Tyrka

Tyrka
Tyrka in Tyra
Location
Country	Czech Republic
Physical characteristics
Source
• location	Moravian-Silesian Beskids
• elevation	835 m (2,740 ft)
Mouth
• location	Olza River
• coordinates	49°40′59″N 18°39′23″E / 49.68306°N 18.65639°E / 49.68306; 18.65639Coordinates: 49°40′59″N 18°39′23″E / 49.68306°N 18.65639°E / 49.68306; 18.65639
Length	13 km (8.1 mi)
Basin size	31 km2 (12 sq mi)
Discharge
• average	0.65 m3/s (23 cu ft/s) near estuary
Basin features
Progression	Olza→ Oder→ Baltic Sea

Tyrka (help·info) (Polish: Tyrka) (also known as Tyra) is a 13-kilometre-long (8.1 mi) creek in Frýdek-Místek District, Moravian-Silesian Region, Czech Republic, in the historical region of Cieszyn Silesia.

It is a left tributary of the Olza River, to which it enters in Třinec. It originates in the Moravian-Silesian Beskids in the elevation of 835 m and flows generally northward through the villages of Tyra and Oldřichovice. Tyrka also flows through the territory of the Třinec Iron and Steel Works before joining Olza.

References[]

• Cicha, Irena; Jaworski, Kazimierz; Ondraszek, Bronisław; Stalmach, Barbara; Stalmach, Jan (2000). Olza od pramene po ujście. Český Těšín: Region Silesia. pp. 16, 18. ISBN 80-238-6081-X.

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