Key Terms |
Definition |
AGA Eastern Consuming Region |
All States east of the Mississippi River less Mississippi and Alabama,
plus Iowa, Nebraska and Missouri.
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AGA Western Consuming Region |
All States west of the Mississippi River less the Producing
Region and Iowa, Nebraska and Missouri.
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AGA Producing Region |
Alabama, Arkansas, Kansas, Louisiana, Mississippi, New Mexico, Oklahoma, and Texas.
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Base (cushion) Gas |
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.
|
Natural Gas |
A gaseous mixture of hydrocarbon compounds, the primary one being methane.
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Net Withdrawals |
The amount by which storage withdrawals exceed storage injections.
|
Storage Additions |
Volumes of gas injected or otherwise
added to underground natural gas reservoirs or liquefied natural
gas storage.
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Storage Withdrawals |
Total volume of gas withdrawn from
underground storage or from liquefied natural gas storage
over a specified amount of time.
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Underground Storage Injections |
Gas from extraneous sources put into underground storage reservoirs.
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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
rock (aquifer).
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Underground Storage Withdrawals |
Gas removed from underground
storage reservoirs.
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Working (top storage) Gas |
The volume of total natural gas storage capacity that contains natural gas available for withdrawal.
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