50.578836 7.513261 50.579310 7.515597 50.578836 7.513261 50.579310 7.515597 50.578836 7.515597 50.578874 7.515413 50.578906 7.515268 50.578939 7.515145 50.578972 7.514988 50.579000 7.514826 50.579033 7.514730 50.579062 7.514632 50.579087 7.514505 50.579110 7.514323 50.579122 7.514242 50.579124 7.514222 50.579154 7.514089 50.579187 7.513946 50.579207 7.513775 50.579229 7.513636 50.579255 7.513464 50.579281 7.513365 50.579310 7.513261 154746 Entwicklung Quellen und Quellbäche Gewässerkundliches Flächenverzeichnis