"Foss Creek is a rain-fed watercourse in the San Francisco Bay Area. It is considered a tributary of The Russian River.Foss Creek traverses the city of Healdsburg, from north to south, originating near Passalacqua Road and flowing into Dry Creek near the U.S."@en . . . "Foss Creek"@en . . . . . "31.0896"^^ . .