[3] The remaining area consists of the city seat located close to the Ireng River which forms the Brazil-Guyana border.

The municipality sits between the great tropical Amazon rainforest region and the cerrado, an open Savanna-type grassland.

Charrière was sentenced to serve time in a maximum security prison on Devil's Island in French Guiana.

There is a special squad (located in Boa Vista) subject to the Jungle Infantry Brigade border that protects the city and controls its sole airport.

Normandia is connected to the state capital of Boa Vista by a single highway, BR-401, a distance of 185 km (115 mi).