Polestar Marina requests reauthorization to continue periodic maintenance excavation of up to 5,000 cubic yards of accumulated river sediment from the existing marina basin. Excavated material will continue to be placed in a barge and transported to an existing Corps of Engineers channel maintenance dredge disposal area along the downstream right descending bank of Island 521, which is located near Mississippi River Mile 221.7. The marina is located at 6171 Highway V, in St. Charles, St. Charles County, Missouri. The Public Notice comment period is open February 16, 2022, through March 1, 2022.