Stadtseebach

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Stadtseebach
Saubach
(only lower course :) Weinsberger Bach
One of the two city lakes through which the Stadtseebach flows.

One of the two city lakes through which the Stadtseebach flows.

Data
Water code DE : 238588
location Baden-Württemberg
River system Rhine
Drain over Sulm  → Neckar  → Rhine  → North Sea
source A good 3 km south of the city ​​center of Weinsberg on the northern slope of the Heilbronn Hintersberg .
49 ° 7 ′ 12 ″  N , 9 ° 16 ′ 40 ″  E
Source height approx.  298  m above sea level NN
muzzle In Erlenbach from the left into the Sulm coordinates: 49 ° 10 '6 "  N , 9 ° 16' 4"  E 49 ° 10 '6 "  N , 9 ° 16' 4"  E
Mouth height approx.  162  m above sea level NN
Height difference approx. 136 m
Bottom slope approx. 18 ‰
length 7.6 km
Catchment area 13.3 km²
Flowing lakes City lake
Small towns Weinberg
Communities Erlenbach

The Stadtseebach is a creek in northern Baden-Württemberg, 7.6 km long, which flows into the Sulm from the left near Erlenbach in the Heilbronn district . Another very common, but no longer official name of the water is Saubach . In the lower reaches of the Erlenbach area, it is also called the Weinsberger Bach .

geography

source

The Weinsberger Stadtseetal with the dam of the flood retention basin

The Stadtseebach arises in front of a conspicuous layer in the Heilbronn city forest . At the beginning of the K 2087 to Obergruppenbach, it rises at the beginning of its eastward section about 50 m north of the road at about 298  m above sea level. NN . This path axis continues after the bend in the road to the southeast in a forest path to the Reisberg , less than 100 m north of it there is usually a steep edge of the terrain that is eroded in numerous steep, more or less long blades that drain to the Stadtseebach .

Upper course

The Stadtseebach begins its course in the more easterly of the two westernmost blades, which run to the northeast and unite after about 500 m, whereupon they soon feed the two successive bodies of water of the Stadtsee . About a kilometer below the source, the stream emerges from the forest into a narrow, flat meadow valley, which is bordered on both sides by forest slopes. Here from the west from the slope below the Heilbronner Waldheide some only occasionally water-bearing blades run towards it, while the mountain spur of the Hörnles on the right side of the valley does not provide any collected inflow. In front of its northern tip, the Brühlbach flows from the right , which arises north of the Reisberg in a lower spring location in a nature reserve, but obviously has an inflow from the blades mentioned in connection with the spring. With a length of 1.2 km, it is the most important natural inflow of the Stadtseebach. East of the mouth area in the meadows of the Höfleswiesen lies the first vineyard on the course of the brook on a slope, a little later after the mouth of a temporarily water-bearing, 1.3 km long brook from the eastern edge of the Heilbronn Paradise , the Jungberg is the first south-facing slope with vines on the left side of the valley soon to be followed by the Affenberg , on whose ridge line the Weinsberg settlement border already draws west-east. There is a larger sports area in the valley here. The open-air swimming pool there, already at the level of the first settlement areas on his left, is crossed by the stream piped in a curve to the northwest and then flows through a park lake. On the right slope, vineyards continue to follow the course until the Crailsheim – Heilbronn railway line crosses the valley shortly after the lake.

Lower course

Confluence with the Sulm (left) in Erlenbach

The brook then crosses the inner city area of ​​Weinsberg in a north-westerly direction, partly through a twist. Here it has already approached its receiving water Sulm up to a distance of about one kilometer and now flows almost parallel to it at the right foot of the slope, above which the narrow but steep mountain ridge from Burgberg with the ruins of Weibertreu and later Schemelsberg separates the two valleys, while the opposite slope at the bottom much flatter and overall significantly wider to Heidenacker and later to Bürg on the higher left mountain range. Below the castle hill, on the left bank of the stream, is the so-called Römerbad , the remains of a Roman villa rustica from the 2nd and 3rd centuries AD. The right slope of the valley is again covered with vineyards that extend to the end of the mountain range move there, while on the northeast slopes on the left side there are only sporadic vineyards. Behind Weinsberg's last house, the brook turns north, here a bridge on the B 39 spans the lower valley at the Erlenbach marker border . On the left is the Heilbronn Wartberg . Then the Stadtseebach runs under the A 6 into the Sulm valley and flows into the Erlenbach road bridge after a run of 7.6 km at about 162  m above sea level. NN from the left into the Sulm .

