Structures of Coastal Resilience Map Atlas Part 2

Phase 3 Map Atlas

Structures of Coastal Resilience: Phase 3 Map Atlas

COPYRIGHT Š 2015 Structures of Coastal Resilience CONTACT Julia Chapman scrinfo@structuresofcoastalresilience.org www.structuresofcoastalresilience.org

Narragansett Bay, RI Jamaica Bay, NY Atlantic City, NJ

Norfolk, VA

Narragansett Bay, RI

Jamaica Bay, NY

Atlantic City, NJ

Norfolk, VA

Atlantic City, NJ

Atlantic City Atlantic City Atlantic City Chelsea Heights Chelsea Heights

| | | |

Existing Topography Proposed Topography Existing Topography Proposed Topography

1980-1999

centered on 1990

100%

probability of exceedance in 50 years

1 year

return period

1980-1999

centered on 1990

40%

probability of exceedance in 50 years

100 year

return period

1980-1999

centered on 1990

10%

2020-2029

centered on 2025

100%

probability of exceedance in 50 years

1 year

return period

2020-2029

centered on 2025

40%

probability of exceedance in 50 years

100 year

return period

2020-2029

centered on 2025

10%

2050-2059

centered on 2055

100%

probability of exceedance in 50 years

1 year

return period

2050-2059

centered on 2055

40%

probability of exceedance in 50 years

100 year

return period

2050-2059

centered on 2055

10%

2080-2099

centered on 2090

100%

probability of exceedance in 50 years

1 year

return period

2080-2099

centered on 2090

40%

probability of exceedance in 50 years

100 year

return period

2080-2099

centered on 2090

10%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

500 year

500 year

500 year

500 year

return period

1980-1999

centered on 1990

2%

return period

2020-2029

centered on 2025

2%

return period

2050-2059

centered on 2055

2%

return period

2080-2099

centered on 2090

2%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

2500 year

2500 year

2500 year

2500 year

return period

return period

return period

return period

1980-1999 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

1980-1999 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

1980-1999 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

1980-1999 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 2% probability of exceedance in 50 years

INSUFFICIENT DATA

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 2% probability of exceedance in 50 years

INSUFFICIENT DATA

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

Atlantic City Atlantic City Atlantic City Chelsea Heights Chelsea Heights

| | | |

Existing Topography Proposed Topography Existing Topography Proposed Topography

1980-1999

centered on 1990

100%

probability of exceedance in 50 years

1 year

return period

1980-1999

centered on 1990

40%

probability of exceedance in 50 years

100 year

return period

1980-1999

centered on 1990

10%

2020-2029

centered on 2025

100%

probability of exceedance in 50 years

1 year

return period

2020-2029

centered on 2025

40%

probability of exceedance in 50 years

100 year

return period

2020-2029

centered on 2025

10%

2050-2059

centered on 2055

100%

probability of exceedance in 50 years

1 year

return period

2050-2059

centered on 2055

40%

probability of exceedance in 50 years

100 year

return period

2050-2059

centered on 2055

10%

2080-2099

centered on 2090

100%

probability of exceedance in 50 years

1 year

return period

2080-2099

centered on 2090

40%

probability of exceedance in 50 years

100 year

return period

2080-2099

centered on 2090

10%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

500 year

500 year

500 year

500 year

return period

1980-1999

centered on 1990

2%

return period

2020-2029

centered on 2025

2%

return period

2050-2059

centered on 2055

2%

return period

2080-2099

centered on 2090

2%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

2500 year

2500 year

2500 year

2500 year

return period

return period

return period

return period

2020-2029 100% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 40% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 10% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 2% probability of exceedance in 50 years

INSUFFICIENT DATA

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 100% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 40% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 10% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 2% probability of exceedance in 50 years

INSUFFICIENT DATA

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 100% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 40% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 10% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 2% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

