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HomeMy WebLinkAboutOak Island Renourishment Project_Appendix C1-WavesTown of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 APPENDIX C1 Predicted wave fields for Existing and after -dredge bathymetric conditions and changes in wave height caused by after -dredge bathymetric condition Template 1 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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���702���703702���703 x coordinate (km) —� -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 E 15 G a 14' T 13 ' iiii �• 12 694 695 696 697s 698 699 700 761 702 703 x coordinate (km) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 1 - 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 1 (ft) Offshore Wave CaseW: HS = 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 1) ➢ Changes in wave height (Template 1 — 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_ Existing (ft) 17 16 Y15o a a 14 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project UP 17 16 T 15 E m m a 14 00 V 13 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave •+Height l isting (r(ft)\) 17 16 T 15 E m m a 14 `0 0 T 13 12 694 695 696 697 696 699 700 70, x coordinate (km) 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 1 - Existing) (ft) 2 17 16 T 15 ff m m a 14 00 V 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project UP 16 C T 15 - G E � Y v a 14 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 703 694 695 696 697 696 699 700 x coordinate (km) � 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) UL 16 r :.. c T 15 �':S':'.:',',', S. v d r: 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 1 - Existing) (ft) 9. 701 702 703 0 2 4 6 8 10 12 Significant Wave Height_ Template 1 (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 1) ➢ Changes in wave height (Template 1 — 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 Existintg= (r�ft)17 �\�j, 16 T 15 E a 14 0 U 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 1 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 N r4blij 16 C y T 15' G 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project Town of Oak Island ,,,, Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 V,N sti 16 T 15 G E v a 14' ° ','1`13 , t,`[t`t,`,, t\ tt; t`; \; `,ti 111 ;;i 1t`;ti •'Ir ri ,, `i,s�'t"�s`s+st'i s ` s is+si `'i, ', ir`lriillf �s sit is`s�si1i ; ;s1is s ` , i ili li l" t t'itilr 12It it; 1`[11 I' It t 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% Sti G% c 16 15 G E s o d a 14 o O 13\t J 1, 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 1 - Existing) (ft) 17 16 T 15 G x v d a14 ' 1++1� ; 13 ` i �rlrrrrl>IIJ' ti;[st s;`w '1,±t+;;ss \ 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 O 0 13 12 5 t+\\\+t `1t t\ltt, t[11t11\, t\'\i1\tt `it i+`'t St t\``t'•\t`•'•i• " 51`{r'rrrr r11 t', t', Ir i\C�`i �5tti:.i�a\�li+:'.i\.5'tit5�`i .!r1a.i\��ti ;���t.l'•\\:`.5`•` .r�lirl!��\?,r�t�ii\1d: 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 si` tit t\i`t't5i s`c�\iitt 1i \i' `ti, 10\' }{rr rri4ii r' t\Lt`t'`5tt�t`1,1',+\`:\5t.5`t1\1t`I',!t11i\ttit`t lt5��t+\\•�\+\\.�'••�•��' ,i•Irlr!ir'41r r, in 51 694 695 696 697 698 699 700 701 x coordinate (km) 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 1 - 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 1 (ft) Offshore Wave Case09: Hs=4.4ft, Tp=9.4s,Dir=112.4degN Percent Occurrence = 5.030% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 E N m a 14 `0 0 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project UP 17 16 T 15 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 1 - Existing) (ft) 101 17 ,1;, 16 T 15 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 isting _//l (ft) 17� ', 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 E m a 14 `0 0 13 12 ','t:'°;0'1'+''';;'+;';;1;1t1''' '';'T'''' ;%�;'17ir; `s°;,s:•;ri;r. +i. s. t+.+ir+ .!++ +.r. or ��r.l, ... ✓Lrr Jr.. lr.. 694 695 696 697 698 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave +HH6gghttE/existing (ft) 17 16 T 15 E m m a 14 `0 0 U T 13 12 Sii ;t+it,'it r°+t+ i'+,;',', 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 16 T 15 E m m a 14 00 U T 13 12 S;i;ti''t;t;'t'+i'`, 'r', ;;'�ri'';'r i;''''r''r i'it pis`. 