester and Merseyside to the south, and the Irish Sea to ...

England England is a Countries of the United Kingdom, country that is part of the United Kingdom. It is located on the island of Great Britain, of which it covers about 62%, and List of islands of England, more than 100 smaller adjacent islands. It ...

. It is long, and including

tributaries A tributary, or an ''affluent'', is a stream or river that flows into a larger stream ('' main stem'' or ''"parent"''), river, or a lake. A tributary does not flow directly into a sea or ocean. Tributaries, and the main stem river into which the ...

, has the

catchment A drainage basin is an area of land in which all flowing surface water converges to a single point, such as a river mouth, or flows into another body of water, such as a lake or ocean. A basin is separated from adjacent basins by a perimeter, th ...

area of . Green Brook begins at the confluence of ''Hapton Clough'' and ''Habergham Clough'' in Spa Wood, next to the cemetery of

Burnley Burnley () is a town and the administrative centre of the wider Borough of Burnley in Lancashire, England, with a 2021 population of 78,266. It is north of Manchester and east of Preston, at the confluence of the River Calder and River B ...

. Hapton Clough is the product of ''Thorny Bank Clough'' and ''Tower Brook'', which meet near Old Barn Farm, in Hapton. While Habergham Clough begins at the confluence of New Barn Clough and Micklehurst Clough, near ''Iron House Farm'', in

Habergham Eaves Habergham Eaves is a civil parish in the borough of Burnley, in Lancashire, England. The parish consists of a rural area south of Burnley, and suburban areas on the outskirts of the town, including a large industrial estate in the north-west co ...

. From Spa Wood, Green Brook heads north, into one tunnel, which passes under the A679 Accrington Road, the

Leeds and Liverpool Canal The Leeds and Liverpool Canal is a canal in Northern England, linking the cities of Leeds and Liverpool. Over a distance of , crossing the Pennines, and including 91 locks on the main line. The Leeds and Liverpool Canal has several small branc ...

, the East Lancashire Railway Line, and the

M65 Motorway The M65 is a motorway between Preston, Lancashire, Preston and Colne in Lancashire, England. It runs from Bamber Bridge just south of Preston, through major junctions with the M6 motorway, M6 and M61 motorways, east past Darwen, Blackburn, Ac ...

, to emerge at ''Lowerhouse Lodges''. In Lowerhouse, it collects Sweet Clough, and turns west into

Padiham Padiham ( ) is a market town and civil parishes in England, civil parish on the River Calder, Lancashire, River Calder, in the Borough of Burnley in Lancashire, England, Lancashire, England. It is located north west of Burnley, and north ea ...

, where it collects Shaw Brook, and then continues northwest, flowing into the River Calder in the centre of the town.

References

Rivers of Lancashire Rivers of Burnley Calder catchment {{England-river-stub