Eyach (Neckar)

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Eyach
The Eyach near Haigerloch in the Eyachtal landscape protection area in the area of ​​the former Hechingen district (protection area no. 4.17.045)

The Eyach near Haigerloch in the Eyachtal landscape protection area in the area of ​​the former Hechingen district (protection area no. 4.17.045)

Data
Water code DE : 23814
location High Swabian Alb

Southwestern Alb foreland

Upper pig


Baden-Württemberg

River system Rhine
Drain over Neckar  → Rhine  → North Sea
source north of Albstadt- Pfeffingen
48 ° 16 ′ 8 ″  N , 8 ° 58 ′ 14 ″  E
Source height 833  m above sea level NN
muzzle near Eyach in the Neckar Coordinates: 48 ° 26 '44 "  N , 8 ° 46' 37"  E 48 ° 26 '44 "  N , 8 ° 46' 37"  E
Mouth height 372  m above sea level NN
Height difference 461 m
Bottom slope 9.1 ‰
length 50.4 km
Catchment area 353.561 km²
Discharge at the Bad Imnau
A Eo gauge : 331 km²
Location: 6.3 km above the mouth
NNQ (08/25/1947)
MNQ 1931/2009
MQ 1931/2009
Mq 1931/2009
MHQ 1931/2009
HHQ (09/15/1940)
115 l / s
446 l / s
3.09 m³ / s
9.3 l / (s km²)
68.2 m³ / s
237 m³ / s
Medium-sized cities Albstadt , Balingen
Small towns Haigerloch

The Eyach is an approximately 50 km long right tributary of the Neckar in Baden-Württemberg .

Surname

In the Balinger Swabian language, the article is firmly connected with the noun, so that it is spoken of "dr D-Eye". The term “Deya” can also be found in older reports, for example in the Topographia Sueviae by Matthäus Merian from 1643/1656.

geography

course

The Eyach rises north of Pfeffingen (a district of Albstadt ) at an altitude of 833 meters, only a few hundred meters from the European watershed and a tributary of the Danube , the Schmiecha , that rises there . It flows into the Neckar from the right at Eyach at an altitude of 372 m. Their mean discharge at the mouth is 3.23 m³ / s.

Tributaries

The source of the Eyach north of Albstadt-Pfeffingen
The mouth of the Klingenbach (back) into the Eyach (from the right)
The Eyachbrücke at the hamlet church near Owingen

Hierarchical list of the tributaries from the source to the mouth. Usually without mill channels. Selection.

Places on the river

On its almost 50 kilometers long route to the northwest, the Eyach crosses or grazes the following communities:

At Eyach or the Eyach train station, two kilometers west of the village of Börstingen (district of Starzach), the Eyach flows into the Neckar.

landscape

Deeply cut, meandering valley of the Eyach in Haigerloch

On its pleasant path from the Swabian Alb to the Neckar, the Eyach runs through a valley that has some impressive landscapes. The formation of the picturesque rock formations of Schalksburgfelsen , Gräbelesberg and Lochenhörnle near Laufen goes back to a former tributary of the Urdonau . The Eyach, which flows in the opposite direction today, is an example of how the river system of the Rhine expands at the expense of the Danube system. The river taps towards the Neckar have left a decapitated valley towards the Danube , over the beginning of which the shifted watershed now runs. The erosive power of the Eyach has created the massive, six-meter-high waterfall of the Eyach in Laufen ( Eyachlaufen ) on the hard waterfall layers , as well as the valley landscape near Haigerloch , the “rocky town”. Its city center is built along a rock face (upper and lower town). The Haigerloch Castle stands on a cut out of the Eyach ledge.

particularities

The name of the municipality of Starzach was derived from those of the two rivers Eyach and Starzel, which border their area in the west and east of the lower reaches .

See also

Individual evidence

  1. Friedrich Huttenlocher : Geographical Land Survey: The natural space units on sheet 178 Sigmaringen. Federal Institute for Regional Studies, Bad Godesberg 1959. →  Online map (PDF; 4.3 MB)
  2. a b State Institute for the Environment Baden-Württemberg (LUBW) ( information )
  3. ^ German Hydrological Yearbook Rhine Region, Part I 2009 State Institute for Environment, Measurements and Nature Conservation Baden-Württemberg, p. 110, accessed on January 22, 2016 (PDF, German, 1.85 MB).
  4. Note from Deya in the “Topographia Suevia”
  5. Baden-Württemberg Ministry for the Environment, Climate Protection and Energy Sector : Expansion potential of hydropower up to 1,000 KW in the Neckar catchment area, taking into account ecological management objectives ( memento of the original from October 29, 2013 in the Internet Archive ) Info: The @1@ 2Template: Webachiv / IABot / www.um.baden-wuerttemberg.de 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. , 2011, p. 9, ab. on June 29, 2013 (pdf, German, 1.87 MB)
  6. Name of TK: Kieserstal (see also street name On Kieserstalbach ), probably falsely by LUBW database Kieferstalbach

literature

  • Topographic map 1: 25,000 Baden-Württemberg, as a single sheet No. 7518 Horb am Neckar, No. 7617 Sulz am Neckar, No. 7618 Haigerloch, No. 7619 Hechingen, No. 7718 Geislingen, No. 7719 Balingen, No. 7720 Albstadt, No. 7819 Meßstetten and No. 7820 Winteringen
  • Alfred Gaedertz : Concrete bridge with granite joints over the Eyach near Imnau in Hohenzollern , Ernst, Berlin 1898

Web links

Commons : Eyach  - collection of images, videos and audio files