Pescorocchiano is a comune (municipality) in the Province of Rieti in the Italian region of Latium, located about 60 km northeast of Rome and about 30 km southeast of Rieti. Pescorocchiano borders the following municipalities: Borgorose, Carsoli, Collalto Sabino, Fiamignano, Marcetelli, Petrella Salto, Sante Marie, Tornimparte, Varco Sabino. It is located not far from the Lago del Salto and is a typical agricultural municipality, renowned for the production of chestnut. The frazione (separated hamlet) of Civitella di Nesce, was most likely the seat of the Res publica Aequiculorum, an ancient Roman municipium in the former territory of the Aequi.