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Open-File Report 2007-1430

Open-File Report 2007-1430

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Conversion Factors, Datums, and Abbreviations and Acronyms

Conversion Factors

Multiply By To obtain
inch (in.) 2.54 centimeter (cm)
foot (ft) 0.3048 meter (m)
mile (mi) 1.609 kilometer (km)
acre 4,047 square meter (m2)
acre 0.4047 hectare (ha)
gallon (gal) 3.785 liter (L)
ounce, avoirdupois (oz) 28.35 gram (g)

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.


Vertical coordinate information is referenced to North American Vertical Datum of 1988 (NAVD 88).

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

Altitude, as used in this report, refers to distance above the vertical datum.

Abbreviations and Acronyms

Abbreviations and Acronyms Meaning
1,1-DCA 1,1-dichloroethane
1,2-DCA 1,2-dichloroethane
1,1-DCE 1,1-dichloroethene
CA chloroethane
cis-DCE cis-1,2-dichloroethene
CO2 carbon dioxide
DO dissolved oxygen
H2 dissolved hydrogen
mg milligram
mV millivolt
nM nanoMolar
NUWC Naval Undersea Warfare Center
NWQL National Water Quality Laboratory (USGS)
ORP oxidation-reduction potential
OU 1 Operable Unit 1
STL Severn Trent Laboratories
TCA 1,1,1,-trichloroethane
TCE trichloroethene
USEPA U.S. Environmental Protection Agency
USGS U.S. Geological Survey
VC vinyl chloride
VOC volatile organic compound
µg/L microgram per liter
µS/cm microsiemens per centimeter

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