694 695 696 697 696 699 700 701 x coordinate (km) i 1, 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 1 - 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 1 (ft) Offshore Wave CaseM: HS = 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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 Al 16' IT IT I'll `t,,' 15 IT G y1T1,1,1 I i r r, ,1 t'1;;;, , t,r;,+, , '',rr'r';r;r o ,'r' +r �r i11, 1, , I ' ' r , ! f r, r r , 131,rit,', r ;rr� � '' e'r ,', ,',, ;',,,',�, r,;,r err"r '; r,'•. '�;;;rl rrr';; �. �,::':';'• , r rr rrr 'rr ; ,rti, •'''`�'; ';; 12 't'It''''�'''''''�;'''�i;''''I�. /1��f�r+%';; �I, r+rrr , r! r r f'r rrr, ;'ir, ',t V,''' ;'r''''r''''',',',' ;r+, ;' ''�'�', :••••• , i ';'"'f''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 -. N G% ,6 % r ; I. " IT T 15'i,' r 'r„r a14 ';;;; 'e ;'r�','�''rrr',rr , ,r,t, �;��';�'';',; r,';r;';r; ,, +, ,r ;r t„'t r r rr , ' '' ,r, I' ;t' ;; '',},�,r;'rrr,';' ,', 'r,1't I ,t IT I 1' ' �'''r ; ; ' ;' ' ;'' e'r' :'••," ; :: • • ; : ; •,'rrr)J' l ;; : ;; ; rr r 12 ",;r11";�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 1 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 16' C ;r; 15 urr,,TI G s**''''P} ''''r 'i;'r rrrr ,' 0 ,,t t'"e,' ,r' t ,r ; r, r 1 r It I r' ' r rr 14 TIP' pO ;; ;;r, ,'ri '", 13 ','f r'r�sft r" IT;,i'' t;;S�tt�,r�;r;,�;,;,;;;','r;';r;�r'r�;�;r�';; �,'r'r';', �,'•. �. �,•::•; "!. •, 'i;;';;r,!',r; ;`r , r rr rrr 'rr ;'''`i�.'''`f fC • %!if%'+";;,,%��, 12 r ;, 1',; t;','',flit ;'I''',;t;;;''t',;'';';t 'rr'�'r,�;';,r','^•f'�;'�'��• err%r Iry %Irlr��r'rri:�!':rr. r 'fitf'I,�t if fit; r';' 1'r;',l t''; ;'r,;"• "' 'rrrr ll; t'rl ll >ijiirrr'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 1 (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 1) ➢ Changes in wave height (Template 1— Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 O 13 12 '1ZS.�i��!�1�'st`s�`1�,+ti`'`;+`t�`t1`;i5'+;;`;.,:;;" 'rrl�;Ir{t'ir`+ 4� 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) rr i ,irr'i''ri'r',r 17 r'+i'r''rr'r ,r t,r,'r', ' r „' ,r, ,+r r rr �• V 16 T 15 E a 14 `O 0 T 13 12st�st`ii�tt�5��`is+i+ti,+,`lsi.:;;.s;".�jrirtiryjlf�rt��""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) —� Y"i,, ;;r 702 1 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 1 - Existing) (ft) 2 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 T 15 E til � Sli a 14'`s O O his1 13 t` 12 +Z 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 1't';I; Irlrl r; l'r'f;;, 15 tii;i'i};;;};+};'t;'';''r;r; ilir''J;i'ri;;;; %t ;.. I.,...... :';:; ;. •' G ;';,'....•�,', r;1lir'r ;%;'ir' 'r,' l:', 1I;'r ;; ;'I rrr�,, ;:��'',•: ;` a 14 }';t+, `}f,';;'_},%'+'''}}iii'rtY4 f';;rr;;'il;'I'r;',';;;,;r''t,'rr p 'S'}=s; i',, tt ,, ;f� ,}}}'r ;'r'%r'(;; 13 + rr 11'r 1 f 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) tt III1 t+ tlllill" r,' rl 1' j'rr,rr '- 'I; =\, It�is l' itl,I,l 111 r'11'I; It rr,r'lf�i''i;r,1} 16titr}'r;rrl lr''r',rr%Ir'III, '''1',r,rr�,;,,,, ° C 1',trr'ir,'1 T 15 �;f'1'S+'\;ti;;}'it;'+,;;;'t�}', i,til; tl'1'�r ;lf �lr'i rrri r'r" r';i,'I:,%ir;'�'.;",; :�-;:.•,.,, :._. ti,;t i,tlsl;t,}},t, ,;,;{, Ir, r ;rI ,;%%' :;ii: ;":'.:.•';= G E %" III I\itswill I,,,'}};+ir,'tt'; , t',illl ttln' Ir'e"ii �;; r'r'1, "�•;:,'�',•; s , , '' Irl �r%%,rrr,r,,, ,. .., ••- .' p 1 }[115111 Witt, ,+I'I I I I' ; } ;, +r, rrr r I r',';;'r',',':'':; rr;','�•r.•.•'; C }l;}}t;}t}}�; 1�'+''I''+'1;';til It 't t''+ }t, ' t j1 ; r t l ; ir','i . rr„ri',r .'i'�•i .', it,r� `.''"', ... a 14 1�}5'} ;}f+',' +i' }',}'+ ; i'I'rr; r'r; ;'' f ;: r', ;',';, %I T 11 l 1 1i 1 t1t I+t trrr t+s, r•�``''' i''t •: 13 4 , ,+ , ,+ ,+I I, t , t t � , r t t , s'\' }'I�S}�I S��t',+,5''5�1 ,� '` 1 1 ,S\',i} ;;; �;ii'�`i <<r ,lllt�t,�,+',''t' 'l1 ��t} �5}}��' syr� }} �` Et1`i `'' '�; "' ;` i,,11 ,t �t }�, 1} ��S }ts�}'t }� �} }}+�}t 5,�,� 1+�1�1 }5}, 1`� `,,. +', ;�rf I� i' 1 1 I r 12 �; �i lE;�l lti t��;l}'}};;}t}}}�}}� ,}}k�{,[1,+`t ,i`''`I, It f/rf 77 S1t};'l ii i; �I1 +IIr } �,��5 �s��}S ��,`� �Si }�} }}}}� t`}`; l%`'`�'`; `; `; ;'t; �r!} 741r14[ [t ,,till} I; II,I lI l� � � , 1 l } � } }i ,,, r fjy I r1I+�i1[t„IIIII,, i 694 695 696 697 698 699 700 701 702 703 x coordinate (km) -1 -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 Significant Wave Height Difference (Template 1 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 'ifs ;+'I t t'I i t'; rr'r'1i: 1' I',t },'+1,iilt'1'+11It11 ,'t 11'r' ;rlrrl rr r', r'r;r _ T 15 s}?i'�'ttt';i;\',;'t',};;'i't';t�ii'}r,'IrIrI'r',;;:r',%'ii;;; r',';�•��:�,��t�'�:��;••••-,•:. v per\ `'}}, }s li`,}};t,t�ti};'+',t�, t, , rrr r;r'irrl�r��rr:,'„',','�;'.'