Oloy

LocationCountryRussiaPhysical characteristicsSourceConfluence of Left Oloy and Right Oloy
Ush-Urekchen
Kolyma Highlands • elevation633 m (2,077 ft) MouthOmolon66°27′59″N 159°27′14″E / 66.4665°N 159.4538°E / 66.4665; 159.4538129 m (423 ft)Length471 km (293 mi)Basin size23,100 km² (8,900 sq mi)Discharge  • average113 m³/s (4,000 cu ft/s) Basin featuresProgressionOmolon → Kolyma→ East Siberian Sea

The Oloy (Russian: Олой) is a river in Magadan Oblast in Russia, a right tributary of the Omolon (Kolyma's basin). The length of the river is 471 kilometres (293 mi). The area of its drainage basin is 23,100 square kilometres (8,900 sq mi).^[1] The river flows through sparsely populated areas of Chukotka.

It has its sources in the Ush-Urekchen range, at the confluence of Left Oloy and Right Oloy. It flows roughly northwestwards between the Ush-Urekchen to the south and the Oloy Range to the north.^[2]

• List of rivers of Russia

• Pictures of Chukchi people in the Oloy basin
• "Tourism and environment" (PDF). (571 KB)