sentences:  From there, the Creek flows north to a confluence with Windsor Creek, and then flows westward, entering the Russian River east of Steelhead Beach Regional Park.Near the Laguna de Santa Rosa confluence, Mark West Creek has been diverted southward in three separate places, making it appear that the Creek feeds the Laguna instead of vice versa.Since 1988, the Creek length between the Laguna de Santa Rosa and the Russian River has often been considered part of the Laguna.