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Scientific Investigations Report 2007–5144

U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2007–5144

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Conversion Factors and Datum

Conversion Factors

Multiply By To obtain
centimeter (cm) 0.3937 inch (in.)
cubic meter (m3) 35.714 cubic foot (ft3)
cubic meter (m3) 264.2 gallon (gal)
gram (g) 0.03527 ounce, avoirdupois (oz)
kilogram (kg) 2.205 pound avoirdupois (lb)
kilometer (km) 0.6214 mile (mi)
liter (L) 61.02 cubic inch (in3)
liter (L) 0.2642 gallon (gal)
liter (L) 33.82 ounce, fluid (fl. oz)
liter (L) 1.057 quart (qt)
meter (m) 3.281 foot (ft)
meter (m) 1.094 yard (yd)
millimeter (mm) 0.03937 inch (in.)
square kilometer (km2) 0.3861 square mile (mi2)
square meter (m2) 0.0002471 acre

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

°F = (1.8×°C)+32.

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

°C = (°F-32)/1.8.

Concentrations of chemical constituents in water are given either in milligrams per liter (mg/L) or micrograms per liter (μg/L).

Datum

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

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