Thaya

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Thaya Dyje
Thaya in Břeclav
Location
Countries	Austria Czech Republic
Physical characteristics
Source
• location	German Thaya and Moravian Thaya confluence at Raabs
• elevation	410 m (1,350 ft)
Mouth
• location	Morava
• coordinates	48°37′01″N 16°56′25″E / 48.6170°N 16.9402°E / 48.6170; 16.9402
• elevation	148 m (486 ft)
Length	223.9 km (139.1 mi) [1]
Basin size	12,772 km2 (4,931 sq mi)
Discharge
• average	43.9 m3/s (1,550 cu ft/s)
Basin features
Progression	Morava→ Danube→ Black Sea

The Thaya (

.

The confluence of Thaya and Morava is the southernmost and the lowest point of Moravia.

Its name means "the inert". There is also a small village which bears the name Dyje, located near Znojmo.

Geography

In its upper reaches, the Thaya flows through deep gorges (

. In Moravia, it has been dammed in several locations.

Thaya gathers waters from the western half of Moravia and the adjacent part of Lower Austria. Its biggest tributaries are Svratka and Jihlava, flowing together into the middle one of the Nové Mlýny reservoirs.

Important cities and towns along the Thaya:

• Raabs an der Thaya
• Drosendorf-Zissersdorf
• Hardegg
• Laa an der Thaya
• Waidhofen an der Thaya
• Lednice
• Břeclav
• Vranov nad Dyji
• Znojmo

Dams

All the dams are situated in Czech Republic. They are used for

.

Dam Name	Dimension Level Altitude	Qav	Q100	Qmax.	Power Station	Type	Qpp
Vranov	348.45	9.74m3s−1	260m3s−1	364m3s−1	18.9 MW	Conventional	45m3s−1
Znojmo	225.6	10.25m3s−1	280m3s−1	379m3s−1	1.4 MW	run-of-the-river	12m3s−1
Nove Mlyny I (upper reservoir)	171.4	13.3m3s−1	290m3s−1	see lower reservoir	N/A	N/A	N/A
Nove Mlyny II (middle reservoir)	170.35	40.9m3s−1	see lower reservoir	see lower reservoir	N/A	N/A	N/A
Nove Mlyny III (lower reservoir)	170.35	40.9m3s−1	820m3s−1	657m3s−1	2.4 MW	run-of-the-river	48m3s−1

References