Atlantic City Atlantic City Atlantic City Chelsea Heights Chelsea Heights

| | | |

Existing Topography Proposed Topography Existing Topography Proposed Topography

1980-1999

centered on 1990

100%

probability of exceedance in 50 years

1 year

return period

1980-1999

centered on 1990

40%

probability of exceedance in 50 years

100 year

return period

1980-1999

centered on 1990

10%

2020-2029

centered on 2025

100%

probability of exceedance in 50 years

1 year

return period

2020-2029

centered on 2025

40%

probability of exceedance in 50 years

100 year

return period

2020-2029

centered on 2025

10%

2050-2059

centered on 2055

100%

probability of exceedance in 50 years

1 year

return period

2050-2059

centered on 2055

40%

probability of exceedance in 50 years

100 year

return period

2050-2059

centered on 2055

10%

2080-2099

centered on 2090

100%

probability of exceedance in 50 years

1 year

return period

2080-2099

centered on 2090

40%

probability of exceedance in 50 years

100 year

return period

2080-2099

centered on 2090

10%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

500 year

500 year

500 year

500 year

return period

1980-1999

centered on 1990

2%

return period

2020-2029

centered on 2025

2%

return period

2050-2059

centered on 2055

2%

return period

2080-2099

centered on 2090

2%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

2500 year

2500 year

2500 year

2500 year

return period

return period

return period

return period

1980-1999 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

1980-1999 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

1980-1999 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

1980-1999 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 2% probability of exceedance in 50 years

INSUFFICIENT DATA

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 2% probability of exceedance in 50 years

INSUFFICIENT DATA

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

Atlantic City Atlantic City Atlantic City Chelsea Heights Chelsea Heights

| | | |

Existing Topography Proposed Topography Existing Topography Proposed Topography

1980-1999

centered on 1990

100%

probability of exceedance in 50 years

1 year

return period

1980-1999

centered on 1990

40%

probability of exceedance in 50 years

100 year

return period

1980-1999

centered on 1990

10%

2020-2029

centered on 2025

100%

probability of exceedance in 50 years

1 year

return period

2020-2029

centered on 2025

40%

probability of exceedance in 50 years

100 year

return period

2020-2029

centered on 2025

10%

2050-2059

centered on 2055

100%

probability of exceedance in 50 years

1 year

return period

2050-2059

centered on 2055

40%

probability of exceedance in 50 years

100 year

return period

2050-2059

centered on 2055

10%

2080-2099

centered on 2090

100%

probability of exceedance in 50 years

1 year

return period

2080-2099

centered on 2090

40%

probability of exceedance in 50 years

100 year

return period

2080-2099

centered on 2090

10%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

500 year

500 year

500 year

500 year

return period

1980-1999

centered on 1990

2%

return period

2020-2029

centered on 2025

2%

return period

2050-2059

centered on 2055

2%

return period

2080-2099

centered on 2090

2%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

2500 year

2500 year

2500 year

2500 year

return period

return period

return period

return period

2020-2029 100% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 40% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 10% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 2% probability of exceedance in 50 years

INSUFFICIENT DATA

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 100% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 40% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 10% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 2% probability of exceedance in 50 years

INSUFFICIENT DATA

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 100% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 40% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 10% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 2% probability of exceedance in 50 years

Existing shoreline NAVD 88

0’

1’

2’

Possible flooding from overtopping

3’

4’

+10” (NAVD 88) Elevated Roads

5’

6’

