"1983" . "Gro\u00DFer Brombachsee" . "Brombachsee" . . . . . . . "1700.0" . "3500000.0" . "36.0" . . "Igelsbachsee" . . . . "Gro\u00DFer Brombachsee" . . . . . . . "Gravity dam" . "1983" . . . "1999" .