Olt (river)

Olt
The Avrig reservoir on the Olt
Location
Country	Romania
Counties	Harghita, Covasna, Brașov, Sibiu, Vâlcea, Olt, Teleorman
Cities	Sfântu Gheorghe, Râmnicu Vâlcea, Slatina
Physical characteristics
Source	Hășmaș Mountains
• location	Bălan, Harghita
• elevation	1,440 m (4,720 ft)
Mouth	Danube
• location	near Turnu Măgurele
• coordinates	43°42′46″N 24°48′1″E / 43.71278°N 24.80028°E / 43.71278; 24.80028
Length	615 km (382 mi)
Basin size	24,050 km2 (9,290 sq mi)
Discharge
• location	mouth
• average	174 m3/s (6,100 cu ft/s)
Basin features
Progression	Danube→ Black Sea
Tributaries
• left	Râul Negru, Bârsa, Topolog
• right	Cormoș, Cibin, Lotru, Olteț
River code	VIII.1

The Olt (Romanian and Hungarian; German: Alt; Latin: Aluta or Alutus, Turkish: Oltu, Ancient Greek: Ἄλυτος Alytos) is a river in Romania.^[1][2] It is 615 km (382 mi) long, and its basin area is 24,050 km² (9,290 sq mi).^[2][3] It is the longest river flowing exclusively through Romania. Its average discharge at the mouth is 174 m³/s (6,100 cu ft/s).^[3] It originates in the Hășmaș Mountains of the eastern Carpathian Mountains, near Bălan, rising close to the headwaters of the river Mureș. The Olt flows through the Romanian counties of Harghita, Covasna, Brașov, Sibiu, Vâlcea, and Olt. The river was known as Alutus or Aluta in Roman antiquity. Olt County and the historical province of Oltenia are named after the river.

Sfântu Gheorghe, Râmnicu Vâlcea and Slatina are the main cities on the river Olt. The Olt flows into the Danube river near Turnu Măgurele.