. ;�,'�'.'.'; .'. V ' }}i};}}}I;; t51=',+'}'I;;;i,+t�, 1+;;t,' ,'..•, , r'r„ .,•� �''':'�'',''; •. ,' a14 , } ;1 1,'r ; OV 1,Il'� tl 't �ts''i yp 'I S� f,}t 1't,rf '',; i'I• Il ,rrr„';'t, s,,, ,i;:,: 13 ',r,r,s,,,.t..,' it;ti}i� +,`iI'Sritit i, 12 ,rjl fi94 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 1 (ft) Offshore Wave CaseV: 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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project UP 17 16 T 15 E a 14 `0 0 13 12{{{1{{`{'{{{}'{{{{t{}{}{{}{{I{{}{{50{{}4{'{'}s�'4�t; rjrrtrt'r�t',}}�iiri}1}�lrirrY tt, „ ,;t��'!�!tn 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}'}4}i''}}r'r'ii r}'}'rii}r r S" 9,'::la't}:4?}.?',r 16 T 15 E a 14 `0 0 13 12{{{'{1{{S�{'`{'{{'{1`{'{}{1}t'j}'{}{t'{j{'{}''{'=4`i4'i1; ;. 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 0 13 12 1j1 ',t4t1`1� 11110i1oi ti;tllo ii,�Si;tiy64�4S =' t'r'." ir%.'. ,'_"'J'J rr'r1r�,!,'I i'tl11r11 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 fi'i }'}rr'+r'r i'irrrir'r r�r iirr r S" i�t, rir rj +'rii�r,rr r'rrr r'rr rr ;, G'l 16 T 15 E a 14 `0 0 T 13 r; ��','lf,, ; ,.;., 1 �13�,ti,t�sL�.1},�,tl 13.1ti,t 11 tS�ry.tio4j.S�,j.ti ',+.'r'.'.'...'.:'..'.' 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 1 - 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 1 (ft) Offshore Wave CaseM Hs = 11.1 ft, Tp = 10.1 s, Dir = 128.1 degN Percent Occurrence = 0.135% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 `0 13 12 j!}'}�;}�;,}'}}�4`}1t4}`}}}tit�s'�}��}i+�ty+r;',`;',';t,�,,,r ;4i.,y,! , I r'; 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave HeightFxisting (ft) 17�'{trrt.ti�;1i''rr',r''r'iri�fr�,rr��rr!�r;r;'iiir��` 16 T 15 E a 14 `0 0 T 13 12 tS�yti�irr1,L�t 4 } } } 694 695 696 697 696 699 700 701 x coordinate (km) t�rri i � �i iri rrlr 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 1 - Existing) (ft) 2 17 'tr r ' r' i'}, 16 LItO � s 15 It a 14 }� 00 V 13 '4'1 t 12 �rLr 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 1 (ft) Offshore Wave Case20: Hs = 14.4 ft, Tp = 10.2 s, Dir = 126.9 degN Percent Occurrence = 0.035% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 `',i►lt��'�y4}r�'4Si iJ1y},�y�}rr'yy iY f'y{'r', ter 1}'r }ltr't;`r`'',',,, �r/r ,rr,r'r`, r'�,lfll pri rrr �.t A, ,4 ti ei�,rti.l.i.st l�}4.t 1}.t,r .ti�i.�r.ttt, 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) 17iii'1'iil rrrr s' r'r! Lrir'.� 16 T 15 E a 14 `0 0 T 13 12t 1, ''''''' '''; i�,/' l'ri✓�i k4;�1 }s�it�ti�,l�,��ti 4ti.��tit{t��}4St��tStt�:t!�14ti 't'r} �.�.'',',�'a �'�✓rr;1 ii.'r;+t'I 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 1 - Existing) (ft) 2 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 T 15 E 13 12 11S1 11}r ti'4'yy 3�il'SI4 }r,' rrrrYir 7,' �i'r',r', �J'jfi7rt,'I`rli/%, 'f r'r1r&Y'14 1 }'+,i4,;"r' ./ 4i�1.SettSei�,rt�.}.�.stl�}4.trt.t,r.ti�i.�r.ttt.'.:_i:: 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 1 (ft) Offshore Wave Case21: Hs = 18.0 ft, Tp = 11.3 s, Dir = 128.7 degN Percent Occurrence = 0.010% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 `0 13 f 17 E 15 v d a 14 `0 0 V T 13 12 liii!i{iii `i 4!i4,4i�ii'i4iitffi'J i1 7ii iitiCri4r'1'ri'i�4''',; ;''. ' '- ;' ✓ :,�rii� ,s,',�;fi�li ','>, „ 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 (ft) 17 16 T 15 E m a 14 `0 0 T 13 12�ii'i1i111 iTi'45i4+4iIyitiii+i}Til'irrr4riifir4r`lirtrf�''' :, ;'�'✓r,r�i�! 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 1 - Existing) (ft) 2 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 12 �4ili�ciytiili`1�f��ii44iyi�;tiiiiS4Sci�tii4 `l�l�lildJJ11 v 694 695 696 697 696 699 700 701 x coordinate (km) 702 703 0 2 4 6 8 10 12 Significant Wave Height_ Template 1 (ft) Offshore Wave Case22: Hs = 20.2 ft, Tp = 12.2 s, Dir = 130.1 degN Percent Occurrence = 0.002% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project Town of Oak Island ,,,, Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 '�tt4'�r'rrrt rl rll �, 1'i�''rI'i'i;�;;+'j''Iiii+i i• �, C 16 rir rtrI rif'' I'Irrrrllrr'Itl' I;fll; tit,trl l; l;i;! j j r; IF.'..I. 