2023 Map of Gulkana B-4 NW

About this map

The Sourdough-Ewan Lake Trl cuts through a landscape defined by an intricate network of interconnected waterways and wetlands in this part of the Copper River Census Area. Centered on the expansive waters of Ewan Lake, the region shows a complex post-glacial topography where land and water are inextricably linked. Large named bodies such as Dog Lake, Deep Lake, and Crosswind Lake anchor different corners of the quadrangle, while Dog Creek provides a vital drainage link between the scattered basins. The distribution of these water bodies suggests a region that remained largely inaccessible by modern road infrastructure well into the 21st century, relying instead on established trails to traverse the terrain between larger lakes like Horseshoe Lake and Middle Lake.