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Beach Stability
Holden Beach is exposed to the same threat from severe
seasonal weather occurrences such as major storms and hurricanes as is the
entire coast of southeastern North Carolina. While these events have
occasionally caused major erosion to the beach and serious property damage there
is little exposure to damage caused by the consistent exposure to winter storm s
that is experienced by the more easterly facing coastline from Bald Head Island
northward. Holden Beach, due to its location and orientation is in a low
energy, mesotidal ocean environment.
The
eastern end of Holden Beach is separated from the adjacent island of Long Beach
island by the Lockwood Folly Inlet, which is relatively stable in location but
has exhibited a variance in the channel orientation over time. To view this
area, simply take a left on Ocean Beach Boulevard after crossing the Holden
Beach high-rise bridge.
This
area experiences consistently high levels of erosion due to low on-shore wave
energy and a relatively high tidal range that limits flood tide delta growth
resulting in an ebb tide dominated inlet.
As result there is little or no sediment transport across the
mouth of the inlet by the interruption of the natural littoral flow of sediment.
This combined with little off shore sediment availability causes severe erosion
at the up drift edge of the inlet.
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