+7’ (NAVD 88) Elevated Roads

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

Norfolk, VA

Norfolk Norfolk Norfolk Willoughby Spit

| | |

Existing Topography Proposed Topography Existing Topography

Willoughby Spit | Lambert’s Point | Lambert’s Point |

Proposed Topography Existing Topography Proposed Topography

1980-1999

centered on 1990

100%

probability of exceedance in 50 years

1 year

return period

1980-1999

centered on 1990

40%

probability of exceedance in 50 years

100 year

return period

1980-1999

centered on 1990

10%

2020-2029

centered on 2025

100%

probability of exceedance in 50 years

1 year

return period

2020-2029

centered on 2025

40%

probability of exceedance in 50 years

100 year

return period

2020-2029

centered on 2025

10%

2050-2059

centered on 2055

100%

probability of exceedance in 50 years

1 year

return period

2050-2059

centered on 2055

40%

probability of exceedance in 50 years

100 year

return period

2050-2059

centered on 2055

10%

2080-2099

centered on 2090

100%

probability of exceedance in 50 years

1 year

return period

2080-2099

centered on 2090

40%

probability of exceedance in 50 years

100 year

return period

2080-2099

centered on 2090

10%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

500 year

500 year

500 year

500 year

return period

1980-1999

centered on 1990

2%

return period

2020-2029

centered on 2025

2%

return period

2050-2059

centered on 2055

2%

return period

2080-2099

centered on 2090

2%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

2500 year

2500 year

2500 year

2500 year

return period

return period

return period

return period

1980-1999 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

1980-1999 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

1980-1999 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

1980-1999 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

Norfolk Norfolk Norfolk Willoughby Spit

| | |

Existing Topography Proposed Topography Existing Topography

Willoughby Spit | Lambert’s Point | Lambert’s Point |

Proposed Topography Existing Topography Proposed Topography

1980-1999

centered on 1990

100%

probability of exceedance in 50 years

1 year

return period

1980-1999

centered on 1990

40%

probability of exceedance in 50 years

100 year

return period

1980-1999

centered on 1990

10%

2020-2029

centered on 2025

100%

probability of exceedance in 50 years

1 year

return period

2020-2029

centered on 2025

40%

probability of exceedance in 50 years

100 year

return period

2020-2029

centered on 2025

10%

2050-2059

centered on 2055

100%

probability of exceedance in 50 years

1 year

return period

2050-2059

centered on 2055

40%

probability of exceedance in 50 years

100 year

return period

2050-2059

centered on 2055

10%

2080-2099

centered on 2090

100%

probability of exceedance in 50 years

1 year

return period

2080-2099

centered on 2090

40%

probability of exceedance in 50 years

100 year

return period

2080-2099

centered on 2090

10%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

500 year

500 year

500 year

500 year

return period

1980-1999

centered on 1990

2%

return period

2020-2029

centered on 2025

2%

return period

2050-2059

centered on 2055

2%

return period

2080-2099

centered on 2090

2%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

2500 year

2500 year

2500 year

2500 year

return period

return period

return period

return period

2020-2029 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

Norfolk Norfolk Norfolk Willoughby Spit

| | |

Existing Topography Proposed Topography Existing Topography

Willoughby Spit | Lambert’s Point | Lambert’s Point |

Proposed Topography Existing Topography Proposed Topography

1980-1999

centered on 1990

100%

probability of exceedance in 50 years

1 year

return period

1980-1999

centered on 1990

40%

probability of exceedance in 50 years

100 year

return period

1980-1999

centered on 1990

10%

2020-2029

centered on 2025

100%

probability of exceedance in 50 years

1 year

return period

2020-2029

centered on 2025

40%

probability of exceedance in 50 years

100 year

return period

2020-2029

centered on 2025

10%

2050-2059

centered on 2055

100%

probability of exceedance in 50 years

1 year

return period

2050-2059

centered on 2055

40%

probability of exceedance in 50 years

100 year

return period

2050-2059

centered on 2055

10%

2080-2099

centered on 2090

100%

probability of exceedance in 50 years

1 year

return period

2080-2099

centered on 2090

40%

probability of exceedance in 50 years

100 year

return period

2080-2099

centered on 2090

10%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

500 year

500 year

500 year

500 year

return period

1980-1999

centered on 1990

2%

return period

2020-2029

centered on 2025

2%

return period

2050-2059

centered on 2055

2%

return period

2080-2099

centered on 2090

2%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

2500 year

2500 year

2500 year

2500 year

return period

return period

return period

return period

1980-1999 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

1980-1999 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

1980-1999 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

1980-1999 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

Norfolk Norfolk Norfolk Willoughby Spit

| | |

Existing Topography Proposed Topography Existing Topography

Willoughby Spit | Lambert’s Point | Lambert’s Point |

Proposed Topography Existing Topography Proposed Topography

1980-1999

centered on 1990

100%

probability of exceedance in 50 years

1 year

return period

1980-1999

centered on 1990

40%

probability of exceedance in 50 years

100 year

return period

1980-1999

centered on 1990

10%

2020-2029

centered on 2025

100%

probability of exceedance in 50 years

1 year

return period

2020-2029

centered on 2025

40%

probability of exceedance in 50 years

100 year

return period

2020-2029

centered on 2025

10%

2050-2059

centered on 2055

100%

probability of exceedance in 50 years

1 year

return period

2050-2059

centered on 2055

40%

probability of exceedance in 50 years

100 year

return period

2050-2059

centered on 2055

10%

2080-2099

centered on 2090

100%

probability of exceedance in 50 years

1 year

return period

2080-2099

centered on 2090

40%

probability of exceedance in 50 years

100 year

return period

2080-2099

centered on 2090

10%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

500 year

500 year

500 year

500 year

return period

1980-1999

centered on 1990

2%

return period

2020-2029

centered on 2025

2%

return period

2050-2059

centered on 2055

2%

return period

2080-2099

centered on 2090

2%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

2500 year

2500 year

2500 year

2500 year

return period

return period

return period

return period

2020-2029 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 40% probability of exceedance in 50 years

0’

1’

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3’

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8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 10% probability of exceedance in 50 years

0’

1’

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4’

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9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 2% probability of exceedance in 50 years

0’

1’

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8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

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7’

