 By 1899, Oregon vineyards yielded 2,694 tons of grapes.Five years later, a Forest Grove winemaker, Ernest Reuter, won a silver medal at the 1904 St. Louis World's Fair The vineyard on which the grapes were grown was located on David Hill west of Forest Grove.Wine production in Oregon, like elsewhere in the United States, shut down during the Prohibition era, but resumed in 1933.