Energy Glossary
To make the informed choice, you need to know the lingo. Learn it here.
U
Underground Storage
The utilization of subsurface facilities for storing gas which has been transferred from its original location for the primary purposes of load balancing. The facilities are usually natural geological reservoirs such as depleted oil or gas fields or water-bearing sands sealed on the top by an impermeable cap rock. The facilities may be man-made or natural caverns.
Utility
A company that is primarily a distributor of natural gas to ultimate customers in a given geographic area.