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HomeMy WebLinkAboutOak Island Renourishment Project_Appendix C2-WavesTown of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 APPENDIX C2 Predicted wave fields for Existing and after -dredge bathymetric conditions and changes in wave height caused by after -dredge bathymetric condition Template 2 201912020 Renourishment Project 17 ', , 16 C T 15 G( i6 a 14 0 0 T 13' 12 694 695 + ,696 697, `698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 -• +1% Sti G% 16 c E 15 G o d a 14 00 T 13' 12 694 695 696 697 698 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case01: Hs = 2.5 ft, Tp = 9.0 s, Dir = 97.7 degN Percent Occurrence = 4.854% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 ` tirtt it,�i,t , ,t t t ttt t 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave HeHeigghtl isting (ft) 17 16 T 15 E a 14 0 0 U T 13 12 fi94 695 + `696 697 696 699 700694 695 + t696 697 698 " 699 700 701���7022�037022�03 x coordinate (km) —� -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 n, , tr r, � t , t , t ttt ,t t 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case02: Hs = 4.4 ft, Tp = 9.5 s, Dir = 98.0 degN Percent Occurrence = 3.973% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 1/11 17 16 T 15 m m a 14 `0 0 V 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 -• Sti 16 c 15 a 14' 0 13 ' iiii �• 12 694 695 696 697s 698 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) 17 16 T 15 13 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave CaseW: H, = 7.8 ft, Tp = 10.1 s, Dir = 97.3 degN Percent Occurrence = 0.635% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 T 15 G v d a 14 i .. 00 12 694 695 696 697 696 699 700 701 702 703 x ocordlrate (km) 0 2 4 6 8 10 12 Significant Wave '+Height Existintg= (ft) 17 16 T 15 E a 14 `0 0 T 13 12 694 695 696 6971' 1698 699 700 ' 701 702 703 x coordinate (km) —� -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) 17 16 T 15 E m a 14 00 13 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case04: HS = 11.3 ft, Tp = 11.8 s, Dir = 97.1 degN Percent Occurrence = 0.164% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project UP 17 16 T 15 m m a 14 `0 0 V 13 12 .- 694 695 696 697 698 699 700 701 702 703 x coordinate (km) - 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 161,c r. T 15 G o d a 14 0 T 13 it 12' 694 695 696 697 698 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) 17 16 T 15 13 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case05: Hs = 14.2 ft, Tp = 12.4 s, Dir = 98.0 degN Percent Occurrence = 0.054% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project UP 16 C T - G 15 v -214 00 i. 13 12 694 695 696 697 698 699 x coordinate (km) 700 701 702 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 N 16 T 15 E a 14 0 13 12 703 694 695 696 697 696 699 700 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 16 c T 15 G o d a 14 0 T 13 12' 694 695 696 697 698 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 701 702 703 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case06: HS = 17.5 ft, Tp = 13.9 s, Dir = 99.0 degN Percent Occurrence = 0.016% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 694 695 696 697 698 699 700 701 702 703 x coordinate (km) - 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 16 T 15 G a 14 0 • . •. T 13 12' 694 695 696 697 698 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16e C v d a 14 0 T 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case07: Hs = 20.7 ft, Tp = 13.1 s, Dir = 98.0 degN Percent Occurrence = 0.002% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project Town of Oak Island ,,,, Jay Bird Shoals Borrow Area Modeling September 6, 2019 17461 N sti 16 T 15 G E v a 14' 13 +\t�`\tt,ttl [`tt, t`lsl ,ttt'ttt�t�+ `t'\`'` `1 Jfll fll lrr 12 "if tYt 111�t11 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 c 16 E 15 G s o d a 14 o' 0 =` '`t ; ;',',`, 1,1 13tt J 1, '+ t t `" I t ` t+ ` I t t, t , [ t t , 1 [ \ ;', ' s' `• � , � I r r l r l i ` 12 694 695 696 697 698 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) 17 16 T 15 G � E x v d a 14' O 13 \ ' \�\t\ �[ ttt }I1 ;t, �+ t\IIt IS \\,'t �1`t+` 1 `,` ` 1 f jtIl I..I 1. 111 .l tl. 12 [\\tl� [` \l\I\\\ `, +t\'t [tttt+,I'+ f11 j tt I11I I `II `, t + j .;+ \t,"I t 11 if ttI 111,itt 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case08: Hs = 2.4 ft, Tp = 8.9 s, Dir = 112.5 degN Percent Occurrence = 6.297% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 O 0 13 12 5`\\\+„1\\\\'„\[1S\1\'\\\'\i1\'ii\1\`\t S`t\\\'•\,'`''•`.\..•••. 51`{r'rrrr r11 t', t', Ir i\C�`i �5�ti:. i�a`�l i\:\. i`.5`\ i\5�`i .! r1s.i\, �t i ; �� �\.5'• \ \ :`.5`•. .r�lirl !�� t?,r � t�iii 1 d 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 G'j _ 16 T 15 E m m a 14 `O 0 T 13 12 sip` ttt `\i`i'Sis c�\iit 1i \i' `\i' �`\` }{rr rri4ii r' t\L\+t``5`t�``1,1\,+\`:55t.5`l1\1\`I',!\11i`tt �\il lt'�`�`\,l •±\�.�''•, •�+• ,'•Irrr!\r'�rr 694 695 696 697 698 699 700 701 x coordinate (km) 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case09: Hs = 4.4 ft, Tp = 9.4 s, Dir = 112.4 degN Percent Occurrence = 5.030% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 `t tt 1`t+`t+il+illi ,tli ,lll'Ittl lllllll °tllilt tt ilt it, +ti�+l, ltt i�iiittli+�i1.1++stl)tlLllu:i sl�l�s �tlii.i+.l .tc`i err tl tt ir.i 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 16 T 15 E m m a 14 `0 0 T 13 694 695 696 697 696 699 700 701 x coordinate (km) —� 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case10: Hs = 7.7 ft, Tp = 9.6 s, Dir = 112.8 degN Percent Occurrence = 0.714% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project UP 17 16 T 15 E m m a 14 00 13 12 tit ttttt s+ts t,titIt ttt'�iit it+itl;,t1+`t"t`t ,ti `t`t'tr`'i',f��`,�t ff��llfffifrrfff��ri 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 16 T 15 E a 14 0 0 U T 13 12 694 695 696 697 696 699 700 701 x coordinate (km) 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 101 17 ,1;, E m m a 14 00 V Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Casell: HS = 11.3 ft, Tp = 10.9 s, Dir = 112.2 degN Percent Occurrence = 0.129% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 0 7+ 13 A iifr'. `.Lt,', +,'?e,'i', ✓1�r.r.rrr!r �r,' 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave +Height l isting (ft) 171r';', 16 T 15 E m m a 14 `0 0 T 13 12 694 695 696 697 698 699 700 701 x coordinate (km) —� 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 101 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case12: Hs = 14.1 ft, Tp = 12.2 s, Dir = 112.0 degN Percent Occurrence = 0.038% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 16 tr e 15 E y. .i r'i,' i,r; ,y11 ' i' +'r'r'; i IT r'';'';; p 14 r','''' +'''',;'''�i''rt';,;'r'It rrr ;•';.