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',rr, 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project , r{ 16 +tis}+4}ri}'{`� rrr' {r4rr r r P i r{ ;r'rrlrr rrrr,rrit I" rrr }'yr�4 „r rrrrrrrii'ii=}'{,rrrl�r,r,r;', t44L4���trt,,s+ttt4{41�r 4�i'rr��rr�fT,rr,r,i�r'%r'1%!rr';;.';;� k� �E ,tt 34L4 4} 44ti }4f4 S; S rr� 1 j�l�ftt r lrrrrrr r rirrrrlrrfir= t,t4}Y1Y} �44 t,}'� r rr rrrrrrrrrrrrrrrri'rri G y 15 4 4} r r r �r� rrrrrr rrrrrr,'r'r;;�;;�;;;'•'•,'•;•.: •• c �` is s,s,s , 4,}tr r r L 1 r rr rrr rrrrrr„ rr • }irrrrrr'rrr'r,'rr'lr',S = � o o E441L}41114tt,it,,4�4�r��1,4,4}t}44t444L4}r4rrrr}rr�lrrr';, ,rrtr.',; �,a 4 } 4}L } ¢4 F >r4rr+r r rrr, r,r'�'r,'.'�'.':r;�,'',�'.�,,,,,.••... 4� 4 4 L4 4 44L}4 4L44};4 r rr, rr 4 44444 4 t¢4 44}`! 13tlLtltltitlS 1 L,tl, t L41S+1tt �� 4}t,'tt,t„i�i' 'r 7 t St tt4'4,S'' St{L � � is 'titi` r" illy 12 �t�t��4 ttt4444444444t441444444444444444'44444+ttt�t\��;{4�4t,,' j �¢¢4 fLrr4rrrr;f4� r{fir ';r, 4tl t 4t4 444 444E 4 444 4 t i, t f 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) it ,trf'�'t'}'} }t`�'rrrr'i�'fr 'rirr c 16 1,t l44 1{ , tt +(r4 Yj rr {[ ' (C r,,,'r.:•. j4 ,,, t t,+ jt7444 T'1 T 'r ti(r rJJJr,)r rr rrrir r; rr'r�riir�';: i:.•'.;•',: .. 4�is'r+'+y44444}444}4444,�t4;r,r` r��Ifl{r';rii;iri;r;:;,r,...•�.•.•,.•..-. t } 444J( it ,,� �Ir rrrrrr ,r rrll,i;+rrrr••,"•,.. 15 4 ,+ 1 4 , rrr,rr r rrrri,r r C j ft ,I,IS 1 4 ,t r11 s ��4TL �4�L}t4t44yi'�r,L4`'`T '` rr r rs�r'r';';,;;;r'r''';'; vQ ` 4r, , r` t , rrrrrrr rrr,rr', '�,,,,;,•,.,. 4 4 S�4toss r4ti1+, + 4 4 rrr rrrrrrr, ,,'rr' 4441444 4,tT4ttt+ 4}4 1r,=I�/r:,r;;,',r;r,r;,.;;•',';.".,. �. 14o L tt L 4 4 4 r, ,rrr rr /;rrrr/,, rrr`r o �t� tll� 44 444444444 4444 }L4}} 4 rtrrrrrr;r it rr,,,,,',,r . r;r,rr„tt; �'; .V I, `' ; r It ! r }�er'''fr1tt�4;`'„`t'�,' 93 t SS t 4i4tt i, t s`ts t`ttt,r, Irr tl't14414tt'+tS'+'444 , „� t,t, 4 , 14 ttii, t 44 S 4 4t,� , t t t 144 44 4 L 44 12 ��S 41t444 }41 44 4LL444444+'4�,4t4 41,`,``4';} 1 rirr �r,rr{f ����14ktt�44`4444��tLt4444`44t44t444}j44j4444L44�44'!t't}1i'�`�'}►',� f�r�y�4 ���4rry;�4� ,rrr ';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 1 - Existing) (ft) Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 rr{{t YrJ 5 r,r r1r,r C 16 ii'i,Lis4s44}4,y'r'f,}#}1+44'4tS{fir,rl4'!'rr}'rrrr5rri'r4}'r S rrrr',r, r,r,;rrii'rirr„rrr, r,r, L4y��t+irrt'tt, �44 r�'t'},`rrrr{ rrr,rrrrrrr'1,{,r,'rr�%; ;5;;%';;!!;'•'!•;•;::,•,'.��: t , ,[y 14L 4 i , rr ��lf✓Ii I{r';r rrr rrrr„ ir rrr'riir•''iir,'=�;:;•;::: -: E 1Yt l't,s„Is44,4t444,�it ,}, r rr, lrrrr rrrr, r,r ,', - rrrrrrrrrr r,r,rrr , ' „rrrrrr°Irrrr'rr,.o rrr%' 14 4144L44ti }'44 }444444r,' rr}r ,rr'i,'r t 4 4} 4444L444 4L444 }44}}'r1 r rr,'rrrF,r„rr; �} �4 L 4L 44} } 4 �44;r'rrr'r ;',;;,,,, a It t } rrrr{rrr'tr,f„i '', ,'rI !• It,t,,tS ,i St 14 , rr','rrr',+titS4i i 'Y 13 L tilt ittl 12 �4 1 14�t4 144t444L#;L4444444, 4�,t4,4� 41,1 t},t4p; U ri �l,rr{6 , ,, �4ttt4t44444�444t4 44444 44444 444444i 44 44 4'4 t `{�',t`�') ►' t S i ' L,�'rr''rr;" {_{{ + 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project Town of Oak Island ,,,, Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 16 t , t 1 Y�itrttttr t � /(yFir4 !r f,rrrrr'r > 3rr� r'Frr r§4rr°rir�rj,r' ;,'r .'.': 15 rr,r} m �; �r'r.'i'r'r„... a 14 13 t t[t,FFit�ttt,t't}}#+F� 12 [[ [[ [[[[#[[[[[[[[[#%,[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- ��t,�44t''t� ��ryy}rr}�I�T�rirlr�rr;�y'irl=rrrri}' r r r •'• C 16 t4rrrtt rrrr r�lr'r�rr 4FF t FFFt, {,+ '4} + 11+ r ,r'Irrrrrrr',rr'r' ! 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r, r •••,�' _ 4 r 7'r r )r Il/r !r IPrr{/Jj//J//jfJ/ r ! r''// ;•': •:-..,�..'-_-•�• .:� �:•: '... 1 kr r 4 I r°J� yj 4,f rr�-.- T Jlrr 44r r r41)yr 1 (J/rc f r/ rri r6f3rf E�444���l�rrf,i r{rrr rii�r'r//r�iirr�%:�%'�:.__-_ .:""•'• G s {��� 44 ¢ 4 r rrr,��f,+ rrrr , rr,r rrrrrr,r ;,,!.;; '.••,-.•_:.,.,. ,: p I, I7t r rrrr .rlrn,r 4 r rrr t r ,rrrr fir' 4}roar','......:...::•.':;'11r¢rr{,rrrr,rllrrr4::::........:.. }}¢ 4 ¢ 4rrr¢r¢' 4'4¢rrrfrf r rr 4 0 14 �T 4�44 r'yfr'fy ¢¢f r' ¢ ¢r ¢'f r ri��rir'i�'::;%�i%: 0 4 4 4¢¢r f 13:1 :St:�T; rl.fLIYVJ11[rf�rr;,;r;�,ri d; 12 �Jj�1}tStl�i4}�¢�t¢�i4}44y¢!yt4i4�t¢�e4{e¢i44r,4��¢{i}4i4�4S}t4i y rrr rrrr 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 `0 0 V T E a 0 T 13 17 .IJf::.:• ,Trr E 15 a 14 `0 0 V A L 13 12 7ii} 4r1�''r''r4 fry r{4`y4r�'�'��'�'rtf,'%,.;;; ✓J`Ilr1`? 1T1.11. rIff'r , � 4,t��t�ttltiE,l�t��t5.44,1Etx4t}.c4�e4rtli4f.i4t�,if.44.45rt t t r�,! 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JJJ r r f rrr rrr( {r rr:r � �/, �,.,.'