NahviociNahvioci is a village in the municipalities of Lopare and Čelić, Tuzla Canton, Bosnia and Herzegovina.DemographicsAccording to the 2013 census, its population was 561, with 15 of them living in the Lopare municipality, and 546 in the Čelić municipality. Before the Bosnian War, the entirety of Nahvioci was part of the Lopare municipality.