�...r,..,I •. ';''''; 'f T ;'r''rir'r,°',',i', ;i r;ii'+r;r '�,,t't',tt',',s,t,t';'';';'';''''''�'it't';'r'''''i''''i r'r'r'rr".'r'„�r•'� ii 13''t;',t;,tiris'''i' 1' r r'i'';i;:;'„r;r',rr.;. r , r , ; r ; rr , , '',;'if T't; ;'1 ,t'1',''1 r't� r'It It; ;; r , ' };,,;,,,, 1,'}; ' � ,,;tr' 'r'''''' + ' ttit',',;t,r t, r;tT I It ,, r ;, t, s',ttt;'i t,, ,„", r �,, s r; 'I >>,rrr rrrrrr, r,rr 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 1}'r' G% r 16 , 15 ''' W 1,1; I' t111;[ ;;;'i '' ;' ' '';',i',-- -2 14';'�;; ,;;t,'1,,i'''',;';''' ,,, ,; s,,, , ;sr, '' ',-z T , ; t, ;rI ;,r ,,', rr; t,,sr,,;r,, tr r,rrr.'; .',.;,',',•,';.••;:,....: •' '`'r''rt''''r;sIt ;r{r'''rr;'' ';' 13 '';'''''', ,t; I ; t i r r' ';t''''t;i'i;t'r';'',r',t�',;,tf;,;;;;;t';�; ;';'I r r,, ;:,''1:'..•'; :':: .•) rr;ir)irr/; '�;, r; •r�.••�••�•• �frf 15t1'1tis',,,'i`t'ir,';"tt;t,,;,t;,;',f tII ;'Ir1j;,r' r t; ; llr�; ;�:'; ;; 12 't',tfi','tt's;'t'i,5,`,r, ;s,,, ,,t,r, ;;,,t,rr, ,, r,, ;;;I'�''�',��.,.•: tit;tt;;s;;i,';,;';;'t';'','��; ;'; 694 695 696 697 698 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 i'; Q 16 r 15 E ;;i;t T ' a 14 13 r;,, 1''r'r,"'r',t'rr,rr; cirri ��;r "i, r,rr'r','t;'rr r,, ,, ,r, /,�rl�f1%/%/rrr ii �•r•� r 12 'r' r';;'r;'; ,�',;;;i',ttt;'i ttit',',;'t ;',�',; ;�;',' 'r r,'r',;ri;r'` r,;r+irrli;rrr N'; ;, r' '• 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave CaseB: Hs = 17.6 ft, Tp = 11.2 s, Dir = 115.9 degN Percent Occurrence = 0.005% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 16 r;r C i, - T 15 itf rtrl G i i,'ii a 14 p ,,,,rr'rr;'rr ,+; ,'t;; Iti rr,;;=,; ,; v' ,rrrr,r;rf, 1.;r i iii',r, OVr' .,', rI ',,;,. 13 ' ,Il,+'r',r'r `,''; ; , ,', ,', 1'1'1,,1 ' ,; ,rl,;]t'=t''i'i; '';''r .'�',•,,.�. I,fl rfr It IIt Ir;f,r 111 ,r 1, ],111,',1 ,;, ,1, ,;rrr" 12 i�' ,;+ t',' ;; ;'' ; 'rrj ;'I" '„ i= II ' ;i ;',; ; 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 i rrr l �,r ,;;;', ' C 16 15 s ;itv, a 14 oO t�'�'`�.;�::�; ;•;i�': �- Str;;rr'; T 13 ,': Irr,; r,',;r1, :•: ;;,`,',If',�1;f'�;i +r'rl I'r, :t''r,'r ,t,1 ,'Il, r''I' _; t,',t',=, ;`,;',i,,',',, ,', ,' ; ; r ; � r ;', ;' i; v r ; r'� ,',''.',', ; •; :�1 :.'� .',• �iiiiiir; 01. ;';',r11 ;; ;;;'r t ;; ;> ;', • �;:.• • i'. •. �•.•:' !, //=//'r�/fir; r;;; ;,i,',;;r; f'';;r'; 12',;';'r '•'fr��!%ftr rr, �'�'���; r,r r',°r'' Ir � 1�''r' 694 695 696 697 698 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 15 rtr ;' ; rr'r'; r`r;', ;ri;rrfr.,•......, e' it l;''r;r a 14'flfr'r'*ri'i,',,',;, � 13't''',''+r+Ir, rilt,'1`,;1;1;f;;;;�rl�r1'';:'��ir'1'', i','',', ,f'rrr f'I',•,•ar, ,,,'•r =;r;+,t,;,�,;'1,,',1',',r,;r,;�r;lr'ri'r�':'i','''r''r'''.'; �, �'•'•.• iiriir it ,;'. 12 t 1 i; r;�; Ij ;S t= i,; ,l',t l',;[ ;'',r t; ;l i' ;';; ;,'r ,�',;;;;',='t;=;;',�',',;; ;', �',; ;�;',' ;f'r,'r',;I,ir'';' •,%,;rr;tfri;rrr,rrr 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave CaseM: H, = 20.7 ft, Tp = 12.3 s, Dir = 115.8 degN Percent Occurrence = 0.002% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 E s m m a 14 `0 0 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 -. /1% G% n i rr, 16' 1514 0 , ;', 'r,',',r; , 0 ',,+r � ;.'r',' ,,,, r rr � ' r v ',r, , 13 12 694 695 696 697 698 699 700 70, 702 703 x coordinate (km) -1 -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave CaseM Hs = 23.3 ft, Tp = 15.3 s, Dir = 115.1 degN Percent Occurrence = 0.002% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 O 13 12 'IZS.�i��!1t����`',t`i�t1�,+ti`'`;+ti�`t1`;i5'+;;`;.,:;;`r 'rl�; 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 "r,+ 16 T 15 E a 14 `O 0 T 13 12st�st`ii�tt�5��`is+i+ti,+,`lsi.:;;.s;`r.�jrirtiryjlf�it��""i tis,ti`s! ��}+�:s�n;S.1�+�ts1`1 :!` .`+`.i`, ,`::.. d.i,�,r.r.�1}�' 694 695 696 697 698 699 700 701 x coordinate (km) —� S 111 ii1,'+" ;51, 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave CaseM Hs = 2.5 ft, Tp = 8.6 s, Dir = 126.91 degN Percent Occurrence = 5.573% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 E m a 14 0 13 12 +}};`I Sst +t .t}it.<<,,``,`+ 694 695 696 697 696 699 700 701 702 703 x coordinate (km) - 0 2 17 16 T 15 E a 14 `0 0 13 4 6 8 10 12 Significant Wave Height_ Existing (ft) 2}'�Z'J,}��}i}��tiltlt�ti�}��}>,4E1}}�y°ti}ti�}}i�j`�lt}}�<<���`'``'`;;',';`t" rrf) t,tltl„+ 694 695 696 697 696 699 700 701 702 703 x coordinate (km) —� -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 }+ I rr'It, ' i'i If" 16 i,'ii is't'i}',}1,I}I'i'1'Ir,�rili''r}ir`I�irr. r, +['1}'r','1}}t, } 1` 1 Ii'r'1'ri�j',�ri r ....'.. t tf tl i5l t' t ,+ 1It}}', t'tlt'r', },Irr, r,r, r'rirrirr _ i 1i11111 +1ri +51,,,1,'r},,Ilirr, r, r rl�r r'r•�e ii �•�. •�• T 11I'71, Itti ,+itil'I, I1[I ttr',r ,}1ll rrrir',rrrirrilrr`r'r"`iirr'.i.'^.''•'.'.•' 15 it,,11",1II ', I G E `rt, tl, s,s,s ,s+tt,t'+"+'„1 , ,rr, �,,,r„ ' s. 1 }t't+,il'r i t't' I, .. tr}}'+' ,r , ,rl r r`rrl±r'r t0I,5+1 iI111I,,,,, +It,, _, , „'rrr r,r ,',rr, rr rr'�;'.: ...,';•. 0 C S}il+}, ,tit5 ,1,,, 1,[ il', rlt , r,=, t+,rlr,rlrlri �rrrr„ irri�r }t, ;,•,..,',';; .,.; .. ca i4Vti�'y4stt}ttl`'tt,+t,t,= =,}r'' p ; } , ,t :lr rrIrrlfr ,rrr,, S: 13 y1 t 1 it1 f 11 12 '+t, 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case17: Hs = 4.4 ft, Tp = 9.0 s, Dir = 127.3 degN Percent Occurrence = 4.728% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project UP 17 16 T 15 E a 14 `0 0 13 12 j?�1r�����'}�'tia'}}'E}1}}},��}}}'}}}�}`0}ti}4ti'}�'}s�`'4 ii,,�jr�'tr�'rai',: <<;;'; 1} �!'rr`I' t' �,;tt Y ,�; 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 G'j !1 V_ ..... _ 16 T 15 E a 14 `0 0 13 12 `'}}{1}i'j}'}}}1'}jitJ'ti�}''`IIt''i1; .1`\}tl }}it 1}�l�!,4A t 694 695 696 697 696 699 700 701 x coordinate (km) 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case18: HS = 7.7 ft, Tp = 9.6 s, Dir = 127.1 degN Percent Occurrence = 0.789% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project - 16`1''t4'tit''rt'f','rr........t'''r'''r'rr'r'r,rrr,�irrr"rrri',r' i'r, C 'r 'riiir r rr,i r }}'111 t41 tl ff,,I't r' tf if r f tff i I jiil'r�iir i'rii f''trt r'ir t ftt t'fff'it 4''""r'> r'lrrrr'irririii T itqq;'{IITltrt'frrrt 15'1 }';llfr''!r �l;'rr'rf,'{irrtr,7l llrrr r, rr,�rr%iirl f'i - ifl It fili jr'iiirr E r4ltir'r'rrr'rr{��Errriir'ii +'i,'r';,' :'.