Lago di Prà della Stua

45°46′23″N 10°53′56″E / 45.773°N 10.899°E / 45.773; 10.899TypeReservoirPrimary inflowsTorrente AvianaPrimary outflowsTorrente Aviana → EtschBasin countriesItalyMax. length0.600 km (0.373 mi)Max. width0.050 km (0.031 mi)Surface elevation1,050 m (3,440 ft)Islands0SettlementsSan Valentino

Lago di Prà della Stua is a barrier lake in Trentino, Italy. The lake is at an elevation of 1050 m and retains the waters of the stream Torrente Aviana close to the country road Strada Provinciale dei Dossioli. Besides the Lago di Loppio this is the only major body of water in the Monte Baldo massif.