The Horná Blava stream flowing through the Malženice springs in the territory of the Little Carpathians, in the small Dobrovodská basin, on the edge of the Dobrovodská karst, the Mariáš spring directly on the territory of the Dobrá Voda village. It also continues through the village of Malženice and further through the neighboring Bučany, which flows through a large curve, turns east, the Dolná Blava riverbed separates from the right, the Vanigovský canal flows from the left and Horná Blava connects with Horní Dudváh.
The Horná Blava stream flowing through the Malženice springs in the territory of the Little Carpathians, in the small Dobrovodská basin, on the edge of the Dobrovodská karst, the Mariáš spring directly on the territory of the Dobrá Voda village. It also continues through the village of Malženice and further through the neighboring Bučany, which flows through a large curve, turns east, the Dolná Blava riverbed separates from the right, the Vanigovský canal flows from the left and Horná Blava connects with Horní Dudváh.