Laudach is a

river A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river. In some cases, a river flows into the ground and becomes dry at the end of its course without reaching another body of wate ...

in the

Austria Austria, , bar, Östareich officially the Republic of Austria, is a country in the southern part of Central Europe, lying in the Eastern Alps. It is a federation of nine states, one of which is the capital, Vienna, the most populous ...

n state of

Upper Austria Upper Austria (german: Oberösterreich ; bar, Obaöstareich) is one of the nine states or of Austria. Its capital is Linz. Upper Austria borders Germany and the Czech Republic, as well as the other Austrian states of Lower Austria, Styria, a ...

. The river reaches a length of . The Laudach is a left and the main tributary of the Alm. The longer Äußere (outer) Laudach is the output of the Laudachsee in

Gmunden Gmunden () is a town in Upper Austria, Austria in the district of Gmunden (district), Gmunden. It has 13,204 inhabitants (estimates 2016 ). It is much frequented as a health and summer resort, and has a variety of lake, brine, vegetable and pine-c ...

. It passes the areas of the municipalities

Sankt Konrad St. Konrad (or Sankt Konrad) is a town in the Gmunden (district), Gmunden district in the Austrian state of Upper Austria in Austria. Geography Sankt Konrad is part of the Salzkammergut resort area in Austria. It lies between the Traunsee and the ...

Gschwandt Gschwandt is a municipality in the district of Gmunden in the Austrian state of Upper Austria. Geography Gschwandt lies in a hilly area with a view on the Traunstein Traunstein (Central Bavarian: ''Traunstoa'') is a town in the south-eastern ...

, Kirchham and

Vorchdorf Vorchdorf is a market town in the district of Gmunden in Upper Austria, Austria, as well as the name of the municipal area ("Gemeinde") that the town and others occupy. As of the 2005 census, the town of Vorchdorf had a population of 7,287 inhabit ...

from the south. The smaller tributary, the Innere (inner) or Dürre Laudach, has its source in Kirchham. It is formed by two sources, the Platzbach and the Edlbach. The water stems from three hills (Wiesberg, Hacklberg and Feichtenberghills) that lay like a horseshoe around the district Hagenmühle of Kirchham. This right tributary discharges from the south into the Äußere Laudach north of Vorchdorf. The Laudach empties into the Alm about after the junction of the Äußere and Innere Laudach, several times interrupted by small

weir A weir or low head dam is a barrier across the width of a river that alters the flow characteristics of water and usually results in a change in the height of the river level. Weirs are also used to control the flow of water for outlets of l ...

s, in the southern area of the city of Bad Wimsbach. There are a couple of artificial ponds along the Laudach.

References

Rivers of Upper Austria Rivers of Austria {{UpperAustria-geo-stub