Past and Projected Erosion Along The Siasconset Shoreline

The photos and maps linked below show the change in Nantucket's eastern shoreline from Sesacahcha Pond to 1,800 feet south of the southern end of Codfish Park from December 1957 to April 2005. Seven detailed erosion maps for smaller segments of this area are contained as pdfs in a downloadable zip file at Part 1.

Part 1. Erosion Maps
Part 2. Erosion maps narrative
Part 3. Analysis of Erosion Rates on Sconset Shoreline


"Between natural processes and the double-whammy of rising sea level and coastal development, two thirds of New England's beaches are eroding. Which ones are hardest hit? Woods Hole Group has used state data on shoreline changes through 1994 to find the fastest eroding beaches in Massachusetts. (Five Nantucket beaches named among the top 20 fastest eroding beaches in New England)."

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