Emergency Services Map Book: Yorke Peninsula & Mid-NorthYorke Peninsula & Mid North Emergency Services Map Book The Yorke Peninsula and Mid North Emergency Services Map Book encompasses the whole of the Yorke Peninsula from Cape Spencer in the south to Port Pirie in the north. It extends east from Port Pirie to a point 25km east of Terowie and then south to a line from Angaston in the Barossa Valley to Port Parham on the Gulf. Part regions 2 4 Mapping scale 1: 100,000 8 Regional maps Town enlargement Maps