APPENDIX D 



VISUAL WAVE OBSERVATIONS FROM SOUTH RANGE 



TORREY PINES BEACH, CALIFORNIA 



JUNE 1972 - MAY 1974 



Definition of Terms: 



1. Period (average 10 waves)- CERC procedure where the observer 

 notes the time period of 1_Q_ consecutive waves and divides 



by 10 for the average period. 



2. Period (individual waves) - average period of several waves 

 measured individually. 



3. Breaker height - visual estimate of breaker height. 



4. Breaker type - S = spilling 



P = plunging 



5. a 5 - visual estimate of the angle of wave approach to 

 the beach. 



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