1. Ross Wagenseil for PGDM April 2001 Wind Wave Surge 10yr25yr50yr100yr SELECT 1 Antigua Topography PGDM May 2001 16.98 N 61.925 W 17.20 N 61. 65 W 0 > 350 m < - 50 m 100 200 300 sea level 5 ARC-MINUTES 0 5 KILOMETERS 0 10 MILES 0 5 Grid: British West Indies Projection: Transverse Mercator Spheroid: Clarke 1880 Unit of Measurement: Meter Meridian of Origin: 62° West of Greenwich Latitude of Origin : Equator Scale Factor at Origin: 0.9995 False Co-ords of Origin: 400,000 m Easting, Nil Northing Datum: USNHO Astro 1943 Molodensky dx/dy/dz: -270 13 62 Resolution: 6 arc-seconds. (~ 182.5 m) The model used great-circle distances on the WGS84 datum. Scale varies with output device: Letter paper, 8½” X 11” ~ 1/172,000 15” monitor ~ 1/160,000 17” monitor ~ 1/141,000 19” monitor ~ 1/126,000 APPROXIMATELY Points of Interest: 1 3 3. English and Falmouth Harbours: International yachting centers. 2. Parham: Town and harbour at the end of a broad, shallow bay. Important desalinization and power plants at Crabs Peninsula, 2 Km northeast of the town. Flood plain west of town. 1. St. John’s: Main town, with the harbour at the end of a deep inlet. Includes commercial, recreational, and fishing facilities. 4. Jolly Harbour: Major resort complex with hotel on beach and yacht harbour dredged from natural lagoon. 3 4 2 N Notes: 1. Roads are shown for visual reference only. 2. Waves and surges for Points of Interest are reported from the nearest cell offshore. Directory Topo. Map

2. Wind Speeds 012345 knots mph kph m/s Storm Category 255075100125 255075100 125 150 50100150200250 10 20 304050 60 70 Antigua Winds Wind Wave Surge 10yr25yr50yr100yr SELECT Min Max 5 ARC-MINUTES 0 5 KILOMETERS 0 10 MILES 0 5 Ross Wagenseil for PGDM April 2001 PGDM May 2001 16.98 N 61.925 W 17.20 N 61. 65 W 1 3 4 2 3. English and Falmouth Harbours Nelson’s Dockyard 30 m/s Falmouth SE 25 m/s Falmouth NW 32 m/s 2. Parham Desalinization plant 31 m/s Waterfront by town 29 m/s Hill above town 33 m/s 1. St. John’s Downtown 27 m/s East side of town 32 m/s 4. Jolly Harbour Channel entrance 27 m/s Inner boat basin 26 m/s Beach front 28 m/s N Probability 10% / year, 10-Year Return Time Directory Topo. Map

3. Probability 10% / year, 10-Year Return Time Waves Antigua Wind Wave Surge 10yr25yr50yr100yr SELECT Wave Heights Meters Feet 1 2 3 4 5 6 7 510 15 20 25 Min Max 5 ARC-MINUTES 0 5 KILOMETERS 0 10 MILES 0 5 Ross Wagenseil for PGDM April 2001 PGDM May 2001 16.98 N 61.925 W 17.20 N 61. 65 W 1 3 4 2 N 3. English and Falmouth Harbours Nelson’s Dockyard 1.2 m Falmouth SE 1.2 m Falmouth NW 1.5 m 2. Parham Desalinization plant 1.6 m Waterfront by town 1.4 m Flood plain west of town 0.9 m 1. St. John’s Waterfront by market 1.3 m North of Rat Island 1.1 m Cruise Ship terminal 0.1 m Week Point 3.0 m 4. Jolly Harbour Channel entrance 1.2 m Inner boat basin 1.2 m Beach front 1.1 m Directory Topo. Map

4. Probability 10% / year, 10-Year Return Time Antigua Wind Wave Surge 10yr25yr50yr100yr SELECT Surge Heights 1234 5 6 5 10 15 20 Meters Feet Min Max 5 ARC-MINUTES 0 5 KILOMETERS 0 10 MILES 0 5 Ross Wagenseil for PGDM April 2001 PGDM May 2001 16.98 N 61.925 W 17.20 N 61. 65 W 1 3 4 2 N 3. English and Falmouth Harbours Nelson’s Dockyard 0.2 m Falmouth SE 0.2 m Falmouth NW 0.2 m 2. Parham Desalinization plant 0.5 m Waterfront by town 0.6 m Flood plain west of town 0.2 m 1. St. John’s Waterfront by market 0.4 m North of Rat Island 0.4 m Cruise Ship terminal 0.4 m 4. Jolly Harbour Channel entrance 0.3 m Inner boat basin 0.3 m Beach front 0.3 m Note: surges are reported as elevation above sea level, not depth of water. Surges Directory Topo. Map