Catchment area

The Stadtseebach has a catchment area of ​​13.3 km², which is usually much more hose around the course on the left. There are noticeable tributaries in it only on the north-east oriented upper reaches before the settlement boundary of Weinsberg.

Its northernmost point is at the mouth, from here the watershed stretches southeast over the ridge of Hühnerberg , Schemelsberg , the castle ruins of Weibertreu and the eastern part of the city to approximately the route of the A 81 at Hüttberg ; here the catchment area borders the receiving Sulm itself. Then the water divide roughly follows the A 81 south to Heilbronner Reisberg ; on this section the Ellbach competes with its tributaries in the east . From the Reisberg the Scheide then runs west to the Hintersberg ; to the south of it the Gruppenbach drains here to the Schozach . Then the border runs over the Heilbronner Waldheide , the Heidenacker , the Bürg , and finally over the Weinsberger Sattel up to the Wartberg ; here in the west Pfühlbach and Breitenlochgraben compete . From the Wartberg the border runs east-northeast down to the mouth, beyond that the Sulm itself competes again .

In the area of ​​its western spur, the Wartberg drains on its southwestern edge on a tiny, on its northwestern edge on a slightly longer stretch to Heilbronn harbor basin.

More than half of the catchment area is in the Weinsberg district. Heilbronn has a mostly narrow seam in its south and west on a stepped terrain, which, however, runs down into the valley in the northwest near the Wartberg and widens strongly to the east. The mouth wedge, to the east of this and of a smaller area, belongs to Erlenbach. Ellhofen has a tiny corner at the Hüttberg .

Inflow system

List of source branches and tributaries, also of a higher order, each indented below the superordinate body of water, including the lakes in and around the course. Always lined up from the source to the mouth. Raised from LUBW-FG10 / LUBW-SG10 and TK25. Water courses, lengths and areas preferably according to LUBW, names preferably according to TK25. Lengths to a full hundred meters, areas rounded to a tenth of a hectare. Italic water names are used as proper names in one of the sources used, otherwise a descriptive name is used as a substitute, of which only the italicized parts (valley names, mountain names, common names, etc.) are proper names from the sources.

Origin of the Stadtseebach already on the Weinsberger district in a blade on the northern slope of the Heilbronn Hintersberg at about 298  m above sea level. NN , less than fifty meters north of the eastern section of the K 2087 to Obergruppenbach , about 600 m after it leaves the K 9550 Heilbronn- Untergruppenbach . The spring does not pour continuously.

  • Inconsistent influx from a secondary blade, from the left, approx. 0.5 km. At the confluence about as long as the Stadtseebach itself.
  • Between Hörnle in the east and the Heilbronner Waldheide in the west it flows through two lakes of 0.8 and 0.6 hectares in size, the lower one at 227.6  m above sea level. NN lies, together called Stadtsee .
  • Some inconsistent tributaries from the Three Blades , from the left after the entry of the Stadtseebach into the Wiesengewann Beim Stadtsee , 0.5–0.7 km.
  • Inconsistent inflow from the Bildstöckle , from the left on a farm road crossing the valley floodplain up to the Waldheide , 1.0 km.
  • Inconsistent inflow from the Höfle , from the left onto the Höfleswiesen , 0.6 km.
  • Brühlbach , from the right before the northern tip of the Hörnles on the Höfleswiesen , 1.2 km. Originates in the Brühl nature reserve.
    • Runs through a 0.3 and then a 0.4 hectare lake in the nature reserve.
    • Drainage ditch from an eastern valley bay, from the right, 0.3 km.
  • Inflow from a blade in the east of Paradise , from the left along the southern foot of the Jungberg to the northern Höfleswiesen , 1.3 km. With wood gallery on the lower course of the corridor.
  • Drainage ditch, from the left, 0.2 km.
  • Crosses the area of ​​the Weinsberger open-air pool piped.
  • Before it crosses under the Crailsheim – Heilbronn railway line, it flows through a 0.4 hectare park lake.
  • Four pit lakes on the site of the old brickworks totaling 1.1 hectares are about 300 m to the left of the course.

