| Kasmala | |
| Other Name: | Касмала |
| Source1: | Ob Plateau |
| Source1 Coordinates: | 52.9222°N 82.0617°W |
| Mouth: | Ob |
| Mouth Location: | Kasmala |
| Mouth Coordinates: | 53.4833°N 83.2639°W |
| Subdivision Type1: | Country |
| Subdivision Name1: | Russia |
| Length: | 119km (74miles) |
| Basin Size: | 2550km2 |
| Pushpin Map: | Russia Altai Krai |
| Pushpin Map Caption: | Mouth location in Altai Krai, Russia |
The Kasmala (ru|Касмала) is a river in Altai Krai, Russia. The river is long and has a catchment area of .
The basin of the river is located in the Rebrikhinsky and Pavlovsky districts. Kasmala rural locality is named after the river.
The Kasmala is a left tributary of the Ob river. It has its sources in lake Seleznevo-Borovskoye, located 30km (20miles) northeast of lake Bolshoye Ostrovnoye in a swampy area of the Ob Plateau. The river flows in a roughly northeastern direction within one of the wide ravines of glacial origin that cut diagonally across the plateau. Finally it meets the left bank of the Ob at Kasmala, 3343km (2,077miles) from the Ob's mouth.[1] [2]
The longest tributary of the Kasmala is the 32km (20miles) long Borovlyanka (Боровлянка) on the left. The river is frozen between November and April.