.. _..-.,_ . _•'.._'••_ .'.- G 15 ` 4 rr�rrrrr r rrr, ✓rrr/,r;"%;:%'.: _:=_• � - { 44¢trrrrrr II �rrrrr ,rr rrrrrrrf/rr.;i,;;..... .` Q 44444� rtiI��'rf�irrrrr'r1t4 rr Jrrlf;";';'„%!'.':• O 1a i 4 r�r�rrrrrt4',r4�rrf`rrrrr r't y rrrrr f 5rrrr'r .......... r: � rr rrrrrr 't r r ',rfliirirfir/%%;',-"_:-.:•'.,'„' 4 4rrrrr'rrrrr4y�/trrr4rrf/rrrrr;rr;.;',:,,, �'t,i��4t 4� 4�r�� � 1 i { i'r4 4§.4�r'r?rrr �ri!�l rr; r:�✓:/f�rr. , .... . , . 13 12 {1} jt4},1 �4 ��T1�4�r4}t�f'4r'S} 4p }'4`4 F�`¢';}`tr4Y'f rTirtir'ttf'',il,rrr 'rj,rrl'�{Iir'rrt;.. rrr, 4,t��,,�tt1t4E�#�t��t5.44,SFtx4t4�s4�t4�t1t44.i4t�ycf.4��.45�t�i t4r`,! f✓:; i:::.�'r'�,'r3,'r1 rrrrr.{'d�.... , , r;r; t .r.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 1 - Existing) (ft) 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 ¢it'll l'¢4 I,i1, liil,' r},'iiTiE, 4,S4�tiff�¢��4.ti},i�fti;c}.44�z{tc¢t}�,F�t},c4.�}�,4�rtttr.,►.�,�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 Ty 4fryr� 4„�rrrrri�r rrrr IV i�l'rrfr:rr�'i�:.� _ 16 T 15 E m a 14 `0 0 T 13 12 }�¢j4}tf;¢4�ST4¢4�¢}4��}�}}}}}�}¢¢¢¢}¢¢4¢¢r}¢r¢¢¢¢{T'tl� � .,'" �i'r�,'rrr,.. t rt4.ti ,}.tItiltc¢.44,c t4 ,}.t r ,..r�....�'��,rut'r�r.,,t't�...,,, 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 tx;cf.444t tc¢sw4tF5t4,t¢.�¢i,4 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) IV mt; �i�,r 1 17 16 T 15 E m a 14 `0 0 T 13 12 }y}I{St1'�'�'1'' ; �`; ,%�7� �rrrrr fiI'r�t'rl 4}}4a4tii`t#.c¢tt44�¢,¢4xif44,L¢tci4�F.t4,i¢�¢4¢tcttr�!fr�,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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 00 13 12}tlit.11 F4y�f�ti14�F4�¢4}}r';J'1;1�f'r�y''4t§4{r1"t,I't1it'l`j'R`'';'; ;%} rlflrrrlyrrrrJ1 11 1FF'I! 4,tartt�.l�.trt5.�.i.rtt�.44.trtt4,Ir.t,t4.rr�.It.,tttl,.�;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) rt L rr'r rrrr rrq' sL 17 f� f�r�ir'�rri�ry�r4rrr'fl�rrlr�'ir'rfrrrrrr � _ 16 T 15 E a 14 `0 0 13 12 ��}•1��}'F4��4'14'4141T4�14{rat'S;•4p'+1�4r�y'¢4r4r�lr�rrryrJrr�;,`,;},i;lil;'� ,, �{�r�rrrr 4,t5�t�tt;t�till�tl�t4.��.S4rt�t�i44r�t4t4�,{¢t4¢t4.T4�.44t4tt�r`,�11:i; t'r'>J,r�rrli 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 1 - Existing) (ft) 2 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 r'I, Y'tr`r'r4"rrri'r rriSrirrr4irr'¢1i4r11''r'rfrr, 'r 41r r r 4trlljl � irrrlr'iFFrr"I"trrr'fllJrrr, rF r {rJFirr'r'f'rrrl'f'J'rf'li;r'r 4 1 4Yf.FrrF/1 r frlr %Fffffrf it�rrrir'rrr o 16 r� I rr rrrrr!!{lj lrr �JI FfJFt 11 rrlr{rri'rr rrrr fir., r, , r 1 f 1 j f' Nrrr rrr rr {rrr,�r.r:: r rrr { Irf Flrfr'fr'ffrFlrfJri'r4firrrf rr,.,.,.,,,., �YS rr rl Flrr 1r l /rrr rr r, r. rr�r I§rrrrrrrrrrifrrrr 1rriFfr'rJlf/ff- I I r r t l%rr r F!F r r � r r, ��r r r r rrr .,,,.,^,-'.:•----•... . T 15 Irr r rrrrrr�Fr¢1, rJjF rJrrr rSl'r:'.� ..l:; .: ;•s:::_.__..•• G E f rff i{rrifJ�4 f r r ,�,, ,.r..l•..I,:• v �J yl �rr4 rrrrrr'r rrr ,fr r..r,r,,.rr,,.rr,•,•;......: --• �p 4 iY}rl1trflrtrfjrirfr r r rtrl rr'! rr rl:,:15;';;!`; Q f r r r irr r t r rr rrt rfrr rrr t r rr rt r r rr; a 14 r 1 r r r r %frrrrr,rr $ r 1.t tr rrrr rr rr rf t rfrr r r It rrrrrrr,r,...'..-:,.. 'rrtr(c7///r�1�}frrrr¢¢rrrrJIFJJJ/'F,f%r',.:;1; � ittl titittf r (7 'rrlFjl�r�7�f r{r (rrrr rtfff�ll rfri✓,i'i'�'',';, iir 13.tt'I.itrttit.tr,r.frl{;Ft4fr,rr.4&4t�lJ{llrr�;rl,';��';, s:r? 11i1,1.]tyrt�;i 44'r i 4;'rrr`rry'rr`��yrr� 12 � t 3t ii Ji, >1}1�#F4i�1 �rr'r4'�rt } 4§4 �f; ¢§4r�' ;;r>;; ,;',/✓r'irir%i'�r"p ffffj Jj,Jt 4 `��15415 F;4 �41ttk¢ 4rr¢4¢4;�4�41,I); ; . , , rrr rrr fl}I�rrr {{ f 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 1 (ft) Offshore Wave Case31: HS = 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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 0 0 a 13 12 4�4�E�}44ti�y}44�{�ii4R}�4;��ifSf�z4t4ii';4¢i4§y,Y,;E�41f`ris J 17 16 E 15 a 14 0 0 a 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 T`rr-f 4i1'r/)'t„rrpt°r ! rr, -• 4(iYrrtryrrrrllrrr'trr7rrt�rrrrrr r . 1 r r}rrrrrrrr Ifrlrtrrrrrr, !r 41 rrl�itr} }i }rrllrl rSrrrrrr�r I'F 4rrjj tr! rr11{ lljrrrrr}r}rlrrrirrr{ r'%!.!'r,rr . r T 14 I', r r rrlr { rr�lr%r'rrr'ii r',ii, C 16 r 1 rrrlrr��lrlrr'r �l�lr{Irtrrrr'!rr„'„irr' Y rrr 1 rrr rr rrr rr r„:,�r rr't!�`}r I{rrrllr�rpp'r{/r'lrifi'fr�'irrr,' f t r§'rrr rrrrrr�lrrr� !i 1 r r r i/rrr rl lrrr i'! Ti{f T 15 il'r I rlrirlrr'lrrll+rl ill rlrrrr ........ G Er rt %.....,,•..,._; c 4f 16, rrlrt r �l�r r r r ,..,; ..,.,,':;,...