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An Overview on Offshore Oil Drilling

The Arizona Geological Survey revealed that around $400,000 to $ 1,000,000 are spent on one oil drilling venture, depending on the location, size and depth of the hole. Even temporary holes cost $8,000 to $150,000 per day. 

The industry of oil drilling is very expensive and tedious. With the involvement of geologists and environmental specialists, on-shore drilling has become regular and much advanced but there are still offshore areas where oil drilling is still a challenging process.

Offshore Oil Drilling

Oil beds are not only available on land or shallow water bodies, but deep beneath the ocean as well. There are some very
famous ocean oil drilling sites.

 It is dangerous to reach these oil deposits, but it can be highly rewarding as well. Drilling needs to be done very accurately and carefully as it can have deadly aftermaths for the oil workers as well as the environment. 

This is why there are many rules and regulations put forth by national governments.

This type of oil drilling starts with sonic equipment which determines the area most expected to produce oil.


 After the site is discovered, a mobile offshore drilling unit (MODU) is used to start digging the well. Once the site is drilled, certain units are directly converted to production units by capturing oil. Hence most of the oil companies substitute the MODU with a permanent oil production arrangement to capture oil.

Let us go through the four main types of MODU:

· Submersible MODU: It is made up of a barge with the aim of resting on sea floor at a depth of roughly 30 to 35 feet. 


Steel posts are extended on the barge's deck above water line. Such drills are used in areas having still water.

· Jackup: It is an arrangement on the top of the floating barge which is towed towards the drilling site by a ship. 


The Jackup is positioned on the drilling site where it extends its legs on the sea floor. The platform rises over the sea level and drilling is done.

· Drill ships: These ships contain drills on their top deck. They drill the earth surface with the help of propellers and anchors. These can even be used in deep water environment.

· Semisubmersibles: They float on the surface of the ocean and have navigators and propulsion system.



 They navigate the drilling sites. This system is totally based on technology and is fully-computerized.

MODU drill deep into the ocean floor to look for oil deposits. While these investments entail considerable cost and risk, the rewards may far outweigh both if production is satisfactory.


PetroChase is an independent oil and gas firm assisting in the acquisition, development, and exploration of oil and natural gas in the US.


Oil and gas investments offer financial opportunity with unique tax benefits to accredited investors, and oil exploration companies like PetroChase lead the way in projects.

Contact Petrochase at (888) 207-3876 or email info@petrochase.com.

Article Source: http://EzineArticles.com/?expert=David_L_Greene

The Arizona Geological Survey revealed that around $400,000 to $ 1,000,000 are spent on one oil drilling venture, depending on the location, size and depth of the hole. Even temporary holes cost $8,000 to $150,000 per day. 

The industry of oil drilling is very expensive and tedious. With the involvement of geologists and environmental specialists, on-shore drilling has become regular and much advanced but there are still offshore areas where oil drilling is still a challenging process.

Offshore Oil Drilling

Oil beds are not only available on land or shallow water bodies, but deep beneath the ocean as well. There are some very
famous ocean oil drilling sites.

 It is dangerous to reach these oil deposits, but it can be highly rewarding as well. Drilling needs to be done very accurately and carefully as it can have deadly aftermaths for the oil workers as well as the environment. 

This is why there are many rules and regulations put forth by national governments.

This type of oil drilling starts with sonic equipment which determines the area most expected to produce oil.


 After the site is discovered, a mobile offshore drilling unit (MODU) is used to start digging the well. Once the site is drilled, certain units are directly converted to production units by capturing oil. Hence most of the oil companies substitute the MODU with a permanent oil production arrangement to capture oil.

Let us go through the four main types of MODU:

· Submersible MODU: It is made up of a barge with the aim of resting on sea floor at a depth of roughly 30 to 35 feet. 


Steel posts are extended on the barge's deck above water line. Such drills are used in areas having still water.

· Jackup: It is an arrangement on the top of the floating barge which is towed towards the drilling site by a ship. 


The Jackup is positioned on the drilling site where it extends its legs on the sea floor. The platform rises over the sea level and drilling is done.

· Drill ships: These ships contain drills on their top deck. They drill the earth surface with the help of propellers and anchors. These can even be used in deep water environment.

· Semisubmersibles: They float on the surface of the ocean and have navigators and propulsion system.



 They navigate the drilling sites. This system is totally based on technology and is fully-computerized.

MODU drill deep into the ocean floor to look for oil deposits. While these investments entail considerable cost and risk, the rewards may far outweigh both if production is satisfactory.


PetroChase is an independent oil and gas firm assisting in the acquisition, development, and exploration of oil and natural gas in the US.


Oil and gas investments offer financial opportunity with unique tax benefits to accredited investors, and oil exploration companies like PetroChase lead the way in projects.

Contact Petrochase at (888) 207-3876 or email info@petrochase.com.

Article Source: http://EzineArticles.com/?expert=David_L_Greene

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