The glossary of terms is arranged alphabetically. Click on the
letters below to find terms beginning with that letter.
WACOG: Weighted Average Cost of Gas. Formula
used by LDCs (and formerly by pipelines) to determine the cost
of gas underlying their sales rate.
Wheeling: In the electric market, "wheeling"
refers to the interstate sale of electricity. In the natural gas
industry, wheeling refers to the movement of gas in and out of
short-term storage at hubs.