U.S. GEOLOGICAL SURVEY
Data Series 284
Selected Micrometeorological, Soil-Moisture, and Evapotranspiration Data at Amargosa Desert Research Site in Nye County near Beatty, Nevada, 2001–05
By Michael J. Johnson, C. Justin Mayers, C. Amanda Garcia, and B.J. Andraski
Table of Contents
Conversion Factors and Datum
Abstract
Introduction
Site Description
Micrometeorological Instrumentation
Soil-Moisture Profile Instrumentation
Evapotranspiration Instrumentation
Selected Micrometeorological Data
Selected Soil-Moisture Data At Depth
Selected Evapotranspiration Data
Summary
References Cited
Appendixes
Figures
Figure 1. Location of (A) Amargosa Desert Research Site (ADRS) near Beatty, Nevada, and (B) instrument shaft and simulated waste trenches adjacent to waste-disposal facility.
Figure 2. Fenced area of instrument shaft, location of weather station, neutron-probe access tubes VS1, VS2, and VS3 in vegetated native soil, and precipitation gages at Amargosa Desert Research Site near Beatty, Nevada.
Figure 3. Fenced area of simulated waste trenches and location of neutron probe access tubes NV1 and NV2 in devegetated native soil; neutron-probe access tubes ET1, ET2, WT1, and WT2 in simulated waste trenches; and precipitation gage at Amargosa Desert Research Site near Beatty, Nevada.
Figure 4. Daily maximum and mean solar radiation computed from hourly averaged values at Amargosa Desert Research Site near Beatty, Nevada, 2001–05.
Figure 5. Daily maximum and mean net radiation compared to mean from 8 a.m. to 4 p.m. of net radiation computed from hourly averaged values at Amargosa Desert Research Site near Beatty, Nevada, 2001–05.
Figure 6. Daily maximum, minimum, and mean air temperature computed from hourly averaged values at Amargosa Desert Research Site near Beatty, Nevada, 2001–05.
Figure 7. Daily maximum, minimum, and mean relative humidity computed from hourly averaged values at Amargosa Desert Research Site near Beatty, Nevada, 2001–05.
Figure 8. Daily mean saturated and ambient vapor pressure from hourly averaged values at Amargosa Desert Research Site near Beatty, Nevada, 2001–05.
Figure 9. Daily mean wind speed computed from hourly averaged values at Amargosa Desert Research Site near Beatty, Nevada, 2001–05.
Figure 10. Distribution of hourly mean wind speed as a percentage of all hourly mean values at Amargosa Desert Research Site near Beatty, Nevada, 2001–05.
Figure 11. Daily mean wind-vector direction in degrees Azimuth of true north at Amargosa Desert Research Site near Beatty, Nevada, 2001–05.
Figure 12. Daily mean barometric pressure from hourly averaged values at Amargosa Desert Research Site near Beatty, Nevada, 2001–05.
Figure 13. Monthly total precipitation computed from accumulated daily totals at Amargosa Desert Research Site near Beatty, Nevada, 2001–05.
Figure 14. Daily mean soil temperature computed from hourly averaged values at Amargosa Desert Research Site near Beatty, Nevada, 2001–05.
Figure 15. Daily mean soil-heat flux computed from hourly averaged values at Amargosa Desert Research Site near Beatty, Nevada, 2001–05.
Figure 16. Daily mean soil-water content in upper 0.08 meters of soil computed from hourly averaged values at Amargosa Desert Research Site near Beatty, Nevada, 2001–05.
Figure 17. Water content variations to 30 meters below land surface for selected dates for the vegetated, native soil profile at Amargosa Desert Research Site near Beatty, Nevada, 2001–05.
Figure 18. Water content variations with depth in upper 5.5 meters of soil for selected dates at four experimental sites: (A) vegetated, native soil profile; (B) devegetated, native soil profile; (C) non-vegetated east trench; and (D) non-vegetated west trench at Amargosa Desert Research Site near Beatty, Nevada, May 2004 to August 2005.
Figure 19. Cumulative changes in water content with time for selected depth at four experimental sites: (A) 0.15 –meter depth; (B) 0.25-meter depth; (C) 0.5-meter depth; (D) 0.75-meter depth; (E) 1.0-meter depth; (F) 1.25-meter depth; (G) 2.00-meter depth; and (H) 3.0-meter depth at Amargosa Desert Research Site near Beatty, Nevada, 2001–05.
Figure 20. Daily evapotranspiration at the Amargosa Desert Research Site near Beatty, Nevada, 2002–05.
Figure 21. Energy fluxes 3 days before and after a rain event during July 28-31, 2003, at Amargosa Desert Research Site near Beatty, Nevada, 2003.
Tables
Table 1. Monthly, maximum, minimum, and mean air temperatures computed from hourly averaged values at Amargosa Desert Research Site near Beatty, Nevada, 2001–05.
Table 2. Daily total precipitation at Armagosa Desert Research Site near Beatty, Nevada, 2001–05.
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.
Document Accessibility:
Adobe Systems Incorporated has information about PDFs and the visually impaired.
This information provides tools to help make PDF files accessible. These tools
convert Adobe PDF documents into HTML or ASCII text, which then can be read
by a number of common screen-reading programs that synthesize text as audible
speech. In addition, an accessible version of Acrobat Reader 7.0 for Windows
(English only), which contains support for screen readers, is available. These
tools and the accessible reader may be obtained free from Adobe at Adobe Access.
Send questions or comments about this report to the author, M.J. Johnson, (775) 887-7646.
U.S. Department of the Interior | U.S. Geological Survey