•.-; •.:"-"�-•• Q �'Jjlr�rr''1{ t i rl�/.J�,,.,.:;,..::•.....••':. 0 m 4 tl rljlrtilt, { rrl rr rr r rr r rr}lrlrrrrr r ..,,r.,;,';,:•:....::::.:: It rrr ! r rrr ''iiir'',.,.,•;,...:::::.'..,;..-. a 1a r �lf r'rlrr rr r!%/,rrr r'�,,;;-'---_...•.�...••'. 4 rtrr¢rrrl{rrllrrr llr %rrl,r r } rr t' rl Ir r� tl `y l r �ri rrllr11r��rr! rlllrr a. tf}7} l rrfill- ttt itf111t t1 T rr }i rjl( }L }y]ffr rat rrllr{Jr'{,°i r, ,`ir'; �'�•','�'i:r 13 }«�er�ttri,irtl trt�r�.lf l.lr,{-1r141t4Y.iir4l 12 tr;prr4� �p �%T f'4f'y'r4r�'ryrr`r7�'�'''r�' `,';r,'; " /r� Ili �;�'',l;llrrl� 'it r citi,44t:��ii4S�;�4rc�cf.o�.r.t t��F¢EIt4.4�.4��sEtt�r` tlij!}�4tclJJ11;' 'r 71ii5rrrr% �l11�1,�r,rlE�(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 1 - Existing) (ft) 120 Town of Oak Island Jay Bird Shoals Borrow Area Modeling September 6, 2019 V 694 695 696 697 696 699 700 701 702 703 x coordinate (km) 0 2 4 6 8 10 12 Significant Wave Height_ Template 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project UP 17 16 T 15 13 12694 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 �'.'c44§ti?t4 L49i!i43f �rifi+rs� - .1L� N e4 ., ,_ ii — \ 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 f'.'e4.4§4ire>iG4'lf'.'7.'irrrr _ ".1L� N e4 .,�../t — \ 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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¢?i4.�fr4�{e,t4'1'1'.G°e�ra�iv"rr ".1L� N e4 .,1_-, t — \ \`a- .. 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12J,), 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 rL1'r1�4frrrr�1L'lyrr�rlrfrrrrrr'/11rr1r11111fj ry rr�t.C�jt4L4tJr::rlft1.1�11rt1ti1.7.1Ltit - � _ -..... .. -- 16 T 15 E a 14 0 0 13 121t�{4f�c#i�4�i���44s#��#�4�##4iit{s���i�s#4t¢i�4�k§e4�si�4�:f'.+���rit}r�f�;f�r��,� 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 .ry+r t4,rr�r}rrr„rrrrr�r trr �4ttttrtttl+rtrV tirrttrrttrrt)rrrrrrrr G'1 t. ir4L4�rtrtt4lrr,+a.Jt?rr„rrrc:„ � _ ..... 16 T 15 E a 14 `0 0 T 13 12 �41�c{tc1}44�tRl4T{144aiF4�4cpR�ikklrt"i�4�4y4�tc�r►E1�i1, .`','6�lf;rr. F; 14 i 41 4 4 4 r 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 11{4c{S�{x44{�i{34{i�F4t�4�c{yc¢i4;rf'!ri{4�4c�it�f ► f1%i,�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 ra�'¢. !4r'irtrir`r' rrrrrr,r rrr Sti �1rr4irrrrtTrrlrirrrrrrir'�Tr i�rrrrr G'1 � t._ ir4L4�ir�r:;lr-r�ra!Jrr�r„r✓.'r;., _ 16 T 15 E a 14 `0 0 13 t{4�;c{ti{c�tt{4L{3ci.4{{4Li,{si.�4�c�tR¢ck,4'!r.{s{.44.4�+ttc�r�►E%i :�.�'�'r'a''r5»,r, 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 r'fjttl'r1j!%f}r1„rrfrri�r rrr Sti tcc�1lyt!1 rrijtr��r�jy�rrrjr�r��trrr�rrrrr, ,. 7i n, r,IlfCiir4trrrd.:/.rrr,rJrr,lfrr.5',,, 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 �l:�ktrfi�ii: rr t47Y:i'i§ �?i �. .1L� rV 4 .,1_ -,,f — \ : '. . 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 § z4 �r4f:�lIr,57i:'i'r"�,'�i �.. ".1L� N e4 .,�,.—,,i — \ : 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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) rV 4 .,�.,it — \ 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 �1?i4.rrf�.`r?�lr t5li!'i?ij rr�t* ".1L� rV 4 .,�_ -,t — \ \`a- 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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'��' `� ;✓�����!"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 ��/rt//!'rr'It 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 1 - Existing) (ft) 101 17 16 T 15 E 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 E a 14 `0 0 V 13 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�1�;f�if!'�: 694 695 696 697 696 699 700 701 702 703 x coordinate (km) MIA 0 2 4 6 8 10 12 t Significant Wave ,Height Existing (ft) 17 �t1�7��fryfl//flrfrfftffflrflrrfrff/r/tr/jrr�rifr/rrr���`_' fah.Lllrr�ll.rfr�:.frrl.r.�r.rr,�r .. 16 T 15 E a 14 `0 0 13 12 �t 1{ ¢t��7 i' � � `lrrr$`¢4pyi'y�y4'r'r�t r�r''r �'r y'tr�r'r.yfli t't4�f''rrtf�'' t�r4�±4ri��lcf�f4ti�¢rF$.44,�r!rk�z4.4ric�l.4yck1,'r'!riftf.4�►,4r!tc�icr�JI'f 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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�i7�11 �f i�;rrrti f�f>j11 117rfffffffff lrf 11rglfff O't %it's�}fr�rrrrr✓ . ,i'rrr/�I��t rrr�rrrr �f� r i c�.4��t.�:x�::4fkffe�;r.