Pirapemas River From Wikipedia the free encyclopedia River in BrazilPirapemas RiverLocationCountryBrazilPhysical characteristicsSource • locationMaranhão state The Pirapemas River is a river of Maranhão state in northeastern Brazil. See also[edit] List of rivers of Maranhão References[edit] Brazilian Ministry of Transport 3°43′18″S 44°12′21″W / 3.7216°S 44.2057°W / -3.7216; -44.2057 This article related to a river in Maranhão, Brazil is a stub. You can help Wikipedia by expanding it.vte