There are approximately 200,000 sewer blockages throughout the UK every year. It is estimated around 75% are caused by fats, oils and greases (‘FOG’). Blockages account for 55% of sewer flooding incidents in the UK and more than 3,000 properties are flood… https://wskep.net/waterr2b/sectors/water-utilities/sewer-blockages/

Failures in the water distribution network represent a major cost to any water company. A significant proportion of bursts and leaks are associated with the corrosion of cast-iron pipe systems laid without protection earlier this century. In many places, … https://wskep.net/waterr2b/sectors/water-utilities/corroded-pipes/

Peat washed down into the reservoirs from moorland catchments causes water to be discoloured, meaning that Yorkshire Water has to invest even more in treating the water to ensure it reaches national standards set by the regulator. https://wskep.net/waterr2b/sectors/water-utilities/peat-discolouration/