This area covers part of the Central Catchment Area and Upper Seletar Reservoir, Seletar Reservoir Park and some residential estates in Sembawang.
The Seletar Expressway (SLE) comes in from the top of the map from Woodlands and exits at the right side of the map to cut Lentor Avenue before continuing on towards the Yio Chu Kang area.
Mandai Road runs along the top edge of the map and connects with Yishun Avenue 1 near the right, at the junction with Sembawang Road. Springleaf Garden estate, a private landed housing estate, is located just north of the Sembawang Road exit of the SLE.