Grunsagill Beck

Grunsagill Beck Tosside Beck in the upper reaches
The Grunsagill Beck is still referred to here as the Tosside Beck
Data
location	Lancashire , England
River system	River Ribble
Drain over	Skirden Beck  → River Ribble  → Irish Sea
origin	Confluence of the Moor End Beck and an unnamed tributary 54 ° 0 ′ 27 ″  N , 2 ° 20 ′ 40 ″  W
muzzle	in the Skirden Beck coordinates: 53 ° 58 ′ 19 ″  N , 2 ° 19 ′ 55 ″  W 53 ° 58 ′ 19 ″  N , 2 ° 19 ′ 55 ″  W.
Communities	Grunsagill

The Grunsagill Beck is a watercourse in North Yorkshire and Lancashire , England . It arises just north of the border between North Yorkshire and Lancashire northeast of the village of Tosside from the confluence of the Moor End Beck and an unnamed tributary. It flows south through North Yorkshire and then through the place Grunsagill in Lancashire. It forms under the name Grunsagill Beck at its confluence with the New Gill Beck the Skirden Beck .