Written questions

Reservoirs: Temperature

Commons · Question 24498 · Tabled 28 Aug 2026 · Department for Environment, Food and Rural Affairs · Official record

Answered 8 Sep 2026

Question

Asked by Clive Jones

To ask the Secretary of State for Environment, Food and Rural Affairs, what assessment she has made of the potential merits of deploying shade balls in reservoirs to conserve water supplies during periods of extreme heat.

Answer

Answered by Emma Hardy, 8 Sep 2026

Water companies have the statutory duty to provide a secure supply of water and set out how they plan to continue to do this through statutory Water Resources Management Plans (WRMPs). The Government understands some water companies have carried out shade...