�?,�r�tlltfr4f?r��t�rlt��t�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 r�ffrjrrrtrrrrrtl� t r INV G'l 16 T 15 E a 14 0 0 13 12 '��'§�§7rr, ¢.7 r7'fr f r�l l l f�fl jrfl1 trjr ),ftr'ft,t r.r�li)�I VIVPI rrrrf'r. ;�;4�4��'if�4�1{t}f�����.fi� �'f✓'rr+�'f5rJl� 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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')1Tj}�I1��7tj�t�tl�rtl �rl ll�r�r�ltrt1rr/r r'�ts�jt'('rrrrr� .��t'/fi�frrrrrrrrf �EfI,� rr r L�t�4��Lyt.Ti�Tttl�r�t�t����l?r�,�!r1rrL�?r'r;LrrTr'af��tYi,4.4r(,4r?itfil�tiJ.Er�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 �aff Significant Wave ,Height l istintg= (ft) 17�trrrrtr,r`I�jfjr�r llr�rr r1 lrrrrrrrr rr r r , 16 T 15 E a 14 `0 0 13 �rTjrfrTill �t7r 11rrr<<rrrt'trrrrtrr� rir�4��tf'rrirrrr / r//err ,���'�;ir}�'ifr;�r.�1�4�4�;4��a�tt�r� rE.Er��.�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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 41r'�Y�)7jT���"TtY'}�T fY`JYl�t(ffe'ltr�j�tl�rtj�)rl rlrjr�llr6/,fI'itI,\)iIff"I'l"lr tr%ii�frrrijrrrl�jll'irrr r t1,4�y:.x�7r4�?f�tt�i��?l�,ft711'L�4'r;zr}.4'all�r,4.G1�,4fltfitFt�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 !!j!!1 !)rlrr�,rtill! 11t�rf71 jr/r�rrrrr✓rrr 16 T 15 E a 14 `0 0 T 13 12''���tJl fiy�Ytir���41 l r11l�frr!!�rlr�'!lrir!!rl rir�4��tfrrrirrrr `/ r//err c14�'rLlx�i4f4s�4�rr,flL1'��'.';itr'ir1;r.;;41°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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project Town of Oak Island ,,,, Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 rV $4 16 'C T 15v� G a 14 o 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 Trrltr7grt,l r',J�rr1rN _ r� sti 16 T�'� r 1 rt ¢{fl r�rj�,} rrrr{r rrrr�r;r, { Itr �r r r ���y �¢rrirrrfl i�Elr T¢rrrrl'ry�¢¢rt�jrrrrfrrrrr'rrlll, ,,r'���f�`"" = G 15 rr 14 r ¢MIT- �rrr¢rr 13 rtrr�r rf'r�j �{ r1r Yf ftf y T}� r 12 T ¢ ¢¢¢¢¢rT 7¢r ¢�7� ItFr r r�1V, 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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: �NJ?1. .. �.t�� rV e4 (,L_ -,t s..® 16 T 15 E m 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 hlrtrtrrli:`s'di lJ�lrr'i�rrTtrrr., 1L� +V eti 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 1 - 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 1 (ft) Offshore Wave Case52: HS=7.9ft, Tp=8.0s,Dir=186.7degN Percent Occurrence = 1.063% From left to right and top to bottom: ➢ Wave under Existing condition (Existing) ➢ Wave under After -Dredge condition (Template 1) ➢ Changes in wave height (Template 1 — 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�l7trt_lrli:`>'11iiJllrlriNT .t�� /1% eti 16 T 15 E m a 14 `0 0 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 1t�rrjir�jjr�r'�lr��l�f,�r��� rV �t 1ifl�ll 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 l(ftt)+�\� 17 r�r�r��1r�117��1rl�lt�l jj11�11�1�)�1t'It,}�1^e�N,`—' rr117.!//.lerr.1.,�:rEt�i J.11rfM.�JJ., 16 T 15 E a 14 `0 0 13 12 4rr ��tr�ry§'�y�$'yf' ' i i rir Itfrrr�' r' rrr + 1i�;4�Fr,11'1 rr , i''� // sir,�r¢fbrrje tti'?,k,t�+r,4lrc.r ��.r �r!rt:.t4 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 (ft) l,fr.fj�, r.'t.��lcl4f.;r,'1'dJ�;l,'a✓�... .. 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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) 17TY11Ar.'eAtip+V t4 ,L_-,t s. \ .; 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 WJrtiWWWO I rlrf".1ri%4Wr . tip rV e4 (,L_ -,t — " - 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 Ili 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�lrlrili>i1�>rtJ!'Ir rir✓T✓Pn -.t�� rV t4 ,L_-,t — \ :.. 16 T 15 E m a 14 `0 0 T 13 12 694 695 696 697 598 699 700 701 x coordinate (km) -� 702 703 -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 1 - Existing) (ft) 2 17 16 T 15 E 00 V 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 Ili 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 E a 14 `0 0 V 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 1 - Existing) (ft) 2 17 16 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 ipip 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 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 r r/yp ,f Significant Wave +Height Existing 1((ft)+�\ ; 17 �jrrrtf} f r�'71�j�1r�rY r r �� ^•��`_' af/ �aW ��=?'Y \�� . 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project Town of Oak Island ,,,, Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 ry sl C9. 16 '� 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 } d � 16 J T 15/ Jj✓/jCr G E rlJ ( 1 ! ! 