•I :: •( '' }rrr}�t;'rf t'r1 1 tr% Il r7llti'I rr'rt �.r v t4}444}'4ttTI�,l;,, "lttrtt'rrtrl1"PI �!. 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(Ir rr rrrr rrrri�r��,�, ittis'It.rt r't III) rr'{}I {��rirl'rS;';,''•;',• ;r%r'' 13 I gItlr1trt4}t S;r'r,rrlriffr�irr�'r}"rr rr ''��' ,ITtr 1'}f fflfl t,}rr1 rri t �' If r't It li'7 {rr ;; �,,',•;: ::.;',',I,; ;r s' i tt fftttt t ttr r��r rr'r1rff 4ffrrrrryrrr}ri 12 ��'ttytt`tt�tt4tttt4tty14ytfftlSyt'tt;t4tt4lrt{'Ir'Ir>t 4''f'''',' ttt t rrrrrr tot t 4tt Irrtrt'4'Ifft14`r5'"�; •` ` I1r4rrrrr'I {!Ilr,r;llr!!1! 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case23: Hs = 26.8 ft, Tp = 14.8 s, Dir = 128.6 degN Percent Occurrence = 0.002% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 �`ystit}i�47 r'''''+`'}' �'� N 017 t}�4}F4' j�r'r'f4y'li'7 d + , 16 +S`tis}+4}}i�irrfi�{r 16 P rii li Ir "rt'i rrr rrr'+'r'riYr rrr 444}t',+#t}{�t 4'yrr4 rrr rrrrlrriirr}=','{,,r„ rrr;;+ . 4444 n+ t+ ttt r 4}r r irrrrrrr r r V. ; rr rrrrr'+ r r';;,';%,'i;i;%'.:•.• :• ... 4� tE,'tt 34} 4`}454}}SrrtS�ri��1lrj�,��ttrrrr+rlrii�r'i �,;;;�:;:.-;::�:.,'.::r••'• Et+,14��4 44i 4 it}� r+rr rrrrrrrrrrrrr,trir,'' G 15 15 t } 4 r r �!� rrrrrrr rrrrrr,''r+;;'%; :;•;:. c E E1 �srststs t }4,}tr, rF r r rr rr, rrrrrr„,';;,r;' '.•',•`r.•, � 1 +>t 4 4}444+t' ,'trrr�rrirrrrrrr,rrr.,r,r., '• 4`t 44 �441IItt t t+r 4F r'r iir r rr r �rrrrr rr �44�tti T', 41f�,t+t t'}4F4 FFlrrrrr�i=rr'+4t4'r'. rrrr„';,','�,,,,•.•• � m 444!}44 t;4,, t 444}Ft 4 FF§,r rr j {r ,'rr, r r,,';,'; .,•,•; 14 4 444 4�+t } 4}4 1 ¢4 F FFr{r rl 4j 4 4}41444}}4444};44F44F}Fro}'r'11,71;'�;;!{;<;rr',,,;•,r,r 14 o r rlr rr 0 > 4 F 44FF4 4}4 44}';rr'r'r=,�},,,;;,,, ',r) „ o a 1 4 4} 4 4 '� 13Stt}tt�Ist.il1tt'ttt.lJL�T.4f'ft's't'tiSr'�'rt:i'`'` +r'I 1. 13 12 �3�tt���t' j t��t'�t 4�t�t�tE4}}t14� �41t4541��t441y4Etit ;tt`} �'t{4�4t ►' S � rr4 f���ff FrFtrrrrrt;i i } }rrl.4 �� , 1 ';'; t! r f1'kt`tttittt��,s ,tt.t .1.,i t4.St.t ,t t4 ,4.t ,t4.! ,4.tt t t�4tZ.,tt, ti�ir,r.t�r,4.� , FtFr4trr lt��{{t l 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 t [titjy,r�F ,r rrr}r F r r Sti i+tltr+4t'ik 1 rrrF;.li' : riir,r.r � __ 16 T 15 E a 14 `0 0 T 13 12 694 695 696 697 698 699 700 701 x coordinate (km) � 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 12 1��',:4�s►,,;�.� r 4tFtrrrrF rs��rf�t';'; 1 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case24: Hs = 2.5 ft, Tp = 8.0 s, Dir = 141.6 degN Percent Occurrence = 3.391% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project Town of Oak Island ,,,, Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 N sti 16 t( r , 1S Y4itrTttsr , t ty,trio !r flrrrrr'r > 3r�''rrr rrt'rrr'r;r�rjrr' ;,'r '.'.': 15 iii','ir ' E pG a 14 t t Pi t t t r rrr Y�t 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 11rF '1'`r�ir'iirrr r �rt`l� ;', Tt r,Yr r rrrirrit rrrlr'rrrr 16 ++itt�4ti �, r it � rrrrr'rrtr rt'rirr r ''„ 4#t �iiir, O , St ihi' t 'rr 4 {rrr rrrtr r } 1tr �r +',t yj tj }rt,rr y} E 1rr llr rrr rrrlrr lr,rr, r,' r',I,I !,� _�• G 15 { ,+ j t rrrul;rrnrirr�rr i;: c ,,tt1 Jrt,F rl,`rji r �r�r r t rrr rrrr, r,r Q t t t fr 4 rt f nrrrrrl'rr,rrrre',r 1 # #}Tt+t I r+t}t } # rrr, rt rr rrrrrrr rrr , tt rirl 'rrr,r,r r, r.,rr.". 14 # #[ +}# #4 } ill }}} }# rr jrlrr;r rr, �J! # } }4 11 rrrr rrrr/%1flr! 'r o 4t ,� }�#}i } t lrr rrr rrfrr } I; 13 l 11it,t�t'rtti# } 12 `ttt [[ ## 4#[ it #4 ,,,,,, I r'rr'✓r4 r [#t[[[[[[[[[##[li}[}[[}}i}4ji}##=}[�##4}Ty[�'�[+}[i}t t r 694 695 696 697 698 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) 16 lrr �rir,r�''r!' C E15 a 14 k11 Jill t 19lit t,1 1T t, 13 12 1#t1111 [[ I rr{ryrr' f r 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case25: Hs = 4.5 ft, Tp = 8.3 s, Dir = 142.0 degN Percent Occurrence = 3.696% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 tt}tt�t45y�}t��ilyt�S���SSI11),{�1.11,�'fr�r�r;'(r!1J 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17�1!i�SSti?i6'trii7!ire4jr.r -.t�� rV t4 (aL.-,,t — \ \ .- 16 T 15 E a 14 `0 0 T 13 12 694 695 696 697 696 699 700 701 x coordinate (km) � 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case26: Hs = 7.8 ft, Tp = 8.9 s, Dir = 142.5 degN Percent Occurrence = 0.646% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 i}'iT�i}.4r4J1i4 4i 4t4jf44'r4r4'4Ili I'`=''�} I' 'i✓�%i'rrrl�'+I'ri'r 1 r iE4lt5,t�t4},�4t��si.44,4i,t4i4.tiait10,i!ti,�iA,.45,t1trr(.,r,,`r, .: rf�'��'rrr�ara�: �I'ff..Jl..,r,r'>ir��i 694 695 696 697 696 699 700 701 702 703 x coordlrate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 ''4 yt+'r,�rr„rrrrrrr� rr -. }i t'r''+rri''rr r . t � �4r'4�titt{� r�'+'r'rirr+'ir'rr+r+rrr{f f +ra i4r r rr {�{,+r4irrr +r{j r frrrrr'r e 16 4 4 fL y 1 ,r r f r {%r rtr tr fi§4r Irrrr,rrr'r'r'; ,,,,',' �'�::%`„• , 4 , ff ' rt �fr'r)f r �rr�r +{ f+,r , f „Jrr,�::..•'...• •-' • .:�:�'�:' O `r r 444i r 'rr , r',+ rrr fjr rfrrr'�;i,', •: ,.ff / {rrr�l�rl,rr,r'jrrr„rfi''f;;.t:: T.F. �rr�I,r'+ 'rrf 'r 4 r r ' rfff„, r r ,'; 14 4 4 rir544 44t44�r'r lr rr4 + 4 i 4 rrr'.%f ff% _ y it it i4yi r�l ,, ,� ':::.,:.;.:•.•; $ 'r+,ri�iii r, rr1+'f;;pf;,;,,.; {ii i if � trlrr�J,��{��';�;:•. 13;tt:t!tt;!�t;r. 12 �JjE1}tStl�i4}���t��i4}44yi!yt4i4�ti�ei{eii44rgg i��i{i44i4�4S}t4ig��iYrrr�ffllP1,jlrr y rrr frt r 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case27: Hs = 11.3 ft, Tp = 9.9 s, Dir = 142.2 degN Percent Occurrence = 0.193% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 `0 0 V 13 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 .IJf::.:• ,Trr E 15 a 14 `0 0 V A L 13 12 'ii} 4r1�''r''r4 fry t{4`y4r�'�'��tf,'%,.;;; ✓J`Ilr1`1T1.11.rrl,rt'r , 4t��t�ttltiE,l�t�t5.44,1Etx4t}.c4�t4rtlt4f.i4t�,if.44.45,tttr�,!Er.11.'::/�d't' ,tra�lrr?rIV 1. [.f! 