USGS Fact Sheet 2005-3044

Acoustic Doppler Velocity Monitoring Within Main Spring, Barton Springs, Austin, Texas, April–September 2004—Enhancing the Accuracy of Springflow Data

By W.H. Asquith and M.O. Gary

U.S. Geological Survey
Fact Sheet 2005–3044

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pdf (2.14 MB)

Contents

Daily Mean Springflow

Velocity Data for Estimation of Daily Mean Springflow

Summary of Periods of Daily Mean Springflow Estimation

Additional Observations

Summary

Selected References

Figures

1.	Map showing Barton Springs swimming pool, associated springs, and ancillary elements for springflow monitoring, Austin, Texas
2.	Photograph showing Main Spring and approximate location of orifice and monitoring well
3–6.	Graphs showing:
	3.	Comparison of gage height and computed and estimated daily mean springflow for 08155500 Barton Springs at Austin, Texas, April 1–September 30, 2004
	4.	Comparison of z-component of velocity within Main Spring, daily mean springflow derived from stage-discharge relation, and estimated daily mean springflow for 08155500 Barton Springs at Austin, Texas, April 1–September 30, 2004
	5.	Comparison of z-component of velocity within Main Spring, daily mean springflow derived from stage-discharge rating curve, and estimated daily mean springflow for 08155500 Barton Springs at Austin, Texas, June 7–20, 2004
	6.	Comparison of z-component of velocity within Main Spring and daily mean discharge derived from stage-discharge relation for 08155500 Barton Springs at Austin, Texas, April 1–13, 2004

Table

1.	Estimation of daily mean springflow using discharge/index-velocity ratio and daily mean velocity

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U.S. Department of the Interior, U.S. Geological Survey Persistent URL: http://pubsdata.usgs.gov/pubs/fs/2005/3044/ Page Contact Information: Fact Sheet Team Last modified: Tuesday, November 29 2016, 06:15:42 PM