5. Probability 4% / year, 25-Year Return Time Wind Speeds 012345 knots mph kph m/s Storm Category 255075100125 255075100 125 150 50100150200250 10 20 304050 60 70 Winds Antigua Wind Wave Surge 10yr25yr50yr100yr SELECT Min Max 5 ARC-MINUTES 0 5 KILOMETERS 0 10 MILES 0 5 Ross Wagenseil for PGDM April 2001 PGDM May 2001 16.98 N 61.925 W 17.20 N 61. 65 W 1 3 4 2 3. English and Falmouth Harbours Nelson’s Dockyard 38 m/s Falmouth SE 33 m/s Falmouth NW 41 m/s 2. Parham Desalinization plant 39 m/s Waterfront by town 37 m/s Hill above town 42 m/s 1. St. John’s Downtown 36 m/s East side of town 40 m/s 4. Jolly Harbour Channel entrance 36 m/s Inner boat basin 35 m/s Beach front 36 m/s N Directory Topo. Map

6. Probability 4% / year, 25-Year Return Time Waves Antigua Wind Wave Surge 10yr25yr50yr100yr SELECT Wave Heights Meters Feet 1 2 3 4 5 6 7 510 15 20 25 Min Max 5 ARC-MINUTES 0 5 KILOMETERS 0 10 MILES 0 5 Ross Wagenseil for PGDM April 2001 PGDM May 2001 16.98 N 61.925 W 17.20 N 61. 65 W 1 3 4 2 N 3. English and Falmouth Harbours Nelson’s Dockyard 1.3 m Falmouth SE 1.3 m Falmouth NW 1.5 m 2. Parham Desalinization plant 1.6 m Waterfront by town 1.7 m Flood plain west of town 0.5 m 1. St. John’s Waterfront by market 1.3 m North of Rat Island 1.3 m Cruise Ship terminal 1.0 m Week Point 3.3 m 4. Jolly Harbour Channel entrance 1.3 m Inner boat basin 1.3 m Beach front 1.3 m Directory Topo. Map

7. Probability 4% / year, 25-Year Return Time Surges Antigua Wind Wave Surge 10yr25yr50yr100yr SELECT Surge Heights 1234 5 6 5 10 15 20 Meters Feet Min Max 5 ARC-MINUTES 0 5 KILOMETERS 0 10 MILES 0 5 Ross Wagenseil for PGDM April 2001 PGDM May 2001 16.98 N 61.925 W 17.20 N 61. 65 W 1 3 4 2 N 3. English and Falmouth Harbours Nelson’s Dockyard 0.3 m Falmouth SE 0.3 m Falmouth NW 0.4 m 2. Parham Desalinization plant 0.8 m Waterfront by town 1.0 m Flood plain west of town 1.8 m 1. St. John’s Waterfront by market 0.7 m North of Rat Island 0.8 m Cruise Ship terminal 0.7 m 4. Jolly Harbour Channel entrance 0.5 m Inner boat basin 0.6 m Beach front 0.6 m Note: surges are reported as elevation above sea level, not depth of water. Directory Topo. Map

8. Probability 2% / year, 50-Year Return Time Wind Speeds 012345 knots mph kph m/s Storm Category 255075100125 255075100 125 150 50100150200250 10 20 304050 60 70 Winds Antigua Wind Wave Surge 10yr25yr50yr100yr SELECT Min Max 5 ARC-MINUTES 0 5 KILOMETERS 0 10 MILES 0 5 Ross Wagenseil for PGDM April 2001 PGDM May 2001 16.98 N 61.925 W 17.20 N 61. 65 W 1 3 4 2 3. English and Falmouth Harbours Nelson’s Dockyard 42 m/s Falmouth SE 36 m/s Falmouth NW 47 m/s 2. Parham Desalinization plant 45 m/s Waterfront by town 42 m/s Hill above town 47 m/s 1. St. John’s Downtown 40 m/s East side of town 46 m/s 4. Jolly Harbour Channel entrance 40 m/s Inner boat basin 40 m/s Beach front 40 m/s N Directory Topo. Map

