Itanhauá River From Wikipedia the free encyclopedia River in BrazilItanhauá RiverLocationCountryBrazilPhysical characteristicsSource • locationAmazonas state Mouth • coordinates4°53′S 63°51′W / 4.883°S 63.850°W / -4.883; -63.850 Itanhauá River is a river of Amazonas state in north-western Brazil. See also[edit] List of rivers of Amazonas References[edit] Brazilian Ministry of Transport This article related to a river in the Brazilian state of Amazonas is a stub. You can help Wikipedia by expanding it.vte