Mouth of the Stadtseebach at the bridge of Weinsberger Straße in Erlenbach at about 162  m above sea level. NN and after a run of 7.6 km from the left into the Sulm .

Protected areas

The Brühl nature reserve around the uppermost Brühlbach comprises 20.4 hectares and is a former firing range in which a small-scale vegetation mosaic has developed, which, like the wetlands in it, is now under protection.

The southern parts and the western edge of the catchment area up to the Wartberg are part of the FFH area Löwensteiner and Heilbronner Berge .

A total of six individual trees of different species in or on the edge of the southwest and southern forest fringes of the catchment area are protected as individual natural monuments, as is an oak in the town of Weinsberg near the train station. Extensive natural monuments are located in the aforementioned nature reserve ( Brühltal natural monument ) and in the Gewann Stadtsee , both of which are wetlands. The northern part of the Heilbronner Waldheide is also an extensive natural monument.

A larger protected forest area is located above the origin of the Stadtseebach around the Heilbronner Hinterberg , a smaller one at the Weinsberg motorway entrance (Elsbeerwäldchen).

geology

The course of the Stadtseebach begins in the Gipskeuper ( Grabfeld Formation ) a little below the reed sandstone surface ( Stuttgart Formation ), which forms a long step on the northern edge of the Heilbronn city forest. The stream then remains in the Gipskeuper as far as the urban area of ​​Weinsberg, below whose loess layers cover the lower valley slopes. Alluvial fillings begin a little after it emerges from the forest and extend to the mouth.

The southern and western edges of the catchment area are covered by reed sandstone, essentially the parts of the plateau that belong to Heilbronn from the foot of the Reisberg over the Waldheide to - with a break at the Weinsberger Sattel - to the Wartberg. The greater part of the entire catchment area, however, lies in the Gipskeuper, which also includes the rocks of the castle hill of Weibertreu and the Schemelsberg , only their summit areas are also covered by reed sandstone.

From Heilbronner Stiftsberg, a disturbance is likely to be pulling about a third of the slope southwest into the valley of the Stadtseebach to the western outskirts of Weinsberg.

Individual evidence

  1. Interpolated according to the contour line image on the TK25.
  2. ↑ Estimated from the contour map on the TK25.
  3. According to LUBW-FG10 (data record entry).
  4. According to LUBW-GEZG (data record entry).
  5. ^ Ferdinand Ludwig Immanuel Dillenius : Weinsberg, formerly free imperial, now Württemb. Oberamtsstadt. Chronicle of the same . Verlag Karl Aue, Stuttgart 1861, Chapter A II 2 c): Rivers and streams with their valleys , p. 11 ff.
  6. After TK25, it has a steady inflow from a left slope spring.
  7. In the south of the nature reserve two temporary water-bearing slope blades end at its southern edge, the longer one with a stream of 0.5 km in the direction of the Brühlbach , but without any recognizable physical connection with it.
  8. ^ Ordinance on placing under protection .
  9. Protected areas according to LUBW-SCHUTZ.
  10. geology to LGRB-GÜK300.
  11. geology to LGRB-GÜK300.

literature

  • "TK25": Topographic map 1: 25,000 Baden-Württemberg North, as single sheet no. 6821 Heilbronn

Web links

Geoportal Baden-Württemberg ( information ), especially with the partial maps / layers

  • "LUBW-FG10": River 1: 10,000
  • "LUBW-SG10": Standing water 1: 10,000
  • "LUBW-GEZG": water catchment areas
  • "LUBW-SCHUTZ": Various cards for the individual nature conservation categories
  • of the State Office for Geology, Raw Materials and Mining of the State of Baden-Württemberg (LGRB)
  • "LGRB-GTP": Geotope cadastre
  • "LGRB-GÜK300": Geological overview map 1: 300,000