Lappach River in Germany From Wikipedia, the free encyclopedia The Lappach is a river in Bavaria, Germany. It flows into the Isen near Dorfen. CountryGermanyStateBavarialocationIsencoordinates48.2680°N 12.1264°E / 48.2680; 12.1264Quick facts Location, Country ...LappachLocationCountryGermanyStateBavariaPhysical characteristicsMouth • locationIsen • coordinates48.2680°N 12.1264°E / 48.2680; 12.1264Length10.9 km (6.8 mi)[1]Basin featuresProgressionIsen→ Inn→ Danube→ Black SeaClose See also List of rivers of Bavaria References [1]Complete table of the Bavarian Waterbody Register by the Bavarian State Office for the Environment (xls, 10.3 MB) This article related to a river in Bavaria is a stub. You can help Wikipedia by adding missing information.vte Related Articles