This feasibility study examines restoration opportunities for the Prairie Creek and
Unnamed Creek watersheds with special focus on the alluvial fan and floodplain reaches of
the Prairie Creek Drainage (WRIA 04.1069) located in the Sauk Prairie Watershed
Administrative Unit of the Skagit River basin. It identifies physical and biological
impediments to watershed processes that impact fish utilization and habitat quality between
the interface with the Sauk River floodplain and the upper reach of feasibly accessible fish
habitat, a total of 1.4 miles (2.25 km) for the existing Prairie Creek channel. It also provides
recommendations for restoration actions to correct these impediments.
Restoration actions recommended in this report focus on restoring naturally sustaining
channel forming processes, sediment delivery, and hydrology; increasing channel complexity
and floodplain connectivity; restoring salmon access to the lahar terrace and alluvial fan; and
restoring riparian habitat between
Boyer, D., 2006. Prairie Creek Feasibility Study. Skagit River System Cooperative, La Conner, WA. pp. 73.
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