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9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

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6’

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8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 10% probability of exceedance in 50 years

0’

1’

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3’

4’

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8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

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10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

Norfolk Norfolk Norfolk Willoughby Spit

| | |

Existing Topography Proposed Topography Existing Topography

Willoughby Spit | Lambert’s Point | Lambert’s Point |

Proposed Topography Existing Topography Proposed Topography

1980-1999

centered on 1990

100%

probability of exceedance in 50 years

1 year

return period

1980-1999

centered on 1990

40%

probability of exceedance in 50 years

100 year

return period

1980-1999

centered on 1990

10%

2020-2029

centered on 2025

100%

probability of exceedance in 50 years

1 year

return period

2020-2029

centered on 2025

40%

probability of exceedance in 50 years

100 year

return period

2020-2029

centered on 2025

10%

2050-2059

centered on 2055

100%

probability of exceedance in 50 years

1 year

return period

2050-2059

centered on 2055

40%

probability of exceedance in 50 years

100 year

return period

2050-2059

centered on 2055

10%

2080-2099

centered on 2090

100%

probability of exceedance in 50 years

1 year

return period

2080-2099

centered on 2090

40%

probability of exceedance in 50 years

100 year

return period

2080-2099

centered on 2090

10%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

500 year

500 year

500 year

500 year

return period

1980-1999

centered on 1990

2%

return period

2020-2029

centered on 2025

2%

return period

2050-2059

centered on 2055

2%

return period

2080-2099

centered on 2090

2%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

2500 year

2500 year

2500 year

2500 year

return period

return period

return period

return period

1980-1999 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

1980-1999 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

1980-1999 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

1980-1999 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 100% probability of exceedance in 50 years

0’

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2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 40% probability of exceedance in 50 years

0’

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5’

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7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 40% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 10% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 100% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 40% probability of exceedance in 50 years

0’

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3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 10% probability of exceedance in 50 years

0’

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3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 2% probability of exceedance in 50 years

0’

1’

2’

3’

4’

5’

6’

7’

8’

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10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

Norfolk Norfolk Norfolk Willoughby Spit

| | |

Existing Topography Proposed Topography Existing Topography

Willoughby Spit | Lambert’s Point | Lambert’s Point |

Proposed Topography Existing Topography Proposed Topography

1980-1999

centered on 1990

100%

probability of exceedance in 50 years

1 year

return period

1980-1999

centered on 1990

40%

probability of exceedance in 50 years

100 year

return period

1980-1999

centered on 1990

10%

2020-2029

centered on 2025

100%

probability of exceedance in 50 years

1 year

return period

2020-2029

centered on 2025

40%

probability of exceedance in 50 years

100 year

return period

2020-2029

centered on 2025

10%

2050-2059

centered on 2055

100%

probability of exceedance in 50 years

1 year

return period

2050-2059

centered on 2055

40%

probability of exceedance in 50 years

100 year

return period

2050-2059

centered on 2055

10%

2080-2099

centered on 2090

100%

probability of exceedance in 50 years

1 year

return period

2080-2099

centered on 2090

40%

probability of exceedance in 50 years

100 year

return period

2080-2099

centered on 2090

10%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

500 year

500 year

500 year

500 year

return period

1980-1999

centered on 1990

2%

return period

2020-2029

centered on 2025

2%

return period

2050-2059

centered on 2055

2%

return period

2080-2099

centered on 2090

2%

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

probability of exceedance in 50 years

2500 year

2500 year

2500 year

2500 year

return period

return period

return period

return period

2020-2029 100% probability of exceedance in 50 years

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8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 40% probability of exceedance in 50 years

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8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 10% probability of exceedance in 50 years

0’

1’

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3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2020-2029 2% probability of exceedance in 50 years

0’

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3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 100% probability of exceedance in 50 years

0’

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6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 40% probability of exceedance in 50 years

0’

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7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 10% probability of exceedance in 50 years

0’

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8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2050-2059 2% probability of exceedance in 50 years

0’

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8’

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10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 100% probability of exceedance in 50 years

0’

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6’

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8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 40% probability of exceedance in 50 years

0’

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6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 10% probability of exceedance in 50 years

0’

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6’

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8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >

2080-2099 2% probability of exceedance in 50 years

0’

1’

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3’

4’

5’

6’

7’

8’

9’

10’ 11’ 12’ 13’ 14’ 15’ 16’ 17’ 18’ 19’ 20’ 21’ 22’ 23’ 24’ 25’ 26’ 27’ 28’ 29’ 30’ >