50.853056 7.827054 50.853475 7.827426 50.853056 7.827054 50.853475 7.827426 50.853475 7.827054 50.853448 7.827084 50.853421 7.827115 50.853401 7.827130 50.853377 7.827167 50.853336 7.827217 50.853314 7.827248 50.853289 7.827284 50.853264 7.827301 50.853252 7.827312 50.853246 7.827318 50.853226 7.827331 50.853208 7.827337 50.853175 7.827365 50.853155 7.827392 50.853123 7.827420 50.853078 7.827425 50.853056 7.827426 155419 Entwicklung Quellen und Quellbäche Gewässerkundliches Flächenverzeichnis