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 r'¢ Yfr`rri+rr rrrrrrrr !r ". raj S� r 4r4�r��ry�r+rt I'lir rrrrrr itt yy4rr 4'i rrr+prrr �rrrrrtrrrtrrr� rirrr+r r f rrr 4} r `� tt Ir {rrr rrrrrr rr{l{rrrr'rr 16 4r F4 4 rl� rirrrrr/f {{ r�rirjr�fr'rir'✓',rrrrr c rrrrttrri IJrr4rrrr+rr'r�rrrrrrrrrl %rrr, 'f[ (fry} ,rrr 4rr..r ��f 4rr4 rr{rrrlrff{{lrr�{r rrr{{'r T 15'r 44 rr j r4r{rr,r r� {r �r 4 r it r r r rrrrr• ,rrr,r %''"' G s r��� 44 4 rrr'r $rrr r' r r r rr,r rr,....r.:;,',.� ::.:.. -.--• •' � Q rr ttrrr'+r { t r{ i rig:;:;; m 444 t�rirrrtr r 4 1 rr , >''�jf.,. ......•. 14 i 4� 4 r i{f''r4�rr4i'rt'�`+44°4r rtt t'r1, r ° rj� ¢rrr'r�rrrrtrr't4'r4y5i�tttir'`rr{ fill rif✓ f Lr�J't[¢ ff }tt t rr'{r rr',�, 131tft4;,�tt�f�fi�t ref.li�rt�1Gt�46r1J1![�r4'{rrr",'r)(rr 12{}jt4},irift�lT��4j'4}t�f'4r'i§4p'''r`4tt'`¢';}ryi'`fr't't�,'tti'r'rir,,r, 'vj���{Itrt'r rrrr 4,t��t�ttlt4E�#�t��t5.44,SFtx4t4�s4�t4�t1t44.i4t¢ycf.4��.45�t�i t4r`,! f✓::i:::.�'r'�,tr3;r'1 rtrrr.!'d�.... , , r;r; t .f.1. 694 695 696 697 696 699 700 701 702 703 x coordinate (km) —� -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) 12 694 695 696 697 696 699 700 701 x coordinate (km) � 702 703 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case28: Hs = 14.1 ft, Tp = 10.4 s, Dir = 142.1 degN Percent Occurrence = 0.054% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 ry 4fr`r� ri"�rrrrr�r rr 16 T 15 E m a 14 `0 0 T 13 12 }�¢j4}tf;¢4�ST4¢4�¢}4��}�¢¢�l¢{l�F¢¢¢¢¢¢¢4¢¢r{¢r¢¢¢¢{�rS'1'j 694 695 696 697 696 699 700 701 702 703 x coordinate (km) —� -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case29: Hs = 18.3 ft, Tp = 11.1 s, Dir = 142.9 degN Percent Occurrence = 0.0 11% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 4r}4�t�tt`>i�,t;�4�c4.}¢,itx;cf.444ttc¢sw4tF5t4,t¢.�¢i,4rcttr�r)� 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 tt4! rfrrr' rrrf ` Irr ff�lrS' f l rtt�yf f §yf4tlfr1rr'f'`rjtI f I t l.1! _ t. 1. rrsc4., la4lr.rl.r.lr „.,. 16 T 15 E m a 14 `0 0 T 13 12 }y}F{St1'�1 1'' ; r`; r%�7� �rrrrr fiI'r�t'rl 4}}4a4tii`t#.c¢tt44�¢,¢4xif44,L¢tci4�rF.t4,i¢�¢4¢tcttr�r!fr�ri, 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case30: Hs = 20.2 ft, Tp = 12.3 s, Dir = 142.6 degN Percent Occurrence = 0.003% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project Town of Oak Island ,,,, Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 r'yy Y'rt'r'r'r"Tjrir, r N "J 4 Tr rrr}4r'r'r4�''r'rrrrt'r'��'�r', r, d FSrrrr'rrrr ' �} Jy'yyrrr'FI iJ'rr'rrrri,irr r,,,�rrfj,✓r' }4 J rrr}rrrrrr �'rrrri'r'!r'�ffr'�r'r ;r%;' 16 r 1 rt r,rr��Fr�'r°r tr r!rrrrr!°,rr'l,rtr rrr,°° °irrr'°°✓ r rrr rrrrr rrr rr�rr,r , .r,:'✓ ,'., ,rrr r',r lltr r r rrY r�{r`l{ !rrrr r+l if, ir'`✓ :�� �. :.�-:.._. rr , rr{�rr,rr✓/` ,,,,,, ; ,;,• T r rjj(({j r rrr /rrrrr rrrr /ri E 15rrrrrr%{ri�J 4�r� }+lrrlf�/1trr7!/�rrrrrrr✓rrr,;;; rrJJ r r Y Jy�}rrrrtlrrtrJri rrrl,rr }4 jlrr,rr rrr r tr r rr r'rlrr{{ljrrrrrr r,5;;...... r, tllrrrr,, . a rr rr } r ttr}rrrr}rr'rrrrr}r�, 14 rr, ¢ },r r, ,r,lrr,r rt rrr !r lri rrrr/°,, o i rrrrr „rr rr r rrr,r,r rrrrr,,°°• ,..:.; ly 7 r rr r r tr {%rrrrrr, •,••"•.•. �i�rrr'rrrr`°�rrltrrl¢rrrr iAt lrrrr{rrr, 1}'rir rf T itt L7 rfrrrrrrll�� �rllld{r,rllFJTrir`�,i''`� i;r 13 } rt,r rrrr tr}r T rrrrrJrrt yYr�F{rtrrrirJ,r:rr"„ " s)1r11t4�r} }rrrrFrrlrrr,}y ,rrrr /,rJr t 1 T }+rt,rt r ,rrrrr! 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Existing) (ft) 17 +' Y'ir'N,¢rrr,rirr , ',� N sti r }� "c 4r r r r1 rrrrr r/r °rrrrrr✓irrr }} �r'JJJ)) rrI Jr rrrr rtr'rrrr rl'r,rrrrrI, +r } yJ+ r r rrr 1 Jlrlrr rrr rrrr,' 16 t T1 rr+77�,rr��rrlrr'r}r Irrrrrr'f�'Irr;'rri;r'r; ,',• F ��}+� rrrrr���rr,arlrrrirrr��t1'��rlriiii5�'i'r'�r';1; ; T �rrrr r+,}rr,rrrrilrrr� rrr{frrr ff frrl;r'✓ +r,/ y4Jj rrrrr! i��rrrrrtr'1r��rr rr�1�Il��frr✓,�1,, --- 15 rtY r rr,'irr r� r/rrrr rrr rrrr rl, . , ;:' G rr}T,o'rlirjr11r;r ,r,, ;,' ✓�,.;.,',;;; ::- --::' - v r� 1ft 1 rr ! ,r r1 a 14 Y j� ¢ }rr11611 ,r,rrr,rrrr $ r rl rrr rrrrr rrrrrr rrrrr r'rirr'%`..:.;,I:,.: I �rrrrrrrrrrr�l� 1 r +t rrt�lr rr,',`'',' ,'• ,'}I rir'irt ilr � �f�} rrrrrr'° rll/� rr¢r f71!%rrfrrr✓%,'i'`�i ', iir • 13 t }}irltttlrt} } tr}rrr r rrr,!rrrrr! && { Tf r/FU.rt �1rr1r}��r rrrtrrrrrrrrrtrrr�p �y'rr+}rrr rr' r,,,,'„ rrr �t¢t�r�t1l�tfrrlry�r¢r¢}}ir44'r'rrr�rrrr¢r¢ryrttrjrr'rrfrr4�'r,t'1),:jjjj�j'i`,r: j1ft , ¢ ¢¢ }} }} } ¢+rrrt',', t fit¢ ¢ ¢} ¢ } ¢ ¢¢ r ¢rrr} rr}rt,, 12 l¢4�¢�}¢¢¢}¢}4{}I¢¢}¢�¢¢r}¢¢}¢t}}}'rrr+ii III 'r'I;'',>;';r';l/ljrr�rirrr�J�'r// ., 4¢ }¢ ¢¢ i1 ¢ 1¢ 4¢ ¢} } }¢¢ } } ¢¢ ¢} ¢ } }¢ ¢¢ ¢ } }¢} } } 1rl) iJ�JI �f , r !I J 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case31: H, = 25.2 ft, Tp = 15.9 s, Dir = 141.2 degN Percent Occurrence = 0.002% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 00 a 13 J 17 16 E 15 a 14 00 13 12 `}44ti�y}44�{�ii4R}4¢��ifSf¢z¢t4ii'4§y44�4;E14IT s , 'r%:. aar;'ri �l�lIlfl,�„i;t�r� 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 r' t 4,i} ri)�rr,r•�rirr r rrr Sti 16 T 15 E a 14 `0 0 T 13 12 ¢4} ¢r¢4T�4'}iti,¢4i'�t' t:��ii4RT¢'4f'y'r4r¢'ryr}`flif ''r�' ';'',l;rrl� rrr r ¢,ti¢it¢tc¢c.t.c¢It.o¢.z¢4c¢t�¢F¢A¢4c¢.4¢.¢��cEtt�r`.!flii; 'r 71ii5rrrr% ll 694 695 696 697 696 699 700 701 702 703 x coordinate (km) -� -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 rr j�r%rTr rrrr! 1}lri ltlr �r/fi///trrrjlirir�rrrrr; % - _ A. r�rrltl��lt�l ,__ r rr', �:::'�' _ � c �r pr 1r ,�ir r iiiii,r, _ rirjl� r}}!j } rr� i✓rtiii'r� i � 12}'t¢1}¢},¢¢¢¢rrr1r� �;',lr;/f;;r Nlizi 1.� 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case32: HS = 27.6 ft, Tp = 14.8 s, Dir = 143.3 degN Percent Occurrence = 0.001 % From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project UP 17 16 T 15 13 12 T�1t1���{}��}l ;}y`tIIQ\} } V� 1'1'1t4 B' ',J}t t� 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 16 T 15 E a 14 `0 0 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) —� -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case33: Hs, = 2.6 ft, Tp = 7.1 s, Dir = 156.91 degN Percent Occurrence = 2.225% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project UP 17 16 T 15 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) rV 4 .,�..it — \ 16 T 15 E m a 14 0 0 T 13 12 694 695 696 697 696 699 700 701 x coordinate (km) � 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 17 16 T 15 13 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case34: Hs = 4.6 ft, Tp = 7.4 s, Dir = 157.3 degN Percent Occurrence = 2.810% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12li��t�titii#�t�G44�4ji6;R�441z�:�§t44{F?c�;k4{��}4�4+it�t!�i �,�, .