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In cooperation with the Texas Water Development Board

Computed Discharges at Five Sites in Lower Laguna Madre Near Port Isabel, Texas, June 1997

By J.W. East1, R.S. Solis2, and D.J. Ockerman1

1 U.S. Geological Survey.
2 Texas Water Development Board.

U.S. Geological Survey
Fact Sheet 167–98


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pdf (783 KB)


Contents

Lower Laguna Madre

Data-Collection Sites

Meteorological Conditions

Velocity and Stage Measurements

Discharge Measurements

Discharge Ratings and Computation

Discharges

References

Figures

1. 
Map showing southern Gulf Coast of Texas
2. 
Map showing measurement sites, net discharge volumes, and flow directions in lower Laguna Madre near Port Isabel, Texas, June 19–22, 1997
3. 
Graphs showing (a) wind speeds and directions and (b) tidal fluctuations from Texas Coastal Ocean Observation Network station 051 in lower Laguna Madre near Port Isabel, Texas, June 1997
4.
Hydrograph showing estimated discharges at five sites in lower Laguna Madre near Port Isabel, Texas, June 19–22, 1997

Tables

1. 
Types of velocity meters and velocity recording intervals at lower Laguna Madre discharge measurement sites
2. 
Regression coefficients and coefficients of determination for discharge ratings at lower Laguna Madre discharge measurement sites
3. 
Maximum discharges and velocities during flood and ebb tides and net discharge volumes at lower Laguna Madre discharge measurement sites, June 19–21, 1997

 



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