Listen: Rotherham Council insist new reservoir at Boston Park is a good dealpublished at 16:24 Greenwich Mean Time 30 November 2016
Yorkshire Water is planning to build a new underground reservoir in Rotherham on almost 9,000 square meters in Boston Park.
But some people who use the park aren't happy about the loss of their green space.
Polly Hamilton who's the Assistant Director of Culture Sport and Tourism at Rotherham Council wants to reassure residents: