p&a - well statistics · 2018. 1. 17. · university of stavanger uis.no p&a - well...
TRANSCRIPT
University of Stavanger
uis.no
P&A - Well Statistics
Jon Oscar Spieler & Thomas Monge Øia
MSc Petroleum Technology - Well Engineering
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Plug & Abandonment Seminar – Sola 29.10.15
Methodology
Basis for study
Discussions with Plug and Abandonment Forum Aim to identify future P&A work
Contribute to a stronger focus on P&A
Study executed with authorities and the industry
Well data:
Snapshot of NPD database 28.02.15
Comparison with PSA well survey 2014
Final confirmation from operators
Outline:
Overview of present and future P&A scope of work (SOW)
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NPD – Map of the NCS
FAC T PA G E SNORWEGIAN PETROLEUM DIRECTORATE
3
Results – Well data
4
1611
1560
2597
Distribution of Wellbores on the NCS
Exploration Development Subsea Development Platform
Total Wellbores: 5768
Total Wells: 3637
Status Distribution of Wellbores on the NCS
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P&A Permanently plugged and abandoned
Active Producing
Drilling
Inactive Temporary abandoned
Reservoir abandoned
Permanently plugged (not abandoned)
Suspended
Not entered
Active2078
P&A3223
Inactive467
Total Wellbores:
5768
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Subsea58 %
Platform42 %
Cost Distribution for Facilities
Subsea43 %Platform
57 %
Wellbores to be Finished
Subsea43 %
Platform57 %
Wellbores to be Finished
Total Wellbores: 2545
11031442
P&A Operations – Well Statistics
Extent of future P&A operations
Temporary abandonment Assumed to be ready for P&A
Only a small number of wellbores are ready today
Next up:
Present P&A work on the NCS
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TP&A205
Res. Abandoned
18
Permanently Plugged (Not Abandonded)
129
Suspended8
Not entered107
Distribution of Wellbores From Inactive Group
Wellbores that are not ready to be abandoned: 115
TP&A205
Res. Abandoned18
Permanently Plugged (Not Abandonded)
129
Suspended8
Not entered107
Distribution of Wellbores From Inactive Group
Total Wellbores: 467
8
9
TP&A205
Res. Abandoned18
Permanently Plugged (Not Abandonded)
129
Distribution of Wellbores that are Readyto be P&A’ed
Total Wellbores: 352
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Subsea130
Platform222
Wellbores Ready to be P&A’ed
Total Wellbores:352
11
71
5
54
0
10
20
30
40
50
60
70
80
TP&A Reservoir Abandoned Permanently Plugged (NotAbandoned)
We
llbo
res
Subsea Wellbores Ready to be P&A’edDistributed by Status
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134
13
75
0
20
40
60
80
100
120
140
TP&A Reservoir Abandoned Permanently Plugged (NotAbandoned)
We
llbo
res
Platform Wellbores Ready to be P&A’edDistributed by Status
Next up: Future P&A work on the NCS
13
14
712
261
Future SOW - Subsea
1 088
132
Future SOW - Platform
Wells
MultilateralWellbores
Total wellbores: 973 Total Wellbores: 1220
Discussion
2545 wellbores to be P&A’ed at some point
352 wellbores are ready to be P&A’ed today 222 platform
130 subsea
Total P&A cost of 352 wellbores 43 Billion NOK
Time for new thinking Technology advances
Cooperation Models
Facilitation of common P&A campaigns
Plug the wells and reduce the
upcoming “Plugwave”
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Thomas Monge Øia – [email protected]
Jon Oscar Spieler – [email protected]
MSc Well Engineering
University of Stavanger
Thanks for Your Time and Attention!
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