The Ailik Lake is fed by the Baiyang River, flowing from the Saur Mountains on the Dzungarian Basin's northern rim; the river forms a small delta as it enters the lake (45°58′00″N 85°47′00″E﻿ / ﻿45.96667°N 85.78333°E﻿ / 45.96667; 85.78333).[1] As of 1999, the lake's water surface elevation was 273 metres (896 ft) to 276 metres (906 ft) above the sea level.[1]