9. Probability 2% / year, 50-Year Return Time Waves Antigua Wind Wave Surge 10yr25yr50yr100yr SELECT Wave Heights Meters Feet 1 2 3 4 5 6 7 510 15 20 25 Min Max 5 ARC-MINUTES 0 5 KILOMETERS 0 10 MILES 0 5 Ross Wagenseil for PGDM April 2001 PGDM May 2001 16.98 N 61.925 W 17.20 N 61. 65 W 1 3 4 2 N 3. English and Falmouth Harbours Nelson’s Dockyard 1.4 m Falmouth SE 1.4 m Falmouth NW 1.6 m 2. Parham Desalinization plant 1.7 m Waterfront by town 1.8 m Flood plain west of town 0.6 m 1. St. John’s Waterfront by market 1.4 m North of Rat Island 1.4 m Cruise Ship terminal 1.2 m Week Point 3.6 m 4. Jolly Harbour Channel entrance 1.5 m Inner boat basin 1.4 m Beach front 1.5 m Directory Topo. Map

10. Probability 2% / year, 50-Year Return Time Surges Antigua Wind Wave Surge 10yr25yr50yr100yr SELECT Surge Heights 1234 5 6 5 10 15 20 Meters Feet Min Max 5 ARC-MINUTES 0 5 KILOMETERS 0 10 MILES 0 5 Ross Wagenseil for PGDM April 2001 PGDM May 2001 16.98 N 61.925 W 17.20 N 61. 65 W 1 3 4 2 N 3. English and Falmouth Harbours Nelson’s Dockyard 0.4 m Falmouth SE 0.5 m Falmouth NW 0.6 m 2. Parham Desalinization plant 1.1 m Waterfront by town 1.3 m Flood plain west of town 2.4 m 1. St. John’s Waterfront by market 1.0 m North of Rat Island 1.0 m Cruise Ship terminal 1.0 m 4. Jolly Harbour Channel entrance 0.8 m Inner boat basin 0.9 m Beach front 0.9 m Note: surges are reported as elevation above sea level, not depth of water. Directory Topo. Map

11. Probability 1% / year, 100-Year Return Time Wind Speeds 012345 knots mph kph m/s Storm Category 255075100125 255075100 125 150 50100150200250 10 20 304050 60 70 Winds Antigua Wind Wave Surge 10yr25yr50yr100yr SELECT Min Max 5 ARC-MINUTES 0 5 KILOMETERS 0 10 MILES 0 5 Ross Wagenseil for PGDM April 2001 PGDM May 2001 16.98 N 61.925 W 17.20 N 61. 65 W 1 3 4 2 N 3. English and Falmouth Harbours Nelson’s Dockyard 48 m/s Falmouth SE 41 m/s Falmouth NW 52 m/s 2. Parham Desalinization plant 50 m/s Waterfront by town 47 m/s Hill above town 53 m/s 1. St. John’s Downtown 47 m/s East side of town 51 m/s 4. Jolly Harbour Channel entrance 45 m/s Inner boat basin 44 m/s Beach front 45 m/s Directory Topo. Map

12. Probability 1% / year, 100-Year Return Time Wave Heights Meters Feet 1 2 3 4 5 6 7 510 15 20 25 8 Waves Antigua Wind Wave Surge 10yr25yr50yr100yr SELECT Min Max 5 ARC-MINUTES 0 5 KILOMETERS 0 10 MILES 0 5 Ross Wagenseil for PGDM April 2001 PGDM May 2001 16.98 N 61.925 W 17.20 N 61. 65 W 1 3 4 2 3. English and Falmouth Harbours Nelson’s Dockyard 1.6 m Falmouth SE 1.6 m Falmouth NW 1.7 m 2. Parham Desalinization plant 1.8 m Waterfront by town 2.1 m Flood plain west of town 0.8 m 1. St. John’s Waterfront by market 1.6 m North of Rat Island 1.5 m Cruise Ship terminal 1.3 m Week Point 3.6 m 4. Jolly Harbour Channel entrance 1.6 m Inner boat basin 1.6 m Beach front 1.7 m N Directory Topo. Map

13. Probability 1% / year, 100-Year Return Time Surges Surge Heights 1234 5 6 5 10 15 20 Meters Feet Antigua Wind Wave Surge 10yr25yr50yr100yr SELECT Min Max 5 ARC-MINUTES 0 5 KILOMETERS 0 10 MILES 0 5 Ross Wagenseil for PGDM April 2001 PGDM May 2001 16.98 N 61.925 W 17.20 N 61. 65 W 1 3 4 2 N 3. English and Falmouth Harbours Nelson’s Dockyard 0.6 m Falmouth SE 0.6 m Falmouth NW 0.8 m 2. Parham Desalinization plant 1.5 m Waterfront by town 1.7 m Flood plain west of town 2.9 m 1. St. John’s Waterfront by market 1.3 m North of Rat Island 1.4 m Cruise Ship terminal 1.2 m 4. Jolly Harbour Channel entrance 1.1 m Inner boat basin 1.2 m Beach front 1.2 m Note: surges are reported as elevation above sea level, not depth of water. Directory Topo. Map