The NT government says separating the single Power And Water Corporation into three companies has cost a fortune, but it has vowed not to hike utilities bills.

More than 62 kilograms of marijuana worth $900,000 has been seized by NT police in a 14-month operation preventing drugs entering remote communities.

The former Northern Territory Country Liberals government was given a $5600 donation from a US coal seam gas company days before the August election.

The Governor-General has recognised the efforts of indigenous people in defending the nation when Japanese planes bombed Darwin during World War II.

Territorians living near the Gulf of Carpentaria are bracing for Cyclone Alfred to make landfall on Tuesday, with evacuations in a remote Aboriginal community.