50.720652 7.560838 50.722388 7.562289 50.720652 7.560838 50.722388 7.562289 50.722388 7.560838 50.722044 7.561141 50.721968 7.561207 50.721909 7.561246 50.721889 7.561277 50.721746 7.561502 50.721475 7.561920 50.721319 7.561993 50.721225 7.562036 50.721144 7.562066 50.721075 7.562092 50.720688 7.562284 50.720652 7.562289 156332 Entwicklung Quellen und Quellbäche Gewässerkundliches Flächenverzeichnis