Sucha Rzeczka [ˈsuxa ˈʐɛt͡ʂka] is a village in the administrative district of Gmina Płaska, within Augustów County, Podlaskie Voivodeship, in north-eastern Poland, close to the border with Belarus. It lies approximately 3 kilometres (2 mi) west of Płaska, 18 km (11 mi) east of Augustów, and 87 km (54 mi) north of the regional capital Białystok.