USGS Fact Sheet 068-01

In cooperation with the Texarkana Water Utilities

Reconnaissance for Trace Metals in Bed Sediment,
Wright Patman Lake, Near Texarkana, Texas

By Paul W. McKee

U.S. Geological Survey
Fact Sheet 068–01

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pdf (823 KB)

Contents

Setting

Sample Collection and Analysis

Trace Metal Concentrations

Comparison to Sediment-Quality Guidelines

Comparison to Screening Levels

References

Figures

1.	Map showing location of Wright Patman Lake and bed-sediment and core-sampling sites
2.	Photograph showing USGS reservoir station 07344200 at intake structure of Wright Patman Dam
3.	Photograph showing Ponar sampler used to collect sediment from Wright Patman Lake
4.	Graphs showing concentrations of selected trace metals in bed-sediment and composite-core samples relative to distance from station 07344200 near the dam

Tables

1.	Trace metal concentrations in bed-sediment and composite-core samples from Wright Patman Lake near Texarkana
2.	Sediment-quality guidelines and screening levels for lakes and reservoirs

Fact Sheets
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U.S. Department of the Interior, U.S. Geological Survey Persistent URL: http://pubs.water.usgs.gov/fs06801 Page Contact Information: Publishing Service Center Last modified: Thursday, August 18 2005, 04:14:08 PM