Predicting the Next Storm Surge Flood:

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Chesapeake Inundation Prediction System (CIPS)
Predicting the Next Storm Surge Flood A Regional
Prototype for a National Problem
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Alexandria, VA (satellite image)
Old Town Alexandria
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Alexandria, VA
Shoreline
Grid Size River 100 m Street 50 m
US Route 1
Potomac River
I-495
Old Town Alexandria
Hunting Creek
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0.0-0.5 0.5-1.0 1.0-1.5 1.5-2.0
2.0-2.5 2.5-3.0 Depth (m)
Lee St
King St
Union St
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Chesapeake Inundation Prediction System
(CIPS) Predicting the Next Storm Surge Flood A
Regional Initial Prototype to Address a National
Problem Hurricane Isabel September 19, 2003
(400 AM)
0.0-0.5 (0-1.6) 0.5-1.0
(1.6-3.3) 1.0-1.5 (3.3-4.9) 1.5-2.0 (4.9-6.6)
2.0-2.5 (6.6-8.2) 2.5-3.0 (8.2-9.8) Depth (m/ft)

Lee St
King St
Union St
Someone marked the high water point in Old Town
Alexandria,VA
The intersection of Union and King Streets in
Old Town Alexandria, VA
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Base Layer High-resolution ortho-image
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Flood Layer Model output of water depth
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Hydro Layer Masks the flood depth layer over
water, leaving only the flood depth information
over land
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Buildings and Piers Layer Masks the flood depth
layer where there are buildings or piers.
Highlights flooding on streets and open areas.
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Final Result All layers in proper order.
Represent flood depth for one time step
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50
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59
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65
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Previous Result (Max Flooded Area)
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New Result (Max Flooded Area)
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