Călmățui (Brăila)

Călmățui
Location
CountryRomania
CountiesBuzău, Brăila
TownsSmeeni, Însurăței
Physical characteristics
SourceSouth of Buzău
MouthDanube
  location
Gura Călmățui
  coordinates
44°49′52″N 27°49′38″E / 44.83111°N 27.82722°E / 44.83111; 27.82722
Length152 km (94 mi)
Basin size1,668 km2 (644 sq mi)
Basin features
ProgressionDanubeBlack Sea
Tributaries 
  leftRușavăț, Negreasca, Strâmbul, Buzoel

The Călmățui is a left tributary of the Danube in Romania. Its source is a few kilometers southwest of Buzău. The 152 km (94 mi) long Călmățui flows generally eastwards and into the Danube at Gura Călmățui. Its basin size is 1,668 km2 (644 sq mi).