The River Chor is a largely

culvert A culvert is a structure that channels water past an obstacle or to a subterranean waterway. Typically embedded so as to be surrounded by soil, a culvert may be made from a pipe, reinforced concrete or other material. In the United Kingdom ...

stream A stream is a continuous body of water, body of surface water Current (stream), flowing within the stream bed, bed and bank (geography), banks of a channel (geography), channel. Depending on its location or certain characteristics, a stream ...

in the

Lancashire Lancashire ( , ; abbreviated Lancs) is the name of a historic county, ceremonial county, and non-metropolitan county in North West England. The boundaries of these three areas differ significantly. The non-metropolitan county of Lancashi ...

town of

Chorley Chorley is a town and the administrative centre of the wider Borough of Chorley in Lancashire, England, north of Wigan, south west of Blackburn, north west of Bolton, south of Preston and north west of Manchester. The town's wealth came pr ...

. Its name was back-formed from "Chorley". The source of the

river A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river. In some cases, a river flows into the ground and becomes dry at the end of its course without reaching another body of wate ...

is in the hills near

Heapey Heapey is a village and civil parish of the Borough of Chorley, in Lancashire, England. The village is two miles from Chorley and on the western fringe of the West Pennine Moors. In 2001 the population was 955, increasing to 1,001 at the 2011 c ...

. Subsequently, the young stream flows through Chorley North Industrial Estate, past B&Q and then underground to enter Astley Park from under Park Road. The river exits at the Southport Road end of the park, flowing behind Chorley Nissan and through Big Wood at the foot of Stansted Road, before connecting into Gillibrand Reservoir. At the end of the reservoir, the river continues for approximately one hundred metres and flows into the River Yarrow.

References

West Pennine Moors Rivers of Lancashire Rivers of Chorley 1Chor {{England-river-stub