Rio Vista Wines is a small-scale vineyard and winery, producing approximately 600 cases of wine yearly.The property consists of 7 1/2 acres of prime land on the western shores of the Columbia River, 10 miles north of Lake Chelan. Three acres are planted in grapes.The white varieties raised are Chardonnay, Riesling, Gewurztaminer, and Pinot Gris. Syrah, Merlot, and Cabernet Sauvignon make up the reds.