50.481985 7.773321 50.486143 7.782605 50.481985 7.773321 50.486143 7.782605 50.485940 7.773321 50.485949 7.773509 50.485983 7.774256 50.485987 7.774330 50.485991 7.774404 50.486002 7.774491 50.486096 7.775001 50.486143 7.775249 50.485914 7.775887 50.485856 7.776034 50.485843 7.776083 50.485551 7.776263 50.485509 7.776289 50.483287 7.779967 50.483109 7.780327 50.481985 7.782605 193694 Entwicklung Quellen und Quellbäche Gewässerkundliches Flächenverzeichnis