Aktay

Aqtay, Aktay
Location of mouth
Location
Countries	Tatarstan, Russia
Physical characteristics
Source
• location	Verkhnie Mataki, Alkeyevsky District
Mouth	Volga
• location	Izmeri, Spassky District
• coordinates	55.1209°N 49.5509°E / 55.1209; 49.5509
• elevation	53 m (174 ft)
Length	89 km (55 mi)
Basin size	1,016 km2 (392 sq mi)
Discharge
• average	422 m3/s (14,900 cu ft/s)
Basin features
Progression	Volga→ Caspian Sea

The Aktay (Russian: Актай) or Aqtay (Tatar: Актай, romanized: Aqtay) is a river in Tatarstan, Russian Federation, a left-bank tributary of the Volga, falling into the Kuybyshev Reservoir near Izmeri. It is 89 kilometres (55 mi) long, and its drainage basin covers 1,016 square kilometres (392 sq mi).

The major tributaries are Chelninka, Salmanka, and Romodanka. The maximal mineralization is 500 to 700 mg/L. The average sediment deposition at the river mouth each year is 71 millimetres (2.8 in). Drainage is regulated. In the upper stream use to dry. Bazarnye Mataki is along the river.