The level of the Rhine and other rain-swollen rivers in south-western Germany fell on Saturday after surging to more than six metres in some places the previous day. Other parts of the country also reported an improved situation after heavy rainfall accompanied the New Year in many regions, causing rivers to break their banks and stretching the emergency services to the limits. Flood gauges on the Rhine in the south-western city of Mainz showed a maximum height of 5.21 metres on Friday evening. In Koblenz, where the Moselle River joins the Rhine, a more than two-year high of 6.64 metres was re…