USGS

Biodegradation of Chlorinated Ethenes at a Karst Site in Middle Tennessee


CONVERSION FACTORS, VERTICAL DATUM, WATER-QUALITY UNITS, AND ACRONYMS

Multiply By To obtain

micrometer (µm) 0.00003937 inch
centimeter (cm) 0.3937 inch
meter (m) 3.281 foot
cubic meter (m3) 35.31 cubic foot
kilometer (km) 0.6214 mile
square meter (m2) 10.6 square foot
liter (L) 33.82 liquid ounce
microliter (µL) 0.00003381 liquid ounce
milliliter (ml) 0.03381 liquid ounce
hectare (ha) 2.471 acre
kilogram (kg) 2.205 pound avoirdupois
liters per minute (L/min) 0.2642 gallons per minute

Temperature in degrees Celsius (°C) can be converted to degrees Fahrenheit (°F) as follows: °F = 1.8 x °C + 32

Concentrations in micromoles per liter (µM/L) and moles per liter (M/L) can be converted to micrograms per liter (µg/L) and grams per liter (g/L), respectively, by multiplying by the atomic or formula weight of the constituent.

Sea level: In this report “sea level” refers to the National Geodetic Vertical Datum of 1929—a geodetic datum derived from a general adjustment of the first-order level nets of the United States and Canada, formerly called Sea Level Datum of 1929.

WATER-QUALITY UNITS

CFU/100 mL

colony forming units per 100 milliliters of sample

mg/L

milligrams per liter

mV

millivolts

µg/L

micrograms per liter

m/h

meters per hour

cells/mL

cells per milliliter

µm

micrometer

ACRONYMS

AMO

Ammonia monooxygenase

DCA

1,2-Dichloroethane

DCE

Dichloroethylene

cDCE

cis-1,2-Dichloroethylene

tDCE

trans-1,2-Dichloroethylene

DO

Dissolved oxygen

DNAPL

Dense nonaqueous phase liquid

MMO

Methane monooxygenase

NADH

Nicotinamide adenine dinucleotide

ORP

Oxidation-reduction potential

PB

Phosphate buffer

PCE

Tetrachloroethylene

RNA

Ribonucleic acid

rRNA

Ribosomal ribonucleic acid

TCE

Trichloroethylene

TDEC-DSF

Tennessee Department of Environment and Conservation, Division of Superfund

USGS

U.S. Geological Survey

VC

Vinyl chloride


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