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Scientific Investigations Report 2007–5224

U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2007–5224

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Conversion Factors

Inch/Pound to SI

Multiply By To obtain
Length
foot (ft) 0.3048 meter (m)
Area
square mile (mi2) 2.590 square kilometer (km2)
Volume
cubic foot (ft3) 0.02832 cubic meter (m3)
Flow rate
foot per second (ft/s) 0.3048 meter per second (m/s)
cubic foot per second (ft/s) 0.02832 cubic meter per second (m/s)
SI to Inch/Pound
millimeter (mm) 0.03937 inch

Dual units are used in this report. English units are used throughout with the exception of suspended-sediment concentration, grain size, and optical backscatter data, which are presented in milligrams per liter (mg/L), millimeters (mm), and millivolts (mV).

Abbreviations and Acronyms

ADAPS automated data processing system
BU backscatter units
FBU formazin backscatter units
NTU nephelometric turbidity units
OBS optical backscatterance sensor
PRS Point Reyes Station
SFRWQCB San Francisco Bay Regional Water-Quality Control Board
SPT Samuel P. Taylor (State Park)
SSC suspended-sediment concentration
TMDL total maximum daily loads

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