Yorkshire Water Services Ltd 

Water supply arrangements

Company Assets

Number of treatment works

53

Number of service reservoirs 

349

Number of water supply zones

89

Length of mains pipe (km)

31,790km

Population Served

Population Supplied

5,190,000 

Number of local authorities

22

Water Supplied

Water Supplied (l/day)

1,283,770,000

Percentage from surface sources

80%

Percentage of ground sources

20%

Percentage from mixed sources

0%

Area of supply

Barnsley, Bradford, Calderdale, Doncaster, East Riding of Yorkshire, Kingston upon Hull, City of, Kirklees, Leeds, North Lincolnshire, North Yorkshire, Nottinghamshire, Rotherham, Sheffield, Wakefield, York 

Consumer Contacts

Informing Consumers

Company Figure

Total Number

Rate pet 1,000 population

2019

1,533

0.31

2020

1,283

0.26

2021

3,007

0.59

Industry Average

2021

9,913.96

1.22

Acceptability of water to consumers

Company Figure

Total Number

Rate pet 1,000 population

2019

6,573

1.31

2020

5,890

1.17

2021

5,887

1.16

Industry Average

2021

2,832.12

1.08

Complaints to the Drinking Water Inspectorate

A total of 5 consumers of Yorkshire Water Services Ltd directly contacted DWI in 2021.

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