Well Intervention and Well End-Of-Life

2013 Officer

Heiskell TOOLS

Wes

September Executive

by: / OIL

Chief 101 Life

‐ Oil

and Presentation PESA VIKING ‐ Of President End Well and

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Quality to

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the density

is place place Definition permanently

in water higher drained or

fresh process

avoid have hydrocarbons to regulations temporal own ugs pl

operations

closed What is Plug & Abandon (P&A)? insufficient be their

bridge falling placement across

decommissioning

to of have wellbore the plug from production of confirms a well

logs stage slurries If After Cement aquifers, Placement reservoir fluids countries prepare first

To Most the It is

and

prescribe USA 800 m

USA 10-15 ft Required Cement Tag/P test If needed Temp/Perm As req’d. Min 2 As req’d. Min Now idle iron > 5 yrs plugging

abandonment

for allowable

and

regulations are

Yes Yes Open 15 ft. all Required Prim/Sec

If needed 1 yr before 1 yr Norway Tag/P test If possible If possible Norway Temp/Perm Not specified that

but

provisions

UK materials UK specific

Yes 15 ft. countries, Open Prim/Sec Required If needed Tag/P test If possible 1 yr before 1 yr Temp/Perm 70 m radius the

abandoned. Plugging

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P&A Regulations Overview ? require ?

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states

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P&A? Cases testing Method? Requirement? Site Clearance Site among

jurisdictions Permanent Barriers before Heavy fluid required?

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Well P&A vs. License Expiry Date Well P&A vs. License wells all

degree be

gas

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regulations depth

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Intervention Well Thank