Frosnitzbach

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Frosnitzbach
Frosnitzbach in the area of ​​the Zedlacher Alm

Frosnitzbach in the area of ​​the Zedlacher Alm

Data
Water code AT : 2-374-64-50-22
location East Tyrol
River system Danube
Drain over Tauernbach  → Isel  → Drau  → Danube  → Black Sea
source Zedlacher Ochsenalm
47 ° 5 ′ 0 ″  N , 12 ° 26 ′ 25 ″  E
Source height 2183  m above sea level A.
muzzle at Gruben in den Tauernbach coordinates: 47 ° 2 '44 "  N , 12 ° 30' 50"  E 47 ° 2 '44 "  N , 12 ° 30' 50"  E
Mouth height 1128  m above sea level A.
Height difference 1055 m
Bottom slope 12%
length 8.6 km
Catchment area 45 km²
Left tributaries Keesbach, Malfrosnitzbach, Fritschnitzbach
Right tributaries Outer Schnitzbach, Michelbach
Communities Matrei in East Tyrol

The Frosnitzbach is a brook in the municipality of Matrei in East Tyrol ( Lienz district ). It flows through the uninhabited Frosnitz valley and flows into the Tauernbach at Gruben . Large parts of the course of the river lie in the Hohe Tauern National Park .

course

The Frosnitzbach is located in the mountain range of the Venediger Group where it separates the Gschlößkamm in the south from the Frosnitzkamm in the north. It is formed by the two source streams Löbbenbach and Innerer Schnitzbach, which both drain the area of ​​the Zedlacher Ochsenalm and the basin between the peaks of Kristallwand , Löbbenkopf , Innerer Knorrkogel , Äußerer Knorrkogel and Wildenkogel . Shortly after the two source streams merge, the Frosnitzbach takes on the Keesbach on the right-hand side, which drains the Frosnitzkees and flows past the Badener Hütte . As a result, the Frosnitzbach flows through the Frosnitz valley in a south-easterly direction, where it receives the Äußere Schnitzbach on the left and the Malfrosnitzbach on the right. In the area where the Malfrosnitzbach empties, the Frosnitzbach turns east and flows through the alpine pastures of the Zedlacher Alm, Mitteldorfer Alm and the Oberer and Unterer Kataalm. In the area of ​​the Kataalm, the Michelbach and the Kataalmbach flow into the Frosnitzbach on the left, which then flows through a wooded gorge first in a southerly direction and then in a northerly direction. In the lower reaches of the Frosnitzbach takes the Frischnitzbach on the right side before it flows into the Tauernbach below the village of Gruben.

Catchment area

The natural catchment area of the Frosnitzbach is 45 km², of which 5.5 km² (12%) are glaciated (as of 1988). The highest point in the catchment area is the Hohe Eichham at 3371  m above sea level. A.

Energy use

The TIWAG- Tyrolean Hydropower AG introduced in 2004 plans to build the pumped storage power station Matrei-Raneburg ago. In a variant presented in 2006, the water of the Frosnitzbach should also endow the storage of the power plant. Due to strong protests from the population and nature conservation organizations, the plans for the pumped storage power plant were slimmed down and rescheduled for a run-of-river power plant on the Tauernbach without deriving the Frosnitzbach.

Even Alfred Thenius developed plans for using the Frosnitzbaches. His plans suggested the construction of a 32 million cubic meter water reservoir at an altitude of around 2100 meters, the water of which should have been diverted through a six-kilometer-long pressure pipeline between the reservoir and the equalization basin including the power house in the area of ​​the Schildalm am Tauernbach. However, due to the location of the storage facility in the Hohe Tauern National Park, these plans were never pursued, and the Austrian Alpine Association, as the landowner, would never have approved these plans.

Individual evidence

  1. Office of the Tyrolean Provincial Government Dept. Environmental Protection (Ed.): Nature Conservation Plan of the Tyrolean River Areas. Classification of the river area-specific natural area potential. District: East Tyrol. Lienz 2004
  2. Federal Ministry of Agriculture, Forestry, Environment and Water Management (Ed.): Area directory of the Austrian river basins: Draugebiet. Contributions to the hydrography of Austria, issue No. 59, Vienna 2011, p. 8 ( PDF; 3.5 MB )
  3. ^ Max H. Fink, Otto Moog, Reinhard Wimmer: Flowing waters - natural areas of Austria . Umweltbundesamt Monographs Volume 128, Vienna 2000, pp. 47–48 ( PDF; 475 kB )
  4. ^ Kurier : "Raneburg power plant is getting smaller". Less basic consumption, compensation basin at the entrance to the Virgental, February 16, 2006
  5. Kleine Zeitung : “Next visit by Tiwag. The board presents the Tauernbach power plant to the Matreier mandatars in a slimmed-down form. Then the project for EIA will be submitted ”, November 14th, 2012
  6. Kleine Zeitung : “Thenius variant. "There is a rustling and splashing", August 6, 2006

literature

  • Brigitte Sacher: Studies on vegetation and soils in the Frosznitz Valley (Hohe Tauern, East Tyrol). Vegetation dynamics and soil development as well as usage aspects of selected plants in the alpine and subalpine level. Innsbruck 2006

Web links

Commons : Frosnitzbach  - Collection of images, videos and audio files