Without urgent intervention England faces water shortages of 5bn litres a day by 2055, peers tell government Rainwater harvesting, the use of grey water in homes and an urgent campaign to reduce water usage across society are vital to prevent water shortages of 5bn litres a day by 2055, the government has been told. Without intervention, England will face severe water shortages in the coming decades, as climate change-induced weather patterns, population growth and the expansion of industries such as water-intensive datacentres put excessive demand on supplies and endanger life, according to a House of Lords report published on Thursday. Changes to building regulations to require new homes to achieve a maximum water usage of 105 litres a person a day and accelerated grey water reuse. Natur