Oetterbach
Oetterbach | ||
Mouth of the Oetternbach in the Bega |
||
Data | ||
Water code | EN : 4626 | |
location | North Rhine-Westphalia , Germany | |
River system | Weser | |
Drain over | Bega → Werre → Weser → North Sea | |
source | Near Detmold - Barkhausen 51 ° 58 ′ 53 ″ N , 8 ° 55 ′ 31 ″ E |
|
Source height | 195 m above sea level NHN | |
muzzle | At Lemgo - Lieme in the Bega coordinates: 52 ° 1 ′ 26 ″ N , 8 ° 49 ′ 28 ″ E 52 ° 1 ′ 26 ″ N , 8 ° 49 ′ 28 ″ E |
|
Mouth height | approx. 80 m above sea level NHN | |
Height difference | approx. 115 m | |
Bottom slope | approx. 6.9 ‰ | |
length | 16.7 km | |
Catchment area | 34.948 km² | |
Medium-sized cities | Detmold , Lage , Lemgo |
The Oetternbach (also "Ötternbach"), in the upper reaches of Röhrentruperbach , is a 16.7 km long orographically left tributary of the Bega in the northeast of the German state of North Rhine-Westphalia.
The Oetternbach got its name from the Otter . This lived until 1572, when the last otter was caught in Heiden , on the Oetternbach. The otter was often hunted because of its thick fur and the otter fat, which was valued in folk medicine at the time.
geography
course
The Oetternbach rises at 195 m above sea level. NHN at the foot of the 260 meter high Mönkeberg . Immediately after its source, it flows through the Oetterteich and flows south. The stream reaches the northern outskirts of Detmold and thus the district of Klüt , from where it turns first briefly to the west and then to the northwest. It reaches the urban area of Lagens , flows south past Heiden and east past Lage and, after a total length of 16.7 km, joins the Bega on the left.
Tributaries
The Oetternbach has several tributaries, which are viewed from the source below:
- Lossbrucherbach: 1.142 km long, right tributary
- Dehlentruperbach: 1.027 km long, left tributary
- Klüterbach: 1.591 km long, left tributary
- Sylbecke : 4.504 km long, left tributary: Coming from the east, the Sylbecke flows through the northern Detmold districts of Hakedahl and Klüt and flows into the Oetternbach at Jerxen.
- Bremkerbach: 3.093 km long, right tributary
- Heidelsche Bach: 1.099 km long right tributary
- Siekbach : 3.455 km long, right tributary
All length information according to the Land Survey Office of North Rhine-Westphalia
environment
According to a survey of water quality data from 2001, the Oetternbach is assigned to water quality class III. This means that the stream is critically polluted. More recent studies from 2008 show an improved quality situation. The upper and lower reaches of the Oetternbach are assigned to water quality class II. The middle course between the confluence of the Sylbecke and the Fellenbach has poorer water quality and is classified as class II-III (critically polluted).
In July 2006 fish died in the Oetternbach. This was caused by pollution of the stream with large amounts of manure.
Protected areas
In the area of Oetternbachs and its surrounding region, the three a total of about 300 in 2006 and 2,009 hectares large protected areas " Oetternbach " been expelled.
The “ Hardisser Moor ” nature reserve is marked north of Hardissen along the Oetternbach stream .
Individual evidence
- ↑ a b Topographic map 1: 25,000
- ↑ a b c Topographical Information Management, Cologne District Government, Department GEObasis NRW ( information )
- ↑ NRW body of water directory: reference number 4626 (PDF; 1.1 MB)
- ↑ State Office for Nature, Environment and Consumer Protection North Rhine-Westphalia (2001) ( Memento of the original from September 25, 2011 in the Internet Archive ) Info: The archive link was inserted automatically and has not yet been checked. Please check the original and archive link according to the instructions and then remove this notice. (PDF; 964 kB)
- ↑ Water quality map district Lippe 2008
- ↑ The fish death
- ↑ Nature reserve "Oetternbach" in the specialist information system of the State Office for Nature, Environment and Consumer Protection in North Rhine-Westphalia