��aii;'1{1I1111l.r� 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 f'.t4.4§4i?e G41fr.'c'irr:i _ ".i N e4 .,�_-,t — \ 16 T 15 E a 14 0 0 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case35: Hs, = 7.8 ft, Tp = 8.1 s, Dir = 157.7 degN Percent Occurrence = 0.739% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 121{11;t}e4}�4{4t{i1;4�r4et�}iS};E�e4¢i4��,�r4e};i4�4{¢4�+4{it�t!,� ff�:r1✓�,�;(N,'f,r�il�1�1111�:� 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 1'.L4.4frki!`t>it4'1'1'.G'tra7rv"rr ".1L� N e4 .eV.ft — \ \`a- ' .. 16 T 15 E a 14 `0 0 T 13 12 M}}}t}tp4}4t�4i44}44y4cMt�t�,Ef1.iyr'�,�,. } } } } } M M } 694 695 696 697 696 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case36: Hs = 11.0 ft, Tp = 9.2 s, Dir = 157.3 degN Percent Occurrence = 0.174% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 {44t#¢�#�4 #4i�{i� �i4s#4;1'o' �§e4 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 rg��j�I7(r1'err=rr��l�trilT}�r�rf'1111r'111111fj� ry � � -- 16 T 15 E a 14 0 0 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) —� -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case37: Hs = 14.6 ft, Tp = 9.7 s, Dir = 157.6 degN Percent Occurrence = 0.035% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 1�1��i'D It4IViV T.1{'?T;tk 47.lril'tR 171tf rf�iW,V,716 tc�f�J 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 ry4 t4,rl�r}rrj„rrri�i�++rr +� .t. tr4L4�r+rt.4%rrr+a.Jr?r+„+✓.'.:,r � _ 16 T 15 E a 14 `0 0 T 13 12 �41�c{tc1}44�tRl4T{144aiF4�4cpR�ikklrt"i�4�4y4�tc�t►E1�i1, .`','6�lf;rr. F 1 14 i l i 4 4 4 t/.l. 694 695 696 697 696 699 700 701 702 703 x coordinate (km) —� -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case38: Hs = 17.4 ft, Tp = 11.1 s, Dir = 154.1 degN Percent Occurrence = 0.007% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 `0 0 V 13 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 E 15 o � a 14 `0 0 V �- A 13 121t14�;c4��4i 441�z1}41 i� F4t4�cl114 i16 rf'!r��4,,, ��4 c�it�f ► f1 %i,�1 ii'�r�i r'>� flilllf 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 �¢. l�j41'rl trir`1' r++rrr�+ i r, S� rt4rr+r+tl��+�rrr+rtiil�Tr +�t._ t�4L4.'',+�r:,lr-l�+.a!lrr�r„}✓.'r;,, _ 16 T 15 E a 14 `0 0 13 12�t�rrft�41y41l.tlµ�g1#44{31'44rr�'y4;�;lp¢f`��r��y§'¢4�¢�y4�y�$'�4'4'r$yl�rS'i��s�Et�'%';''y�%�.�ii��i+`�I��rrr',r� tl 4�.t tt cL icl.4 ��r.Li, ci.�4,c tR ck ,4.r. �s}.44.4.rt a r. ►,%i, ,..�'�'r'a''r5»,rr,,t'fli1 „r. ! 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case39: Hs = 20.5 ft, Tp = 11.9 s, Dir = 154.8 degN Percent Occurrence = 0.003% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 rr51flYrl�r%frr1 r�frri�r rrr 7tccTrj tl� rrir�r��r��r�rrr�f�r��jrtr�rrrrl! � n _ r,It.l�E�4r.�rrd::/.rrra�lrr,rfrrrr',,, V _ 16 T 15 E a 14 0 U T 13 12 694 695 696 697 696 699 700 701 x coordinate (km) —� 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 17 16 T 15 E x N m a 14 `0 0 V A 13 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case40: Hs = 23.9 ft, Tp = 13.0 s, Dir = 159.0 degN Percent Occurrence = 0.001 % From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project Town of Oak Island ,,,, Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 ry 16 trrrr��{rrrrr/'ifirrr'rif 15MOW", f' r 7r1 r '/�Jr� JJJJJJ �, a 14 ri{ri'rrr,r� 00 r rrrrrr rtr 13 ,rttr 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 �}q �i7V! 4? lfvrrfr rr r °� "10 rif'rr'r r gt¢ rI rirrr ylr�r { r 1J`ry j,jpt{ rf ryrr Y rrr�rrrrirfrr�rr'rrrrtr'rr c 16 f 7 f { f r 1 rrrlt i {rrrl rrr r r r r fr}f ryr�rrflrr � ft'f'llllr'i{ll'f r'rT'1 r:�rrr, T 15 �j� 0 4? y� 14 { # 4 li¢� 41;44{;¢�fi� rl¢ 411 r r1�,f¢i%1;'''' a TFT f � }}� 1 Ltr ?f }}� r� rr j rf } �S 1, r I :'-•. }I'}>�Ir rt 13 1rTtrtrtTr{t I f� r }�fi 3 { E ►ttt � �ttt� f �rr �flti tt r t Orttt4rrt� tt lr 4 12 T' it I' �l}I 1; ; �4����lll;l}Atffltt; r 694 695 696 697 698 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) 17 16 E 15 s m a 14 00 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case41: HS = 2.7 ft, Tp = 6.1 s, Dir = 172.3 degN Percent Occurrence = 1.770% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project UP 17 16 T 15 13 12 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 §:i �ii�4f:�llr,5r'i:'i'i,ri . ".1L� rV 4 .,�,.-,,f — \ 16 T 15 E a 14 `0 0 13 12 694 695 696 697 596 699 700 701 x coordinate (km) � 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 17 16 T 15 13 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case42: H, = 4.6 ft, Tp = 6.7 s, Dir = 172.6 degN Percent Occurrence = 3.194% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 4{�4;4t4i��f"�44���Y�4'�4�f{f}��1I f't rf'1 r g '�0.� 1 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 ht'.'r.4rril4f?ijr t5f�:'i?i!; 4'r _ —.1L� N e4 ., ._ it — \ 16 T 15 E a 14 0 0 13 '� ®r 1 rz, , 694 695 696 697 696 699 700 701 702 703 x coordinate (km) —� -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case43: Hs = 7.8 ft, Tp = 8.0 s, Dir = 172.5 degN Percent Occurrence = 1.012% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12�4rr�y��41�'y�yfr�7�yriy'rfik�f�'ffrit�t'1'''.�``'�'�r,%`Ff„ 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 rttrf4rrr}rrrr%rrrrr�r �Er��rfr°ii��r rrrrrr c1 1, 16 T 15 E a 14 0 0 13 12' 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case44: Hs = 11.1 ft, Tp = 9.0 s, Dir = 172.9 degN Percent Occurrence = 0.204% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 • �rr�����y��;�rr���r;;�rr��¢�4y/�y�y4rryf�a/ y►rl ��/���y���r�ry��'t�fFt�Ff�'�r'�r' `� ;✓�����!"T j�' ����i�„ I 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 16 T 15 E a 14 0 0 13 12yf�ri yl,yir r�t r� yl 'f�tf,�' r1�91MV 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case45: Hs = 14.3 ft, Tp = 9.6 s, Dir = 173.7 degN Percent Occurrence = 0.029% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 `0 0 V 13 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 E 15 v � a 14 `0 0 V i- A 13 121t1�6�{ti��l�4�ky�t�¢�F�44f���>r�i4��i4e��4tiik1;4�r��i4�4�;4�4c�t{c�r�l�;fr�if!'�: 694 695 696 697 696 699 700 701 702 703 x coordinate (km) MIA 0 2 4 6 8 10 12 Significant Wave +Height Existing (ft) 17 7rh.Lllit�ll.rtr�:alrt.t.�t.rtiit .. 