Niese (Emmer)

BW

Template: Infobox River / BILD_fehlt

The Niese is a 25.7 km long, orographic right or eastern tributary of the Emmer in the district of Lippe and Hoexter in the district, in North Rhine -Westphalia, Germany. You drained part of the Lipper Bergland.

Course

The Niese rises at an altitude of about 377 m above sea level. NN west of the village Köterberg on the western slope of 495.8 m high mountain dog. From its source in the waters west direction passing through the same place Niese ( to Luegde ) down to Beck Koller. After flowing through the Beck Koller Niese turns to the northwest and flows south past Schwalenberg and touches Koller Beck and Lothe, before entering the Steinheim wood, a large forest, occurs. After leaving the Steinheim wood Niese joins the west of Schieder at 33.7 km at an altitude of 120 m above sea level. NN on the right side in the Weser Creek Emmer, the flows on a few hundred meters to the east by the Schiedersee.

Environment

Water quality

The Niese was assigned in 2001 in the upper reaches of the water quality class II -III. In the further course, the water quality improved to grade II ( moderately polluted ). 2008, the whole course of the river grade II was attributed. The Niese is loaded with nitrates and phosphates by the discharges of sewage treatment plants Koller Beck and Niese and livestock in close proximity to water.

Nature Reserves

The valley of the lower Niese and the mouth of the Niese were reported in 1994 as a nature reserve. The 240 -acre nature reserve " Nieseniederung with mouth area " " extends to about 12.5 kilometers from the border to the circle Hoexter southeast of Schwalenberg past the district Lothe to the mouth area of ​​Niese in the Emmer north of Schieder close to Emmer reservoir. "It involves a semi-natural stream valley " with the most natural course of the river Niese, pronounced Talk technicians and extensive grassland areas of different humidity levels. "

Inflows

The Niese has some inflows that are listed considered in the following downriver:

• Pape Höfener Bach: 2.944 km long left tributary catchment area: 2.979 km ²
• Steinbach: 6.073 km long right tributary catchment area: 7.054 km ²
• Kleinenbredener Bach: 7.43 km long left tributary, the catchment area: 12.636 km ²
• Bärentalbach: 1.097 km long right tributary

All lengths according Landesvermessungsamt North Rhine -Westphalia

Hydrology

The State Agency for Nature, Environment and Consumer Protection of NRW operates a level at the Niese in Schieder near the mouth and provides current level data online. This level is also a gewässerkundlicher level. The mean discharge ( MQ ) at this level is 0.826 m³ / s, the low-water discharge ( MNQ ) 0,182 m³ / s and the mean flood discharge 15.3 m³ / s On 28 August 2008, measured with 0.053 m³ / s with the minimum and on 28 October 1998 with 44.2 m³ / s, the highest outflow.