Shale oil february 20 1 executive summary shale oil light tight oil is rapidly emerging as a significant and relatively low cost new unconventional resource in the us. The oil shale is located in a single calcareous layer 2. Fracturing fluid the primarily waterbased fluid used to fracture shale. Experience with gas development in other states indicates that economic benefits are also being obtained by other sectors of the economy, not just the oil and gas sector. Comparative study and analysis of the development of shale. How the us shale boom will change the world by gary hunt feb 15, 2012, 5. In the 19th century and in the beginning of the 20th century oil shale gas was used as illuminating gas. Valuing the great shale play 3 once considered an unconventional resource, shale gas today is viewed by many as an important component of the domestic energy portfolio. The deposit is one of the worlds highestgrade deposits with more than 40% organic content and 66% conversion ratio into shale oil and gas. The resource assessment of shale gas and shale oil is performed within task 7 of the. Shale oil is an unconventional oil produced from oil shale rock fragments by pyrolysis, hydrogenation, or thermal dissolution. Globally, hydraulic fracturing has been used in more than two million oil and gas wells to date.
Shale oil and gas predictions for 20 and beyond north america will continue to show the world the way on shale gas and oil, grealy writes, but were only at the first baby steps of shale. Gas has been produced from this formation for several decades. It is basically composed of 99 percent water, with the remainder consisting of sand and various chemical additives. Information for gas leasing, state regulations and chesapeake energy contacts ohio shale info ohio department of natural resources ohio environmental protection agency the ohio state university extension pennsylvania shale info penn state marcellus center for outreach and research pennsylvania department of environmental protection pennsylvania public utility commission impact fee. We offer a powerful combination of the right geography, gas and oil industry expertise, electricity leadership and location advisory. Shale developments have experienced explosive growth in recent years and have become an increasingly important source of oil and natural gas in the united states. Most economic sectors report increased business activity and employment due to spending by the drilling industry as well as by the mineral rights owner. These processes convert the organic matter within the rock into synthetic oil and gas. Technically recoverable shale oil and shale gas resources. In the pyrolysis process, oil shale is heated until its kerogen decomposes into vapors of a petroleumlike condensable shale oil, noncondensible combustible oil shale gas, and spent shalea solid residue. We follow global operating principles focused on safety, environmental safeguards, and engagement with nearby communities to unlock resources safely and responsibly. Shale oil and gas are hydrocarbons contained within underground shale beds, a type of sedimentary rock laid down millions of years ago. Oil shale geology is a branch of geologic sciences which studies the formation and composition of oil shalesfinegrained sedimentary rocks containing significant amounts of kerogen, and belonging to the group of sapropel fuels. Challenges associated with shale gas production department.
Scott port, nd shale o as resourc lly recoverab cf, ex. Shale oil and gas state regulatory issues and trends 1104 network, and many other issues, similarities can be found in regulation schemes across the various states. Compared with the usa, the development of shale gas in china is still in the early stage. Economic implications of natural gas drilling in the. Shell s principles for producing tightshale oil and gas. Shales containing the right quantities of gas for extraction have a number of common properties such as being rich in organic material and being in an area. Oil shale oil shale is a negrained sedimentary rock containing a solid material kerogen that converts to liquid oil when heated. Shale gas production requires less water than conventional production of oil and other forms of energy.
Fushun mining group reports producing 300,000 tons per year of shale oil from 6. S raises the te urce base to il resources luded an asse s. Wtrg economics also said in its latest note published last week that, yearoveryear, oil exploration in the u. September 24, 2015 this series of reports provides an initial assessment of world shale oil and shale gas resources. However, since shale sourcerock often has both natural gas and oil, then it. If your company is eager to join in the shale rush, make certain you take steps to ensure that acquired reserves are properly fair valued for financial reporting purposes. Energy information administration technically recoverable shale oil and shale gas resources 6 2. The resulting oil can be used immediately as a fuel or upgraded to meet refinery feedstock specifications by adding hydrogen and removing impurities such as sulfur and nitrogen. Latest news on the us, canada and international plays. A look at what shale oil is, why it could change the world, and how it could change the world. Worth basin, texas find, read and cite all the research you need on researchgate. China is in the exploration and preparation stage of resource assessment and exploration. Determine the areal extent of the shale formations within the basin and estimate its overall thickness, in.
Unconventional oil and gas from shales has been claimed to be a game. Information for gas leasing, state regulations and chesapeake energy contacts ohio shale info ohio department of natural resources ohio environmental protection agency the ohio state university extension pennsylvania shale info penn state marcellus center for outreach and research pennsylvania department of environmental protection pennsylvania public utility commission impact fee information. This shale rock acts as the hydrocarbon source rock. In the 21 st century, the shale gas is a greatly potential unconventional gas resource, which can serve as an important complement to conventional energy sources, and can effectively alleviate the energy pressure of the world. Vkg oil claims to produce 250,000 tons of oil per year from 2 million tons of shale, a yield of %.
