The Bolgarchay (Bolqar çay in Azerbaijani, بالهارود Bālhārūd in Persian), is a river, which forms part of the Azerbaijan–Iran border. It is 134 km (83 mi) long, and has a drainage basin of 2,170 km2 (840 sq mi).[1]
The Bolgarchay (Bolqar çay in Azerbaijani, بالهارود Bālhārūd in Persian), is a river, which forms part of the Azerbaijan–Iran border. It is 134 km (83 mi) long, and has a drainage basin of 2,170 km2 (840 sq mi).[1]