Kall (Rur)

The source is located north of belonging to Monschau town Konzen on Belgian territory. It flows past Simmerath and then jammed together with the Keltzerbach to Kalltalsperre, it traverses a few kilometers further Simonskall. In Zerkall (municipality Hurtgenwald ) the Kall discharges into the river Rur.

Tributaries are the Paustenbach and Rossbach.