Almeirim is a city on the Amazon and the northernmost municipality in the Brazilian state of Pará. It is also the fourth largest municipality in that state and the eighth largest in Brazil (by area). The municipality is crossed by the Equator.
Almeirim was first inhabited by the Amerindians. Manoel da Mota e Siqueira constructed the Paru Fort which was designated a village in 1758, and named Almerim. In 1835, the Cabanagem Revolt started in Almeirim which resulted in widespread devastation. In 1890, Almeirim became an independent municipality. The Santo Antonio do Jari hydroelectric system is located on the Jari River and provides 373.4 MW of hydro electricity. Construction began in 2011 and was completed in 2014.
