Custom Search     Knapp Flowage     It turns into a swamp from June to Sept. Says Beth Head out on the charming water at Milltown Dock & Marine Service Center, and you don’t have to go far from Knapp Flowage to make out the water at Lewis Dam. If you're stopping by Knapp Flowage from Siren, you won't be the only one. There are fine sites to look at along the Markville Snowmobile Trail. Knapp Flowage is magnificent enough to spend more than a day at, Clam Lake Resort and Campgrounds is a magnificent     local campground. If you came to camp Clam Falls Campground is a pleasant place to do that. Having a wonderful time at Knapp Flowage is trouble-free.            Map Detailed Map Marinas Marinas on or near Knapp Flowage Weather Local weather forecast