Figure 13. Wave rose for the mouth of the Colorado River, TX 30 



Figure 14. Directional distribution of wave energy flux 



in kilowatts per meter of crest length 31 



Figure 15. Example of platform OBS output on 16 January 1992 32 



Figure 16. Example of platform ECM output on 16 January 1992 33 



Figure 17. Regions of vertical integration of local sediment 



transport 34 



Figure 18. Example of FOBS tripod data on 4 May 1990 34 



Figure 19. Shoreline positions northeast of the mouth of the Colorado River 



between 1984 and 1992 (Liang 1995) 36 



Figure 20. Example of impoundment basin surveys 38 



Figure 21. Representative grain size distribution curve for the beach .... 39 



Figure 22. Tide curve taken on Jime 1990 from wave gage successive mean 



water levels 41 



Figure 23. Example of ADCP-measured current flow at the mouth of the 



Colorado River, TX 41 



Figure 24. Example of relative suspended sediment load at the mouth of the 



Colorado River, TX 42 



Figure 25. Offshore current rose for Colorado River, TX 42 



Figure 26. Monthly sediment transport rate, in cubic meters per month ... 46 



Figure 27. Plot of impoimdment basin infilling rates 50 



List of Tables 



Table 1. Wave Gage Deployment Information 13 



Table 2. Wave Data Availability 14 



Table 3. Platform Deployment Information 17 



Table 4. Sled Locations 18 



