Table J7 

 Shoreline and Slope Changes at Long Beach Island, N.J. 





Survey Dates 





Shoreline 

 Change 



For 



eshore Slope 



Profile 



First 



Second 





Line 



From 



To 





(m) 



Survey 



Survey 



Change 



3 



13 Mar 73 



24 Mar 



73 



-10.50 



-0.050 



-0.096 



-0.046 



5 



13 Mar 73 



24 Mar 



73 



0.71 



-0.128 



-0.112 



0.016 



6 



13 Mar 73 



24 Mar 



73 



1.74 



-0.106 



-0.096 



0.010 



7 



13 Mar 73 



24 Mar 



73 



-3.49 



-0.133 



-0.122 



0.011 



8 



14 Mar 73 



25 Mar 



73 



-6.86 



-0.070 



-0.082 



-0.012 



9 



14 Mar 73 



25 Mar 



73 



-0.26 



-0.140 



-0.073 



0.067 



10 



14 Mar 73 



25 Mar 



73 



-11.18 



-0.076 



-0.066 



0.010 



11 



14 Mar 73 



25 Mar 



73 



-7.17 



-0.164 



-0.102 



0.062 



12 



22 Mar 73 



25 Mar 



73 



5.35 



-0.088 



-0.086 



0.002 



14 



14 Mar 73 



25 Mar 



73 



-3.31 



-0.094 



-0.080 



0.014 



15 



14 Mar 73 



25 Mar 



73 



-2.13 



-0.100 



-0.080 



0.020 



16 



14 Mar 73 



25 Mar 



73 



-6.98 



-0.058 



-0.056 



0.002 



17 



14 Mar 73 



25 Mar 



73 



3.25 



-0.060 



-0.074 



-0.014 



18 



14 Mar 73 



25 Mar 



73 



-10.06 



-0.038 



-0.048 



-0.010 



19 



14 Mar 73 



25 Mar 



73 



-4.38 



-0.060 



-0.062 



-0.002 



20 



14 Mar 73 



25 Mar 



73 



2.11 



-0.102 



-0.056 



0.046 



21 



14 Mar 73 



25 Mar 



73 



37.34 



-0.032 



-0.020 



0.012 



Median 









-3.31 



-0.088 



-0.080 



0.010 



Trl-Mean 









-2.96 



-0.086 



-0.080 



0.009 



High Hinge 







1.74 



-0.060 



-0.062 



0.016 



Low Hinge 







-6.98 



-0.106 



-0.096 



-0.002 



Mean 









-0.93 



-0.088 



-0.077 



0.011 



Standard Deviation 







11.06 



0.038 



0.025 



0.028 



Note: X = Extrapolated shoreline Intercept 



J19 



