Haferbach

The oat stream just before it joins the Werre

The oat Bach is an orographic left tributary of the river Werre in East Westphalia -Lippe.

Course

The oat Bach at the foothills of the Teutoburg Forest in Oerlinghausen wave breaking, a few meters below the national road 967 from its source from the stream first flows towards the east, crosses Oetenhausen achieved Währentrup, where it holds a small, unnamed, 2.9 km long inflow to, which rises in the Teutoburg Forest. The water continues to flow toward the northeast, flows through Helpup achieved Lagenser urban area and crosses the Lagenser Districts Kachtenhausen and Ohrsen. After a flow path of a total of nearly ten kilometers of oats creek flows north of Ohrsen left side at km 40.1 in the Werre. The oat Bach is one of the largest tributaries of the Upper and Werre flows exclusively in the Lippe district.

Other than as specified by the State Survey Office NRW is referred to in the German base map and the linguistic use a springing between the Tönsberg and the " Huneckenkammer " Bach as the headwaters or source stream of oats creek. According to the State Survey Office is in this stream to a non-scheduled, that is nameless and not stationed Bach. The stream flows from its origin from north passing on Good Wistlinghausen and touches the settlement area Währentrups. Here he is dammed to a pond. North of Währentrup he takes in the sports hall on the inflow referred to as " oat Bach" by the Ordnance Survey.

Tributaries

Downstream considered:

• Siekbach - 3.035 kilometers long, left tributary to 110 m above sea level. NN
• Krebsbach - 2.001 kilometers long, left tributary to 96 m above sea level. NN
• Gruttbach - 4.977 kilometers long, right tributary to 95 m above sea level. NN, catchment area: 10.087 km ²

(All lengths according Landesvermessungsamt North Rhine -Westphalia)

Environment

Water quality

The oat Bach has in the upper reaches of a large organic pollution, resulting from a strong exposure to ammonium -N. This is recognizable by the increased occurrence of ciliates. Therefore, the oat Bach dirty here as excessively is placed in the water quality class IV. In the course of the water quality improves to the mouth to grade III ( very dirty ). Recent surveys of water quality of the creek oats show a significant improvement in the quality situation. The upper reaches and the lower reaches of the stream are Class II ( moderately polluted ), the middle reaches of the Class II -III ( critically polluted ).

Conservation

The lower Haferbachtal is since 2006 a nature reserve. Together with the low country of the Werre it forms the 56 ha large and belonging to Location nature reserve Werre valley and Haferbachtal. This is characterized by a flood plain with wood stocks and a semi-natural stream valley.