Ismar (river)

The Ismar is a right tributary of the river Câlniștea in Romania.^[1][2] It discharges into the Câlniștea in Naipu. It flows through the villages Radu Vodă, Dimitrie Cantemir, Izvoarele, Chiriacu and Petru Rareș. Its length is 27 km (17 mi) and its basin size is 161 km² (62 sq mi).^[2]

Ismar
Location
Country	Romania
Counties	Giurgiu County
Physical characteristics
Source
• coordinates	43°58′15″N 25°47′40″E
• elevation	85 m (279 ft)
Mouth	Câlniștea
• coordinates	44°08′53″N 25°46′42″E
• elevation	69 m (226 ft)
Length	27 km (17 mi)
Basin size	161 km2 (62 sq mi)
Basin features
Progression	Câlniștea→ Neajlov→ Argeș→ Danube→ Black Sea
Tributaries
• left	Negrile