4 pm, July 22 nd (high tide = 6pm) 12 th Street19 th Street

4 pm, July 22 nd (high tide = 6pm) 12 th Street19 th Street

10 th Street and Profile th Street and Profile 40 Lowest shore normal topography across the entire island – breached by Donna (1960) Overwash from Donna? Erosion Hotspot

hotspots ???

Quantity: Up to 1,100,000 cubic yards Disposal Location: Ft. Macon / Atlantic Beach Dredging Equipment Hydraulic Pipeline (30-inch)

Contract 2 (Potential) Quantity: Up to 250,000 cubic yards Disposal Location: Near-Shore Disposal Area Dredging Equipment Ocean Certified Hopper Dredge Contract 1 Quantity: Up to 700,000 cubic yards Disposal Location: Brandt Island Dredging Equipment Hydraulic Pipeline (16-inch)

Potential Option Quantity: Up to 100,000 cubic yards Disposal Location: ODMDS Dredging Equipment Ocean Certified Hopper Dredge Base Contract Quantity: Up to 750,000 cubic yards Disposal Location: Near-Shore Disposal Area Dredging Equipment Ocean Certified Hopper Dredge

Permit modification to # (Ophelia Replenishment Project) - 50/50 split w/ Emerald Isle ($24,900) - County = $12,450 maximum ($9,970 base + $2,480 option) - Services include; sediment compatibility analysis, erosion and fill design assessment, permit modification, & refined dredging estimate. Preliminary Costs for Hotspot Project (very preliminary and very maximum) 300,000 cy - Federal base plan = $4,000,000 ($2,500,000 mob + $5 unit) - Non Federal delta = $4,500,000 ($1,500,000 mob + $10 unit) Delta Subtotals (FY ) - State (50%) = $2,250,000 - County (25%) = $1,125,000 - Emerald Isle (25%) = $1,125,000