Open-File Report 2006-1312

Open-File Report 2006-1312

Back to Table of Contents

Conversion Factors, Datum, and Symbols and Acronyms

Conversion Factors

Multiply By To obtain
millimeter (mm) 0.03937 inch (in.)
meter (m) 3.281 foot (ft)
kilometer (km) 0.6214 mile (mi)
square hectometer (km2) 247.1 acre
square kilometer (km2) 0.3861 square mile (mi2)
cubic hectometer (hm3) 810.7 acre-foot (acre-ft)
kilopascal (kPa) 0.1450 pound per square inch (lb/in2)
bar 100 kilopascal (kPa)
meter per second (m/s) 0.4472 mile per hour (mi/hr)
meter per second (m/s) 3.281 foot per second (ft/s)

Temperature in degrees Celsius (°C) may be converted to degrees Fahrenheit (°F) as follows:



Horizontal coordinate information is referenced to the North American Datum of 1983 (NAD 83).

Symbols and Acronyms

Symbols and Acronyms Meaning
DVRFS Death Valley Regional Ground-Water Flow System
E Rate of water evaporation
ET Evapotranspiration
Gs Soil heat flux
H Sensible heat flux
HDP Heat-dissipation probe
NOAA National Oceanic and Atmospheric Administration
NTS Nevada Test Site
Rn Net radiation
USGS United States Geological Survey
WCR water-content reflectometer
λ Latent heat of vaporization for water
λE Latent heat flux (or evaporative flux)

Back to Table of Contents

AccessibilityFOIAPrivacyPolicies and Notices

Take Pride in America home page.FirstGov buttonU.S. Department of the Interior | U.S. Geological Survey
Persistent URL:
Page Contact Information: Publications Team
Page Last Modified: Saturday, 12-Jan-2013 22:24:13 EST