Oil and Natural Gas Price Data - GASearch Energy Intelligence

Iagifu Crude Oil	Crude oil from Papua New Guinea with an API gravity of * and a sulfur content of * %

Ikan Pari Crude Oil	Crude oil from Indonesia with an API gravity of * and a sulfur content of * %

Ima / Amni Crude Oil	Crude oil from Nigeria with an API gravity of * and a sulfur content of * %

Imported Refiner Acquisition Cost	Is a volume-weighted average price of all crude oils imported into the United States over a specified period. Because the United States imports more types of crude oil than any other country, it may represent the truest world oil price� among all published crude oil prices. The IRAC is also usually similar to the OPEC Basket price, so it too is typically about $2 per barrel less than the WTI spot price and about $1 per barrel less than the Brent price.

Independent Producer	An energy company, usually in the exploration and production segment of the industry and generally, with no marketing, transportation or refining operations. A non-integrated producing company in the oil industry.

Indian Basket Crude	The Indian basket of crude oil comprises Oman-Dubai sour grade of crude and Brent dated sweet crude in 58:42 ratio.

Indian Condensate Oil	Crude oil from India with an API gravity of * and a sulfur content of * %

Inglewood Crude Oil	Crude oil from United States California with an API gravity of * and a sulfur content of * %

Injection	The process of putting gas into a storage facility. Also called liquefaction when the storage facility is a liquefied natural gas plant.

Injection Well	Well used to inject fluids (usually water) into a subsurface formation by pressure. A well where gas or water is injected back into the reservoir usually to increase pressure and thereby stimulate production. In a gas injection well- gas is reinjected into the upper gas portion of the reservoir.. Water injection wells are typically found offshore.

Innes Crude Oil	Crude oil from United Kingdom with an API gravity of * and a sulfur content of * %

Intan Crude Oil	Crude oil from Indonesia with an API gravity of * and a sulfur content of * %

Intangible Drilling Costs	Those items of costs relating to drilling, testing and completion operations on the Well which are not Tangible Costs thereof.

Integrated Resource Plan (" IRP ")	the formalized documentation of the principles used in a company's long-term and short-term planning and analysis of business and resource decisions.

Integrated Resource Planning (" IRP ")	The Formalized documentation of the principles used in a company's long-term and short-term planning and analysis of business and resource decsions.

Interprovincial Sour Crude Oil	Crude oil from Canada with an API gravity of * and a sulfur content of * %

Interprovincial Sweet Crude Oil	Crude oil from Canada with an API gravity of * and a sulfur content of * %

Interruptible Gas	Gas sold to customers with a provision that permits curtailment or cessation of service at the discretion of the supplier. A type of contract that allows a distributing party to temporarily suspend delivery of gas to a buyer in order to meet the demands of customers who purchased firm service. Interruptible service is less expensive than firm service and is used by customers who can either accommodate interruption or switch temporarily to alternative fuels.

Interruptible Service	Low priority service offered to customers under schedules or contracts that anticipate and permit interruption on short notice. The interruption happens when the demands of all customers exceed the capability of the system to continue deliveries to all of those customers.

Interstate pipeline	any person engaged in natural gas transportation subject to the jurisdiction of the Commission under the Natural Gas Act [15 U.S.C. 717 et seq.].

Intra-Alberta Natural Gas Hub	Alberta, Canada natural gas hub

Intrastate pipeline	any person engaged in natural gas transportation (not including gathering) which is not subject to the jurisdiction of the Commission under the Natural Gas Act [15 U.S.C. 717 et seq.] (other than any such pipeline which is not subject to the jurisdiction of the Commission solely by reason of section 1(c) of the Natural Gas Act [15 U.S.C. 717 (c)]).

IPE	The International Petroleum Exchange in London

Iran Heavy Crude Oil	Crude oil from Iran with an API gravity of * and a sulfur content of * %

Iran Heavy Sidi Kerir Crude Oil	Crude oil cargoes loading from the Egyptian port of Sidi Kerir for delivery into the Mediterranean. The API is * and the sulfur content is * %.

Iran Light Crude Oil	Crude oil from Iran with an API gravity of * and a sulfur content of * %

Iran Light Sidi Kerir Crude Oil	Crude oil cargoes loading from the Egyptian port of Sidi Kerir for delivery into the Mediterranean. The API is * and the sulfur content is * %.

Irong Barat Crude Oil	Crude oil from Malaysia with an API gravity of * and a sulfur content of * %

Iroquois Natural Gas Hub	Northeast natural gas hub - 4 pipeline interconnects

Iroquois Natural Gas Hub - New York	New England natural gas hub

Iroquois Natural Gas Hub - Waddington	U.S./Canadian border natural gas hub

Isomerate	A gasoline blendstock made in an isomerization unit

Isthmus Crude Oil	Crude oil from Mexico with an API gravity of * and a sulfur content of * %