The Upper Tisa Valley. Preparatory proposal for Ramsay

Figure 17 A schematic delineation of the conditions of bed gradient of River Tisa and
its tributaries
The water output of River Tisa is higher, 224 m 3 /sec, that the average 126
m 3 /sec of River Szamos. It is due to River Tisa's tributaries of great water discharge.
River Szamos comes from the rather dry region of North Transylvania. Well beyond
its confluence with River Tisa, River Szamos loses its dip and begins its large-scale
deposition of gravel up near Szatmárnémedi. The vast gravel field of the Szatmári
Plain has been built by the three major rivers, (Szamos, Kraszna and Túr) together
with their affluents. This catchment area (Tisa-Szamos region) is a plain area indeed,
where the great bend of Vásárosnamény came into existence in the last third of the
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