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U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2006–5218

Interferograms Showing Land Subsidence and Uplift in Las Vegas Valley, Nevada, 1992–99

Prepared in cooperation with the Nevada Department of Conservation and Natural Resources—Division of Water Resources and the Las Vegas Valley Water District

By Michael T. Pavelko, Jörn Hoffmann, and Nancy A. Damar

Download the report (PDF, 1.87 MB)

Download the appendix (PDF, 5.3 MB)

Download interferograms and satellite images

Multicolor interferograms (ZIP, 59 MB)

Three color interferograms (ZIP, 161 MB)

Landsat images (ZIP, 4 MB)

Metadata

Table of Contents

Conversion Factors

Abstract

Introduction

Processing Synthetic Aperture Radar Data into Interferograms

Interpreting Interferograms

General Observations on Interferograms

Limitations

References Cited

Appendix: Instructions for Interferogram Viewer

Figures

Figure 1. Location of Las Vegas Valley, Nevada, lines of equal land subsidence for 1963–2000, and the extent of the interferograms in this report.

Figure 2. Example of (A) multicolor and (B) three-color interferograms for Las Vegas Valley, Nevada.

Figure 3. Stacked interferogram for Las Vegas Valley, Nevada, for September 8, 1992 to December 10, 1999.

Figure 4. Landsat images of Las Vegas Valley, Nevada, (A) 1993 and (B) 2000.

Figure 5. (A) Multicolor interferogram with an area of temporal decorrelation and (B) 2000 Landsat image, Las Vegas Valley, Nevada.

Figure 6. (A) Multicolor and (B) three-color interferograms with atmospheric phase noise, Las Vegas Valley, Nevada.

Figure 7. (A) Multicolor interferogram and (B) 1993 Landsat image, with subsidence bowls and areas with recurring localized displacement, Las Vegas Valley, Nevada.

Tables

Table 1. Dates, durations, and other information about the interferograms for Las Vegas Valley, Nevada, 1992–99.

This report is available online in Portable Document Format (PDF). If you do not have the Adobe Acrobat PDF Reader, it is available for free download from Adobe Systems Incorporated.

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Send questions or comments about this report to the author, Michael T. Pavelko, (702) 564-4604.

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U.S. Department of the Interior, U.S. Geological Survey Persistent URL: http://pubsdata.usgs.gov/pubs/sir/2006/5218/ Page Contact Information: USGS Publishing Network Last modified: Thursday, December 01 2016, 07:19:05 PM

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