The APLC carries out surveillance of spur-throated and migratory locust populations over most inland areas of NSW, Queenland and South Australia. However, any control of these species which the APLC may undertake is generally conducted within the shaded area on the map below.
The boundaries for APLC control operations for spur-throated and migratory locusts in Queensland and NSW were originally defined as.
Queensland
The Shires of Inglewood, Stanthorpe, Millmerran and Wambo south of the Warrego Highway; west along the Warrego Highway to Charleville; south along the Mitchell Highway to Bourke.
New South Wales
From Bourke, east along the Barwon River to Walgett; east along the Namoi River to Narrabri; north along the Newell Highway through Narrabri Rural Lands Protection Board; northeast along the southern boundary of Moree and eastern boundary of Warialda Rural Lands Protection Boards to the NSW-QLD border.