Questions and answers fossil energy energy derived from crude oil, natural gas or coal. We offer a powerful combination of the right geography, gas and oil industry expertise, electricity leadership and location advisory services to companies in the oil and gas industry. Oil shale deposits exist in 37 countries globally, but the largest and highest quality oil shale deposits are in sparsely populated areas of colorado, utah and wyoming figure 1. Antrim shale a shale deposit located in the northern michigan basin that is a devonian age rock formation lying at a relatively shallow depth of 1,000 feet. Companies involved in unconventional oil and gas activities. This rise has been due to the production of shale gas, which today accounts for 34% of us gas output. Jarvie and others published oil and shale gas from the barnett shale, ft. World petroleum resources project assessment of potential. Concerns over environmental impact and business models dominate. Oil shale gas has served as a substitute for natural gas. The process is the same as the shale oil extraction and oil shale gas usually occurs as a byproduct of shale oil. Gas from shale is a crossword puzzle clue that we have spotted 1 time. Mergers and acquisitions in the shale sector and total oil and gas. Resource estimation of shale gas and shale oil in europe.
Shale gas shale oil gboe gboe poland 25 3,3 france 23 4,7 romania 9 0,3 denmark 5 0 uk 4 0,7 netherlands 4 2,9 others 9 1 total 80 12,9 country. In 1920s, gas plants in tallinn and tartu produced oil shale gas as a town gas. Given the success of all these other shale plays in the us under very similar geology, those source rocks could provide a rebirth for oil production in a region that has been in decline for more. The first edition was released in 2011 and updates are released on an ongoing basis. Development, technology, and policy issues congressional research service 2 gas shale development takes place on both private and state lands. Since 1948, estonianproduced oil shale gas was used in leningrad and the cities in north estonia. The main difference between tight gas and shale gas, however, is that tight gas can be found in low permeability sedimentary rocks, such as sandstones, while shale gas rocks are usually impermeable 2 royal dutch shell plc. Although the terms shale oilgas and tight oil gas are often used interchangeably in public discourse, shale formations are only a subset of all low permeability tight formations, which include sandstones and carbonates, as well as shales, as sources of tight oil production. Fusionner pdf combiner en ligne vos fichiers pdf gratuitement. Just as gas production in the united states was falling, it then experienced a 24% rise between 2007 and 2012 figure 1.
Although the terms shale oil gas and tight oil gas are often used interchangeably in public discourse, shale formations are only a subset of all low permeability tight formations, which include sandstones and carbonates, as well as shales, as sources of tight oil production. Underneath all those conventional oil pools is the new albany shaleand oil and source rock analysis indicates thats where the oil came from. Shale gas development in the united states shale formations across the u. Shale gas could also change the world and will soon become the most popular fuel source. Energy information administration technically recoverable shale oil and shale gas resources 4 ahead of time. Nsai has developed its expertise over the past decades by working with numerous clients, from the early exploration. Shale oil and gas state regulatory issues and trends.
The development of shale gas in the usa is in the developing stage with advanced exploitation technology and huge reserves. Forrestal building independence avenue, sw washington, dc 20585. Global shale resources are vast enough to cover more than a decade of oil consumption, according to the firstever u. Because shale has insufficient permeability to allow significant fluid flow to a well bore, most shale is not a source of natural gas. The norte basin of uruguay is the southern extension of the. Exxonmobil said on monday that it would take a series of steps to cut emissions of methane, a potent greenhouse gas, from its u. Shale gas is the term often used to describe both tight gas and shale gas resources. The amount of water used to produce energy by source ranges from five litres 1. The rule creates a rebuttable presumption that a deed reservation for minerals does not include natural gas or oil absent clear and convincing parol evidence that the parties to the original deed intended to include. Royalty rates, rents, and signing bonuses paid to state and private landowners vary. The impact of the development of shale gas in the united. In texas, where similar gas shale development takes place, the rates are generally higher. But, finding shale oil and gas and extracting them become less expensive every day. There is potential for shale oil production to spread globally over the next couple of decades.
Dec 08, 2015 wtrg economics also said in its latest note published last week that, yearoveryear, oil exploration in the u. Oil shale deposits exist in 37 countries globally, but the largest and highest quality oil shale deposits are in sparsely populated areas. The total production of dry shale gas in the united states in the month of august 2017 was 46,029 bcf per day being the main producing fields marcellus with 17,545bcfd, permian with 5,082bcfd, haynesville with 4,389bcfd, utica with 4,348bcfd, eagle ford with 4,085bcfd, barnet with 2,795bcfd and woodford with 2,483bcfd according to the monthly report submitted by the eia. Some of these laws and regulations were in effect prior to the advent of the shale gas development boom. The authors summarize the geologic model and results of an assessment of potential shale gas and shale oil resources of the norte basin, uruguay. For example, existing state law provisions requiring that well logs and. Oil shale formation takes place in a number of depositional settings and has considerable compositional variation.
The development of shale gas is both an opportunity and a challenge. The experiences of shale gas exploitation from other countries have been studied to carry out an analysis of the measures needed in mexico to develop shale gas in a responsible and environmentally friendly manner. Sep 25, 2017 exxonmobil said on monday that it would take a series of steps to cut emissions of methane, a potent greenhouse gas, from its u. The oil and gas industry has used hydraulic fracturing worldwide for more than 60 years in vertical wells and for almost 20 years in horizontal wells to recover natural gas and oil. Access to vast new supplies of american natural gas from shale deposits is one of the most exciting domestic energy developments in decades, particularly for the business of chemistryenergy policies must enable access to this immense supply of natural gas while protecting the environment.
Oil shale gas is produced by retorting pyrolysis of oil shale. Resource estimates change as extraction technologies improve, as markets evolve, and as oil and. The major global shale oil producers have published their yields for their commercial operations. Questions and answers shale gas glossary acquifer a single underground geological formation, or group of formations, containing water.