Veria (officially transliterated as Veroia, historically Beroea, is a city in northern Greece. Located 511 km (317 mi) north-northwest of the capital Athens and 73 km (45 mi) west-southwest of Thessaloniki, Veria is a commercial center of Central Macedonia, the capital of the regional unit of Imathia and the seat of a metropolitan bishop of the Ecumenical Patriarchate and the Church of Greece. Veria is located at the eastern foot of the Vermio Mountain. It lies on a plateau at the western edge of the Central Macedonia plain, north of the Haliacmon River. The town straddles the Tripotamos (river), a Haliacmon tributary that provides hydroelectric power to the national electric power transmission network and irrigation water to agricultural customers of the Veria plain.