Table G3 

 Shoreline and Slope Changes at Jones Beach, N.Y. 

























Survey 



Dates 



Shoreline 



Change 



(m) 



-1.34 



Foreshore 



Slope 



Profile 



First 

 Survey 



-0.053 



Second 

 Survey 



-0.037 





Line 





From 



To 



Change 



2 



27 Jan 70 



6 Feb 70 



0.016 



3 



27 



Jan 



70 



6 Feb 70 



-0.44 



-0.115 



-0.044 



0.071 



4 



27 



Jan 



70 



6 Feb 70 



16.04 



-0.058 



-0.057 



0.001 



7 



27 



Jan 



70 



6 Feb 70 



-4.16 



-0.070 



-0.078 



-0.008 



6 



27 



Jan 



70 



6 Feb 70 



-2.40 



-0.029 



-0.047 



-0.018 



9 



27 



Jan 



70 



6 Feb 70 



3.82 



-0.034 



-0.047 



-0.013 



10 



27 



Jan 



70 



6 Feb 70 



0.77 



-0.028 



-0.047 



-0.019 



11 



27 



Jan 



70 



6 Feb 70 



-15.13 



-0.018 



-0.032 



-0.014 



12 



27 



Jan 



70 



6 Feb 70 



-3.96 



-0.025 



-0.034 



-0.009 



13 



27 



Jan 



70 



6 Feb 70 



-1.28 



-0.063 



-0.032 



0.031 



14 



27 



Jan 



70 



6 Feb 70 



-0.49 



-0.038 



-0.028 



0.010 



15 



27 



Jan 



70 



6 Feb 70 



-9.17 



-0.039 



-0.036 



0.003 



16 



27 



Jan 



70 



6 Feb 70 



-7.07 



-0.028 



-0.028 



0.000 



17 



27 



Jan 



70 



6 Feb 70 



25.19 



-0.075 



-0.034 



0.041 



18 



27 



Jan 



70 



6 Feb 70 



9.45 



-0.043 



-0.038 



0.005 



Median 











-1.28 



-0.039 



-0.036 



0.001 



Tri-Mean 









-1.08 



-0.042 



-0.037 



0.001 



High Hinge 









2.30 



-0.029 



-0.032 



0.013 



Low Hinge 









-4.06 



-0.061 



-0.046 



-0.011 



Mean 











0.66 



-0.048 



-0.040 



0.006 



Standard Deviation 





9.98 



0.025 



0.013 



0.025 



Note: X=Extrapolated Shoreline Intercept 



GIO 