0 14f0 1q.11 13JJ 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 h1 "1lr�rrtd� llll�J'1r�✓'�'r�.. .SLR rV t4 aL. i t 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 rl trt�r�✓lrrrt✓�lrP"trrrr'J�Yr,� -.SLR +V t4 aL.it — \ 'a:.. 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 .trt�rr✓,li t`✓tlr.P".trrrlrJ-i}a_. -.t�� rV t4 (,L_ -,,t s..®. \ -.\\. . 16 T 15 E a 14 0 0 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 Ili 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 htrttlirJl� ldilrP"t'r�Jr✓'?r ".1L� N e4 .,1_ ft — \ \`a: -' :. ..- : -'. 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 Ili 694 695 696 697 696 699 700 701 702 703 x coordinate (km) I Oki 0 2 4 6 8 10 12 Significant Wave Height_ Existing (ft) 17 ./:t�rr✓.l� l`.��frf"i�. -.t�� rV e4 raL./'t 's..®. \-\V-':'-:��- 16 T 15 E a 14 `0 0 13 12 694 695 696 697 596 699 700 701 702 703 x coordinate (km) � -2 -1.5 -1 -0.5 0 0.5 1 1.5 Significant Wave Height Difference (Template 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project Town of Oak Island ,,,, Jay Bird Shoals Borrow Area Modeling September 6, 2019 17 ry T 15 00 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 � 16 > 15 E i= a? 14 o o fll/ .ff 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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) 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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"�.ir�'i✓.✓ J'✓�t�%1.%+ 15tit.. -. t�� rV t4 (,L_ -,,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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 Ili 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'rrtrY,11,41'541r✓<lr.%tr� lnti. -.SLR +V tti 16 T 15 E 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 iv, 694 695 696 697 696 699 700 701 702 703 x coordinate (km) MIA 0 2 4 6 8 10 12 Significant Wave +Height l isting (ft) 17,01. 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 1 - Existing) (ft) 2 17 j[C 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 Ili 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) 17 r4rrrr�✓%r"r;t✓tl'�r' ".1L� +V t4 "a _ i t _ \ \`a: - 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 1 - Existing) (ft) 2 17 16 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 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) 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 (aL. -,,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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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".%ii�.✓ Jritrf.�ir%1'1�3`r�. ". t�� N t4 ,�_ -,,t s..®. \ - . 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 Ili 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".✓.ii�.✓.r�tr1'��.�.rrlr'. Pry. -.tip rV t4 (,L_ -,,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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 Ili 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"✓rfisf� tr�tfi -.t�� rV eti ,�_-,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 1 - 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 1 (ft) Offshore Wave Case80: HS = 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 1) ➢ Changes in wave height (Template 1 — 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project UP 17 rr � .� +V $4 '. !� /r 16/ E15 a 14 !%f 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_ Existing (ft) 17 16 r OR 15 ° 1413 T >�� �� r�'r%%�/�,�%1��,.G / � � 1l !! f ✓ 1. 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 {t yl/fr�fi/f���%�JYr�. �. 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — 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 � i3/J✓ %1'IL�J/i�. -.t�� rV t4 (,L_ -, t — \ 16 T 15 E a 14 `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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 Ili 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 1rr��lf�i:/1 t�i��li irx. -.tip rV tti 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project 17 16 T 15 13 12 jlI f� r �f �/ ��T r t1li trr1yr� / '! �rff ¢ff f r/ fs'l IOf, l i� l//ir��, ,� r�,��{rr,Y ! ; sff r%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) 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 1 - 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 1 (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 1) ➢ Changes in wave height (Template 1 — Existing) 201912020 Renourishment Project