Bartley ReservoirBartley Reservoir is a reservoir for drinking water in Birmingham, England, operated by Severn Trent Water. It covers.The reservoir is about long, over wide, and about deep at the dam when full. Its surface area is.EcologyThe reservoir is known as the place where Bill Oddie did much of his early birdwatching, and features in his books and television programmes. His first ever published article, for the West Midland Bird Club's annual report, was about the birds of the reservoir.LeisureThe north shore of the reservoir is home to Bartley Sailing Club and Andrew Simpson Centres Birmingham.CultureThe reservoir featured in a television programme in 1985, when Bill Oddie was interviewed there by Julian Pettifer for a 50-minute Nature Watch Special: Bill Oddie - Bird Watcher.