16 T 15 E a 14 `0 0 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case46: Hs = 17.6 ft, Tp = 11.2 s, Dir = 169.7 degN Percent Occurrence = 0.004% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 0 0 V 13 17 E 15 o � a 14 0 0 V A 13 12't�M'$Y�h'��tr`1i�;rrrtif�11j11 117r111111111lr111rglffftOt %it's�}fr�rrrrr✓ . ,i'rrr/�I��rrrr�rrrr c�.4��t.�:x�::4fkffe�;r.�?,�r�rlltfr4f?l��tlrl��r�t4G�t!rfct{t�r�3f,�/'�'l 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 t1'," flJfljf�} fi�1f!!.+_�lftrtirf�flf�fllirj�r:+�+.�.. .v _ ..... 16 T 15 E a 14 0 0 13 12 'Llf'11'1 §7�T+ f'7 r7�'lr rf rjl l l f�rr jrf;I 1 +1 ),Tr'!?,t 7.t�ii)�I VIjVPI �;4�4��'if�4�1{t}f�����.fi� �'f✓'rr+�',5rJl� 694 695 696 697 698 699 700 701 x coordinate (km) 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case47: HS = 20.7 ft, Tp = 12.0 s, Dir = 175.7 degN Percent Occurrence = 0.004% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 `0 0 V 13 17 E 15 o d a 14 `0 0 V 13 12 41r'�T�Y7�rr�g"�Y'�T�fT')1!j}�!l��ltj�l�tl�rtl!)rlll�r�l�llrtrrl/rr'�ts�jt''rrrrr� .��t'/fi�frrrrrrrrf�Efl,� rr r L�t�4��Lytx�t,4�}4�E�i&�1l�,�!llrlL�?r'r;Lrr.Tr'af��tYi,4.4!(,4r?itfil�tiJ.E�Ir.Ir�;;'%fri:',as'rrrrrf��lr�l/FI„Ilrr,rll.1,1 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave +Height l isting (ft) 17 n!!1lTlrllr�rrl� �rr�lrir�rrrr ;��`_' af��aW���� !!i!!1!)ir dtil!lrl fT�rf71l j�rr%r1 lrrlrr'r l:�1�{Llrirlrlri�r�:i,llli�r!jttr�:rrrr.:.. .... 16 T 15 E a 14 `0 0 13 �rTjlfrTill �t7r tlrr!!�rlr!' lrrrrllr� rir�4��tf'rrirrrr r/ r//err ,���'�;ir}�'ifr;�r.�1�4�4�;4��a�tt�r� rE.E��.�i� %; ✓ff ;iirll 694 695 696 697 698 699 700 701 x coordinate (km) 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case48: HS = 25.8 ft, Tp = 13.8 s, Dir = 169.7 degN Percent Occurrence = 0.002% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 41r'�Y�)7jT���"TtY'}�TfYrJYT�t(ffe'lt)�ji itj�rlrlrjr�ltrtjYr/r'itI,\)iIff"I'l"lr tr%ii�frrrijrrrl��ll'irrr r t1,4�y:.x�7r4�?f�tt�i��?f�,ft7r1'L�4'r;zr}.4'afi�r,4.Gr�,4frtfitFt�J.Er;!'J'f :`;it;,Sal'rrrl.I,:fll„r�1.1,� 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave '+Height l isting (ft) 17 nlrlrTillir�ijrlr�tr��rirrr rrr ���"' �,���L�f���� itjrpl t)rlrr�,ttilt! 11 t�rf71 jr/r�rrlrrlrrrr 16 T 15 E a 14 `0 0 T 13 12''���tJ7ttr¢y�Ytlrr}rrrrll,!,Jr?,I" frrrr, rrrr'irrrrtirl rir�4��tfrrrifrrr `/ r//err c14�'rLlx�i4f4s�4�rr,frL1'��'.'r;irr'ir1;r.;;4r°4;4aLt�r�f�.Er1i� ✓�;iir!% 694 695 696 697 698 699 700 701 x coordinate (km) 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case49: Hs = 26.8 ft, Tp = 14.2 s, Dir = 170.8 degN Percent Occurrence = 0.002% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project Town of Oak Island ,,,, Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 +V $4 16 'C T 15v� G a 14 V �trrfr .. t 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 trr�rrf� ¢ r lr ,I1�f�r1 1rr��I'rr<r rrrr r r 16rrt'¢{fl l�rr� 1�'1 rrr'r�r;rr r c { ��¢��¢rrrrr{%�rifE{rr�rr���r'l�r'�r�rrrr'r�'r''�y� r r. ';'•;',�,'. rr�r¢'�{r'�{tir� T 15 r{t �¢¢rrr�{ rrr{rr r�r{ r'r/ /Il,,, rr � , s {� ¢rrr¢rr{rf'r'rr rrrrrr fl�i�l��r�r -;s:. ¢ ¢ r frrj¢rr¢rr�rrr rrrr rr rrr r j �f= ;4f; `' 14 0 r r¢rr¢'irrr�rrrrrr ¢'r1r 1 fr /', ;" o ¢ 1 rrr rfrrr� r , ti r trr r/ 13 rrr r trrrrrlrf{ r' rr rr r r 12 694 695 696 697 698 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) 17 16 E 15 s a 14 0 a 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case50: Hs = 2.7 ft, Tp = 5.5 s, Dir = 187.0 degN Percent Occurrence = 1.607% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project UP 17 16 T 15 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 �1:trrirlil�P:ti/N Ji: iNJ?7i7F.�.. .t�� rV e4 (aL. it s..® :.: " -:: '.. 16 T 15 E m a 14 0 0 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 17 16 T 15 13 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case51: Hs = 4.5 ft, Tp = 6.4 s, Dir = 187.2 degN Percent Occurrence = 3.474% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 �'! �y �y 4'�t�� y'r"g't rtir�r'r� 'r jr'VI., I � 1 rr�r��f 't t1!'''' �✓r'r',�rlr!rir 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 hlrtrtrrli:`s'di 1J�lrrrirrrer ".1L� �% eti 16 T 15 E a 14 0 0 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) —� -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case52: Hs = 7.9 ft, Tp = 8.0 s, Dir = 186.7 degN Percent Occurrence = 1.063% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 r}/yy�'llr> �rrli'rrrt�`����t1�,�rrl;''''�f�f�'�'r�l�l,Ijj��, 694 7 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17�17trt_lrli:`>'1jilJllrlrfiNJrM .t�� :1% eti 16 T 15 E a 14 `0 0 13 12 694 695 696 697 698 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case53: Hs = 11.2 ft, Tp = 9.2 s, Dir = 186.9 degN Percent Occurrence = 0.232% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 • �r�r¢��4�ri��¢��1f�ti�t�i�'�'�'�'�>����rf�r►f�� rf���Fr�'�I r �'� '����'�'�,'`>rl Y?l 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 k ^/ 16 T 15 E a 14 `0 0 13 12 • ��'r�4���yyrr'�g�y�'y�t�4'�r�i r'i'rr;,r��; '` f� �',�,�✓,�/�/r I' J 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case54: HS = 14.2 ft, Tp = 10.0 s, Dir = 186.9 degN Percent Occurrence = 0.050% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12�rrrryy}yrrr�ffrl¢'+rir�rl"i>rrrir"ry+,'r�%rrrrtS�I�rrr1111 r r ����//if/'ri1/}rri � 's�,44��r'tti?�k�r.+r,�tlrcri,tr'arir?��rr:r?r&]tir!,!rI'>: I%fall�'r'rr`r�f. 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 trrrlrrrrrlllrl r r�j �Tjl fl 11+1+1+ + ^! s. 16 T 15 E a 14 `0 0 13 12 4rr ��tr�ry§'�y�$'yf' ' i i rir rr�' r' rrr + 1i�;4�Fr,11'1 r+, M// 694 695 696 697 698 699 700 701 x coordinate (km) 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case55: Hs = 17.6 ft, Tp = 11.2 s, Dir = 186.6 degN Percent Occurrence = 0.005% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave +Height l isting l(ft) is\ 17 16 T 15 E a 14 `0 0 13 12 694 695 696 697 696 699 700 701 x coordinate (km) —� 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case56: Hs = 20.2 ft, Tp = 12.8 s, Dir = 183.0 degN Percent Occurrence = 0.001 % From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project Town of Oak Island ,,,, Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 ry sl C9. 16 'C T 15 G a 14 00 V 13 ,2 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 16 �lT�r 1 � >✓f �� � � 15 Y a 14 0 '' rrr rrrrrrrrf lr�,,l� r �r {r f. 13 rJ rrrirrr'rlr' ri/jr'�111 f� �'1" f !