Bolgarchay
| Bolgarchay | |
|---|---|
| Native name |
|
| Location | |
| Country | Azerbaijan and Iran |
| Physical characteristics | |
| Source | Qaracadağ, Talysh Mountains |
| • location | Germi County, Yardimli District |
| Mouth | Mahmudchala |
• location | South-east part of Mughan plain |
| Length | 163 km (101 mi) |
| Basin size | 2,170 km2 (840 sq mi) |
The Bolgarchay (Azerbaijani: Bolqarçay, Persian: بالهارود, romanized: Bālhārūd) 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).