The Kahl is a river in the northern Spessart in Bavaria and Hesse, Germany. It is a right tributary of the Main and is 35.6 km (22.1 mi) long. The name Kahl comes from the Old High German word kaldaha, which means cool and clear. The Kahl rises from two sources left and right of the road at the foot of the Spessart hills, near Kleinkahl. These springs produce 50–60 litres per second. The Kahl flows into the river Main in Kahl am Main. The mouth is near the old Kahl Nuclear Power Plant. The largest tributaries are Westerbach, Sommerkahl, Reichenbach and Geiselbach.
The Geiselbach is a right tributary of the Kahl in the northern Spessart in Bavaria and Hesse, Germany. It is 5,2 km (3,2 mi) long and begins at the confluence of multiple headstreams in Geiselbach. The largest tributary is the Omersbach. It discharges near the Teufelsmühle. The Geiselbach flows through the Teufelsgrund to Hüttelngesäß and forms the border between Hesse and Bavaria. Near the village Brücken it empties into the Kahl.
The Sommerkahl is a small river in the northern Spessart in Lower Franconia, Bavaria, Germany. Near Langenborn the Sommerkahl empties from the left into the Kahl. Together with Westerbach, Reichenbach and Geiselbach the Sommerkahl is one of the largest tributaries of the Kahl.
Herzbach is a small river of Bavaria, Germany. It flows into the Westerbach in Westerngrund.
Huckelheimer Bach is a small river of Bavaria, Germany. It is the right headwater of the Westerbach in Westerngrund.
The Westerbach is a right tributary of the Kahl in the northern Spessart in Lower Franconia, Bavaria, Germany.
Oberstjägermeisterbach is a small river of Bavaria, Germany. It flows through the Englischer Garten in Munich. It branches off the Eisbach, and flows into the Schwabinger Bach.
Röthelbach is a small river of Bavaria, Germany. It springs southeast of Traunstein. It is a right tributary of the Traun in Traunstein.
The Rott is a river of Bavaria, Germany.
Erlbach is a river of Bavaria, Germany.
The Silberbach is a river of Bavaria, Germany.
Mutterbach is a river of Hesse and Bavaria, Germany.
Rohrgraben is a river of Bavaria, Germany.
The Ebrach is a river of Bavaria, Germany.
Ranna is a river of Bavaria, Germany and of Upper Austria, Austria.
Steinbach is a river of Bavaria, Germany.
Wiesbach is a river of Bavaria, Germany.
Katzbach is a river of Bavaria, Germany.
