Kelchsauer Ache

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Kelchsauer Ache
The course of the Kelchsauer Ache (blue) in the catchment area of ​​the Brixentaler Ache

The course of the Kelchsauer Ache (blue) in the catchment area of ​​the Brixentaler Ache

Data
Water code AT : 2-8-240-26
location Tyrol , Austria
River system Danube
Drain over Brixentaler Ache  → Inn  → Danube  → Black Sea
origin Confluence of Langer-Grund-Ache and Kurzer-Grund-Ache in Kelchsau
47 ° 22 ′ 8 ″  N , 12 ° 7 ′ 43 ″  E
Source height 851  m above sea level A.
muzzle near Hopfgarten im Brixental in the Brixentaler Ache Coordinates: 47 ° 26 '31 "  N , 12 ° 9' 42"  E 47 ° 26 '31 "  N , 12 ° 9' 42"  E
Mouth height 602  m above sea level A.
Height difference 249 m
Bottom slope 24 ‰
length 10.5 km
Catchment area 137.7 km²
Discharge at the Hörbrunn
A Eo gauge : 134.5 km²
Location: 3.22 km above the mouth
NNQ (15.11.1983)
MNQ 1992–2010
MQ 1992–2010
Mq 1992–2010
MHQ 1992–2010
HHQ (06.08.1985)
460 l / s
1.24 m³ / s
5.45 m³ / s
40.5 l / (s km²)
46.3 m³ / s
80.7 m³ / s
Communities Hopfgarten in Brixental
The mouth of the Kelchsauer Ache (from the right) into the Brixentaler Ache

The mouth of the Kelchsauer Ache (from the right) into the Brixentaler Ache

The Kelchsauer Ache is a left tributary of the Brixentaler Ache in the Kitzbühel Alps in Tyrol .

course

The Kelchsauer Ache arises from the union of two source streams in the Kelchsau in the Kitzbühel Alps . The Langer-Grund-Ache rises on the north side of the Torhelm at an altitude of 2036  m above sea level. A. ( ) and has a length of 15.6 km. The source of the 13.8 km long Kurzer-Grund-Ache lies at an altitude of 2248  m above sea level. A. below the Aleitenspitze ( ), less than a kilometer as the crow flies from the source of the Salzach .

From the junction of the two source streams, the Kelchsauer Ache flows north through the valley called Kelchsau , past the place of the same name. The most important tributaries are the Kehlbach and the Brummer Graben, both of which flow from the left. At Hopfgarten in Brixental , the Kelchsauer Ache flows into the shorter and less water-rich Brixentaler Ache.

The Kelchsauer Ache is 10.5 km long, together with the Langer-Grund-Ache as the longest spring stream, it has a length of 26.1 km and a difference in altitude of 1434 m. It runs entirely in the municipality of Hopfgarten.

Catchment area and water supply

The Kelchsauer Ache drains a catchment area of around 138 km², which is 602  m above sea level. A. (Brixental) up to 2494  m above sea level. A. (Torhelm) is enough.

The mean discharge at the Hörbrunn gauge, 3.2 km above the mouth, is 5.45 m³ / s, which corresponds to a relatively high discharge rate of 40.5 l / s · km². The Kelchsauer Ache has a nival runoff regime , which is characterized by the snowmelt in the higher elevations of the catchment area. The mean discharge in the month with the most water in May (10.9 m³ / s) is around six times higher than in the month with the least water in February (1.77 m³ / s).

use

Two run-of- river power plants from Stadtwerke Wörgl use the water from the Kelchsauer Ache to generate energy. The Kelchsau-Zwiesel power plant, built in 1967, has an output of 2,230 kW, while the Kelchsau-Ehreit power plant, which went into operation in 2005, has 1,680 kW.

The Ache is a popular body of water with whitewater paddlers , it has difficulty level III (+).

Web links

Individual evidence

  1. a b c d TIRIS - Tyrolean regional planning and information system
  2. a b Federal Ministry of Agriculture, Forestry, Environment and Water Management (Ed.): Hydrographisches Jahrbuch von Österreich 2010. 118th volume. Vienna 2012, p. OG 112, PDF (12.6 MB) on bmlrt.gv.at (yearbook 2010)
  3. Stadtwerke Wörgl: Our hydroelectric power plants ( Memento of the original from May 21, 2016 in the Internet Archive ) Info: The archive link was automatically inserted and not yet checked. Please check the original and archive link according to the instructions and then remove this notice. @1@ 2Template: Webachiv / IABot / Unserenergie.woergl.at
  4. Kelchsauer Ache on kajaktour.de