� r�rl>r ,�r� r r rr�rrr��rrrr r ,2 err% r i 694 695 696 697 698 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) 17 16 E 15 m a 14 00 V 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case57: Hs = 2.7 ft, Tp = 5.1 s, Dir = 202.1 degN Percent Occurrence = 1.613% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project UP 17 16 T 15 13 iL' 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 WYfiWWPJr1d" ftrrZ_,.r'.r'At6V_ .tip rV e4 (,L_ -,t s..® :.: :: . . 16 T 15 E m a 14 0 0 13 12 694 695 696 697 698 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 17 13 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case58: HS = 4.5 ft, Tp = 6.0 s, Dir = 202.4 degN Percent Occurrence = 3.239% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12'l�pf�r/!)1'rr"I pr" �1'te}It��itr�r f • �l frrj✓j f J 694 695 696 697 696 T 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 171J1FrrtrirJT.t."Pn -.ti,�_ rV t4 r,L_-,t s..® :.'. 16 T 15 E m a 14 `0 0 T 13 12 694 695 696 697 598 699 700 701 702 703 x coordinate (km) -� -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case59: HS = 7.8 ft, Tp = 7.6 s, Dir = 201.7 degN Percent Occurrence = 0.727% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 694 695 696 697 r 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 'rlNtrtli>i:'l�1rt'J!'Irlrrrir ss''ih. �.t�� rV t4 .,�_ -,,t s..®. \ -.��:.� ��- -_ 16 T 15 E a 14 `0 0 V 13 12 694 695 696 697 698 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case60: Hs = 11.1 ft, Tp = 8.9 s, Dir = 201.9 degN Percent Occurrence = 0.189% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12'?rl�! tr�'rl ,jJa 1/T /,✓� t�1'�l�}it=r1'''' f f/'/fit' 1 694 695 696 697 696 J 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 rjr�lfflj� t , r'r1 p 7 rjif/lf..rlrlfl�>Jl�'ll��lrr✓JJ . ,r � .� _ ..... 16 T 15 E a 14 `0 0 13 12 1r,�7j�1,Jf1,' r,1 ,iltj� r61 ",�� �rl.Nj)rfifT��lilt llt'I .l } _ 694 695 696 697 P 598 1�7 699 700 701 702 703 x coordinate (km) —� -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case61: HS = 14.3 ft, Tp = 9.4 s, Dir = 201.9 degN Percent Occurrence = 0.040% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) rti� 1pr� Y 17 16 T 15 E a 14 `0 0 13 12 "�r' L9�t��N1'� 1 /� .1 r•�l�r 1 r .f j11" �f1/%rtr�}t��tTriri/ >rr;�'r, rr�i�r 694 695 696 697 696 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case62: Hs = 17.0 ft, Tp = 10.0 s, Dir = 199.6 degN Percent Occurrence = 0.003% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project Town of Oak Island ,,,, Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 ry sl C9. 16 '� 15 0 14 / ,/,,�r,%dr''�r,,,✓ �r r f ,..r-r `yr/r:.: 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 } d � 16 IFf 15 E jrf � f ✓ » - l�;,',;r, r' a 14 13 12 694 695 696 697 698 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) 17 16 E 15 a 14 00 i. 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case63: H, = 2.7 ft, Tp = 4.9 s, Dir = 216.8 degN Percent Occurrence = 1.319% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project UP 17 16 T 15 E a 14 00 13 12 17 . 16 15 E / a 14 00 V 1. 13 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17�1"1rr�rprt� llilrJ%��'�J3u..-.SLR rV t4 aL.it s. \ , 16 T 15 E a 14 `0 0 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case64: Hs = 4.6 ft, Tp = 5.8 s, Dir = 217.1 degN Percent Occurrence = 3.141 % From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 694 695 696 / 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 /?t�rr ✓r l��frP"trrrP's�i}a� -. t�� rV t4 (,L_ -, t — \ : : 16 T 15 E a 14 `0 0 13 12 ��rr't��J"�✓�ft'�fr" fj�����f�11'iFt +f Ytt71" '� j;�; 694 695 696697 696 699 700 701 / 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case65: HS = 7.7 ft, Tp = 7.2 s, Dir = 217.4 degN Percent Occurrence = 0.666% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 �l'�trt''rn+'�,i"7l'r'�r.;.�`r;,'���,;r�,,�'l�r,�`r,�'1''����'�t�11��ftrti'•r f� �,/> 694 695 696 r 697 698 699 700 701 ! 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 t trr'r�✓l� t.✓P!'P"r'rr 1,r'"r ".1L� N tti 16 T 15 E a 14 0 0 13 12 694 695 696 697 698 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case66: HS = 11.0 ft, Tp = 8.3 s, Dir = 217.9 degN Percent Occurrence = 0.115% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12JJ.fj/�jr�l.drP PP 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 h4"✓tlrrJl� tJi!"r"trr 1 -.SLR +V t4 ,L_ -, t — \ \`a= -' 16 T 15 E a 14 `0 0 13 12rtr 694 �P 6�95i �J696f 6197 f j 698 } 699ff 700 1�701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case67: HS = 14.2 ft, Tp = 9.2 s, Dir = 215.3 degN Percent Occurrence = 0.015% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12.Yl��"/%/96 %�J'J''/f�y'y't1'��/ //�� 694 P 695 6'916' � f 697 r J696 1699'1E 700 701 � 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 .✓.t�rr✓.l� lJ` frf".t.Yr d�ir:,_. -.t�� rV tt aL.-,,t s..®. \-\V 16 T 15 E a 14 `0 0 13 12 �l M 1,7 J ear ri g f r,'T" +',i�'�' j"'=�44iTfrr ' i` r r' jl! 694 Y 6�95 r696697 596 699�7 700 701 / 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case68: Hs = 16.8 ft, Tp = 8.3 s, Dir = 219.7 degN Percent Occurrence = 0.001 % From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project Town of Oak Island ,,,, Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 ry T 15 a 14 0O 13 ff l 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 f d � 1615 > 14 0 } j� fffl� �ffp/Ij f lrJi % %f.' 13 12 694 695 696 697 698 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) 17 16 E 15 s m a 14 00 a 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case69: H, = 2.6 ft, Tp = 4.6 s, Dir = 231.3 degN Percent Occurrence = 0.688% From left to right and top to bottom: > Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project UP 17 16 T 15 13 12 694 695 696 697 696 699 700 701 702 703 x ocordlrate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 171t rrr���r "rr/rilt'J't'�.�rJS,c.. ".1L� N t4 .,1_ -, t — \ 16 T 15 E m a 14 `0 0 T 13 12 694 695 696 697 696 699 700 701 x coordinate (km) � 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 17 16 T 15 13 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case70: Hs = 4.6 ft, Tp = 5.5 s, Dir = 230.8 degN Percent Occurrence = 1.609% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 �t"�id ✓ t/�lri��l�}lr�t. ". t�� N tti ,�_ -, t s..