VARIATION IN SEDIMENT CONCENTRATION 

 COLORADO RIVER, TEXAS 



200.01 



170.004 



17.-0850 13:4620 1023:50 07.-0120 



0327.-34 O0.-05:04 20:4234 



TIME SERIES (4-7 MAY 1990) 



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

 Colorado River, TX. Vertical scale represents the vertically averaged 

 backscatter intensity, a qualitative measure of the suspended load 

 (Lacey 1990) 



MEAN CURRENT SPEED 



LEGEND 

 O.IIM/sec 



oii'M/sec"" 



"a32M7sec" 



PERCENTAGE 

 OF SAMPLES 



0-02^ I 1 



2-10:: c-r^ 

 10—15% v^^M 

 > \t7. ■■ 



180 



COLORADO RIVER 

 MAY 90 - SEP 92 



Figure 25. Offshore current rose for Colorado River, TX, May 1990 to 

 September 1992. Note: shoreline runs on a 65- to 245-degree bearing; 

 1 m/sec = 1 .94 knots 



42 



Chapter 4 Data Observations and Analyses 



