||The volume of gas needed as a permanent inventory to maintain adequate reservoir
pressures and deliverability rates throughout the withdrawal season. All native gas is
included in the base gas volume.
||Connecticut, Delaware, District of Columbia, Florida, Georgia, Iowa, Illinois,
Indiana, Kentucky, Massachusetts, Maryland, Maine, Michigan, Missouri,
North Carolina, Nebraska, New Hampshire, New Jersey, New York, Ohio,
Pennsylvania, Rhode Island, South Carolina, Tennessee, Vermont, Virginia,
Wisconsin, and West Virginia.
||A gaseous mixture of hydrocarbon compounds, the primary one being methane.
||Alabama, Arkansas, Kansas, Louisiana, Mississippi, New Mexico, Oklahoma, and Texas.
|Underground Gas Storage
||The use of sub-surface
facilities for storing gas that has been transferred from its original
location. The facilities are usually hollowed-out salt
domes, natural geological reservoirs (depleted oil or gas
fields) or water-bearing sands topped by an impermeable cap
||Arizona, California, Colorado, Idaho, Minnesota, Montana, Nevada, North Dakota,
Oregon, South Dakota, Washington, Wyoming, and Utah.
||The volume of total natural gas storage capacity that contains natural gas available for withdrawal.