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Southern Section - Old Topsail Inlet
34°19.43'N 77°40.61'W
Old Topsail Inlet is located just off the south end of Topsail Island. The change plot
below shows
that during Hurricane Bonnie this inlet was filled and overwashed. To the south of the inlet
the yellows and reds indicate beach erosion. Directly landward of that erosion, overwash
fans (blue) can be seen. Profile
comparison
1
and
comparison
2
show extensive erosion of beach and
dunes with overwash deposits further landward. Overwash deposits were as much as 1.0
meter thick.
Profile
comparison 3
shows a broad area of sheet overwash filling the channel
of Old Topsail Inlet. This profile cuts across beach that was eroded during the storm. The
1997
elevation
data
also shows the location of the channel before the storm.
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