Which unitary authority area in Yorkshire is supplied by Yorkshire Water and contains Scunthorpe?
Yorkshire Water: Yorkshire Water is a water supply and treatment utility company servicing West Yorkshire, South Yorkshire, the East Riding of Yorkshire, part of North Lincolnshire, most of North Yorkshire and part of Derbyshire, in England. North Lincolnshire:  There are three significant towns: Scunthorpe (the administrative centre), Brigg and Barton-upon-Humber.
North Lincolnshire