Geography of Sheffield (Totley Brook passes south of Totley and meets Old Hay Brook at Needham's Dyke). The Sheaf flows northwards to join the River Don near Blonk Street Bridge in the city centre. This lower section of the River Sheaf together with the River Don, between the present Blonk Street and Lady's Bridge, formed part of the perimeter of Sheffield Castle. Porter Brook's source is just inside the Peak District National Park, to the west of the city, at Clough Hollow, also near Ringinglow. From here it flows eastward to meet the Sheaf, at a point now located underneath Sheffield Midland Station.
2012 Sheffield City Council election were defending 12 seats, all of which they successfully held in 2011. The Liberal Democrats were defending 15 seats, 9 of which they lost to Labour in 2011. The Greens were defending 1 seat, which they held in 2011. The Conservatives, UKIP and the smaller parties had no councillors. This result has the following consequences for the total number of seats on the Council after the elections: "Death of Liberal Democrat Cllr Janice Sidebottom." "Death of Labour Cllr John Robson." 2012 Sheffield City Council election Sheffield City Council elections took place on Thursday 3 May 2012 as part of the