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Scientific Investigations Report 2008–5201

U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2008–5201

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Conversion Factors, Datums, and Abbreviations and Acronyms

Conversion Factors

Multiply By To obtain
micrometer (µm) 3.937 × 10-5 inch (in)
meter (m) 3.281 foot (ft)
square kilometer (km2) 0.3861 square mile (mi2)
milliliter (mL) 0.03382 fluid ounce (oz)
liter (L) 1.057 quart (qt)
meter per second (m/s) 3.281 foot per second (ft/s)
milligram per liter per hour [(mg/L)/h] 1.0 part per million per hour (ppm/h)
milligram per liter (mg/L) 1.0 part per million (ppm)
microgram per liter (µg/L) 1.0 part per billion (ppb)

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

°F=(1.8×°C)+32.

Datums

Vertical coordinate information is referenced to the Bureau of Reclamation datum, which is 1.78 feet above National Geodetic Vertical Datum of 1929 (NGVD 29).

Horizontal coordinate information is referenced to the North American Datum of 1927 (NAD 27).

Abbreviations and Acronyms

Abbreviations and Acronyms Definition
ADAPS Automated Data Processing System
ADCP acoustic Doppler current profiler
AFA Aphanizomenon flos-aquae
BOD biological oxygen demand
H2SO4 sulphuric acid
LDOE low dissolved oxygen event
NWIS National Water Information System
NWQL National Water Quality Laboratory
SOD sediment oxygen demand
USGS U.S. Geological Survey

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