USGS Scientific Investigations Report 2010–5154 - Use of Stable Isotopes of Carbon and Nitrogen to Identify Sources of Organic Matter to Bed Sediments of the Tualatin River, Oregon

Conversion Factors, Datum, and Abbreviations and Acronyms

Conversion Factors

Inch/Pound to SI

Multiply	By	To obtain
foot (ft)	0.3048	meter (m)
mile (mi)	1.609	kilometer (km)
square mile (mi²)	2.590	square kilometer (km²)
ounce, fluid (fl.oz)	0.02957	liter (L)
cubic foot per second (ft³/s)	0.02832	cubic meter per second (m³/s)
foot per mile (ft/mi)	0.1894	meter per kilometer (m/km)

SI to Inch/Pound

Multiply	By	To obtain
centimeter (cm)	0.3037	inch (in.)
micrometer (µm)	0.00003937	inch (in.)
meter (m)	3.281	foot (ft)
square meter (m²)	0.0002471	acre
liter (L)	33.82	ounce, fluid (fl. oz)
gram (g)	0.03537	ounce, avoirdupois (oz)

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

°F=(1.8×°C)+32

Datum

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

Abbreviations and Acronyms

DO	dissolved oxygen
PC1	principal component 1
PC2	principal component 2
PCA	principal components analysis
RM	river mile
SOD	sediment oxygen demand
TMDL	Total Maximum Daily Load
USGS	U.S. Geological Survey
WWTF	wastewater treatment facility

First posted August 17, 2010

Report PDF (2.6 MB)

For additional information contact:
Director, Oregon Water Science Center
U.S. Geological Survey
2130 SW 5th Ave.
Portland, Oregon 97201
http://or.water.usgs.gov

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