® 16 T 15 E m a 14 `0 0 T 13 12 694 695 696 697 696 699 700 701 x coordinate (km) � 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case71: HS = 7.8 ft, Tp = 7.0 s, Dir = 231.2 degN Percent Occurrence = 0.367% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 �/J.�i%'�f1„+r�r'%%�✓��j✓J.+�fJf,{� �jN�tr�Tt�{TtT�t'1' f,�! � �J��� 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17�tr✓rl✓�� t✓llr%rr� lnti. -.t�� rV t4 (,L_-,t — \ .\ ' 16 T 15 E m a 14 `0 0 T 13 12 694 695 696 697 698 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case72: Hs = 10.8 ft, Tp = 8.3 s, Dir = 231.0 degN Percent Occurrence = 0.071 % From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 rfi�✓d rNr�; lr.��l'�r✓.i i ram. ". tip N tti ,�_ -, t — \ \ = 16 T 15 E a 14 `0 0 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case73: HS = 14.2 ft, Tp = 9.2 s, Dir = 228.9 degN Percent Occurrence = 0.007% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12J7 Mf ifl °f�%�sjfJrf f ✓Jr v.�r� tr}l�tftTr'''" , f N, 694 695 696 697 696 699 700 701 702 703 x coordinate (km) ELA 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17TYM%r"r,&<!'.1r'.iJ'3' ".1i,�_ +V t4 "a _ i t _ \ \`a: - ::.-. 16 T 15 E a 14 `0 0 13 12 %'J�1�}rJ`tr�r� �!.irj'frfffr r,��,�,Jj� t}�T{�frr;1"i`,f,r r' � 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case74: HS = 17.4 ft, Tp = 8.8 s, Dir = 231.2 degN Percent Occurrence = 0.005% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 694 695 696 697 696 699 700 701 702 703 x ocordlrate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 16 T 15 E m a 14 `0 0 T 13 12 694 695 696 697 696 699 700 701 x coordinate (km) � 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 13 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case75: Hs = 2.6 ft, Tp = 4.9 s, Dir = 246.5 degN Percent Occurrence = 0.301% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) IV t4 (,L_ -,,t s..®. \ - = 16 T 15 E m a 14 `0 0 T 13 12 694 695 696 697 596 699 700 701 x coordinate (km) -� 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 17 13 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case76: Hs = 4.7 ft, Tp = 5.5 s, Dir = 246.3 degN Percent Occurrence = 0.539% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 �t"fril✓ lrlitrt1199 . -. tip N t4 .,�,..t' — \ 16 T 15 E m a 14 `0 0 T 13 12 694 695 696 697 696 699 700 701 x coordinate (km) � 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case77: Hs = 7.9 ft, Tp = 6.7 s, Dir = 246.4 degN Percent Occurrence = 0.190% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 `%> �'I' �p t �1ttJ�lr''r f jif. 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 �t"%ir��✓ JrJ trs✓�rrllJ ram. tip N t4 ,�_ -, t — 16 T 15 E a 14 `0 0 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case78: HS = 10.8 ft, Tp = 7.4 s, Dir = 246.9 degN Percent Occurrence = 0.039% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12!�J%/fJf%ff�}rrjlJlffrr1� �r {1tT;lf p '�%{ >r /> �f l t 1y ' 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 �t".✓.ii�.✓. 1rJr�t�%/ Pry. -.ti,�_ AI t4 (,L_ -,,t s..®. \ - ' 16 T 15 E m a 14 `0 0 T 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) -� -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case79: HS = 13.5 ft, Tp = 7.5 s, Dir = 249.3 degN Percent Occurrence = 0.002% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 �t"✓rfisfr~ tr��fi -.t�� rV e4 r,L_ -, t — \ .\ . 16 T 15 E a 14 `0 0 T 13 12 N,��t��r'rrrrrri ;rrf /f ✓,�'i 694 695 696 697 696 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case80: H, = 17.8 ft, Tp = 8.6 s, Dir = 248.0 degN Percent Occurrence = 0.001% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 16 T 15 E a 14 `0 0 13 12 694 695 696 697 696 699 700 701 x coordinate (km) � 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case81: HS = 2.6 ft, Tp = 4.8 s, Dir = 261.3 degN Percent Occurrence = 0.169% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project UP 17 rr � .� +V $4 '. 16/ E15 a 14 %%f Il 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 16 f,r;> '„ - T 15fff 13 1 j,>�/r�i �Ar��{%�'� it 12 694 695 696 697 698 699 700 701 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 E 15 s a 14 00 a 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case82: Hs = 4.7 ft, Tp = 5.4 s, Dir = 262.0 degN Percent Occurrence = 0.321% From left to right and top to bottom: Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project UP 17 16 T 15 13 iv, 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 {�yl/fr�l i/f��/%�Jlr�. -. tip rV tti ,�_ -, t s..® :.: : : 16 T 15 E m a 14 `0 0 T 13 12 694 695 696 697 696 699 700 701 x coordinate (km) -� 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 17 16 T 15 13 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case83: Hs = 7.8 ft, Tp = 6.3 s, Dir = 262.3 degN Percent Occurrence = 0.168% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 �ti3/J ✓ %1'LL�J/i�1 �Y C. -. t�� rV t4 (,L_ -, t s..® 16 T 15 E a 14 `0 T 13 12 694 695 696 697 696 699 700 701 x coordinate (km) � 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 2 - Existing) (ft) 2 17 16 13 12 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case84: HS = 10.7 ft, Tp = 6.9 s, Dir = 261.3 degN Percent Occurrence = 0.040% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12r;r�/'�>f!rr �> t tTfgtrrtrr''pr/' rfs'r �i'f�� ,r /:,r/%1�jrf�l f/°f_/�l�s�rlf.'fyf% 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 16 T 15 E a 14 `0 0 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) —� -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case85: Hs = 15.0 ft, Tp = 8.2 s, Dir = 259.0 degN Percent Occurrence = 0.002% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 ir �f�/ ��T r t1litrr1 yr� /'! �rf f¢ff 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 1r�i/lr�r:� i�/1 ".tip IV tti 16 T 15 E a 14 `0 0 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 2 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 694 695 696 697 696 699 700 701 702 703 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Template 2 (ft) Offshore Wave Case86: HS = 17.9 ft, Tp = 8.3 s, Dir = 263.5 degN Percent Occurrence = 0.002% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 2) ➢ Changes in wave height (Template 2 — Existing) 201912020 Renourishment Project