OAR 141-088-0100: Closure of Siltcoos River Estuary

(1) All submerged and submersible land under the jurisdiction of the Department below Head of Tide within the Siltcoos River estuary is closed to any and all use by motor vehicles. Excepted from the estuary closure are Government-owned vehicles on official business, motor or non-motorized boats, vehicles used in the launching of boats at designated launching sites, public and private utility vehicles performing company business, vehicles involved in rescue or emergency activities, and vehicles engaged in repair of fences and placement of bank protection material. (2) Head of Tide means the inland-most extent of tidal influence as measured by an increase in water surface level at Mean High Tide (Mean Lower Low Water Datum). (3) The elevation of Mean High Tide corresponds to a tide state of about 6.5 feet (Mean Lower Low Water Datum). The location of Head of Tide in the Siltcoos River estuary is approximately River Mile 3, at the Siltcoos Lake Outlet (Sections 32, 33, and 34 of Township 19 South, Range 12 West, Willamette Meridian).