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Contributing Institution
Maine Geological Survey
Document Type
Image
Identifier
70946
Description
Screw Auger Falls is the most iconic bedrock gorge in Grafton Notch State Park, forming in the same manner as Moose Cave gorge (see Figure 9). The modern Bear River continues to slowly augment glacial potholes and fluting in the channel during high flow events.
Project Name: STATEMAP Old Speck Surficial
Exact Creation Date
5-6-2020
Location
Grafton Twp
Supplemental Rights
Credit must be given to the photographer and the Maine Geological Survey when this photo is displayed, reproduced, distributed and/or used in derivative works.
Keywords
STATEMAP; surficial geology; Old Speck Mountain quadrangle; Screw Auger Falls; Grafton Notch State Park; Bear River; glacial meltwater