50.662286 7.513406 50.664180 7.513690 50.662286 7.513406 50.664180 7.513690 50.664180 7.513655 50.664124 7.513667 50.663918 7.513556 50.663760 7.513512 50.663678 7.513493 50.663600 7.513422 50.663482 7.513406 50.663457 7.513412 50.663319 7.513442 50.663177 7.513485 50.662927 7.513536 50.662565 7.513650 50.662371 7.513690 50.662286 7.513664 155105 Entwicklung Quellen und Quellbäche Gewässerkundliches Flächenverzeichnis