Bakken/TorquayBakken/TorquayDevelopment: Development:
AA Manitoba UpdateManitoba Update
Dan Dan BarchynBarchyn
OutlineOutlineHistory of History of Bakken/TorquayBakken/Torquay Development in Development in ManitobaManitobaExamples of different play types:Examples of different play types:
Daly Pools: Finding sweet spots in an area of Daly Pools: Finding sweet spots in an area of ubiquitous oil saturation.ubiquitous oil saturation.BirdtailBirdtail: Structural and : Structural and stratigraphicstratigraphic closures in a closures in a regionally wet sand.regionally wet sand.Sinclair: Reservoirs below the unconformity.Sinclair: Reservoirs below the unconformity.
BakkenBakken Oil System:Oil System:What we still don’t know (but would like to!).What we still don’t know (but would like to!).
HistoryHistoryCalifornia Standard 1954: California Standard 1954:
First completion attempt at Daly 13First completion attempt at Daly 13--1414--99--28.28.NewscopeNewscope 1985: 1985:
Kola Pool Discovery: Daly area developmentKola Pool Discovery: Daly area developmentNorthrockNorthrock 1996: 1996:
BirdtailBirdtail Pool Discovery: Extends fairway Pool Discovery: Extends fairway updipupdipTundra 2003: Tundra 2003:
Sinclair Pool Discovery: Sinclair Pool Discovery: TorquayTorquay (Three Forks) (Three Forks) productionproduction
Current Production (Nov./04):Current Production (Nov./04):1014 1014 bopdbopd from 193 wells from 193 wells
Time (y ears)1985 200587 89 91 93 95 97 99 01 03
015
0015
030
045
060
075
090
010
5012
0013
50
Calndr-Day Av g OIL Bbl
020
02 0
4 06 0
8 01 0
01 2
01 4
01 6
01 8
0
Well Count count
Cum GAS 0.0 McfCum OIL 3,940,192.4 BblCum WTR 6,323,542.8 Bbl
Data As Of :WellCount:
2004-11 (MB)254/255
HISTORICALBAKKEN/TORQUAY PRODUCTION
MANITOBA1972-092004-11
From:To:
T6
T7
T8
T9
T10
T11
T12
T13
T14
T15
T16
R17W1R18R19R20R21R22R23R24R25R26R27R28R29R30R31R32R33R34
Bakken Subcrop
Birdtail
Daly
Rocanville
Sinclair
Sask Man Bakken Producing Areas
T6
T16
R17R29
Daly AreaDaly AreaMajor Major LodgepoleLodgepole pool discovered in 1950.pool discovered in 1950.BakkenBakken oil charge throughout area (40 degree API).oil charge throughout area (40 degree API).Production performance determined by reservoir quality Production performance determined by reservoir quality in Middle in Middle BakkenBakken sandstone.sandstone.“Sweet Spots” trend north“Sweet Spots” trend north--south parallel to depositional south parallel to depositional strike.strike.Kola (Kola (BakkenBakken A) Pool ultimate recovery = 2 A) Pool ultimate recovery = 2 mmbblsmmbblsMajor pools are under Major pools are under waterfloodwaterflood..Production is commonly commingled with overlying Production is commonly commingled with overlying LodgepoleLodgepole..Underlying Underlying TorquayTorquay beds are productive in S. Ebor area.beds are productive in S. Ebor area.
Daly Area
31 3631 3631 361 36
16
31 36
16
31 36
16
31 36
16
31 36
16
31 36
16
31 36
16
31 36
16
31 36
61616161
Kola
S. EborCromer
T10
T9
R29 R28
Bakken Producers Highlighted
850
D3_forks
MbkknM_ss
MbkknU_sh
4489
100/03-33-010-29W1/00
Kola Area Log
Phi.(avg) = 17% K(avg) = 12 md Net Pay = 5 m
850
TD 886.0m
D3_forks
MbkknM_ss
MbkknU_sh
850
TD 878.0m
D3_forks
MbkknM_ss
MbkknU_sh
Mbs_ls
850
TD 884.0m
D3_forks
MbkknM_ss
MbkknU_sh
4428
100/09-32-010-29W1/00A
4574
100/05-33-010-29W1/00
<=750.3m=>
4461
100/09-33-010-29W1/00
<=1205.2m=>A'
Kola Area: Stratigraphic Section
Datum
Time (years)1996 200597 98 99 00 01 02 03 04
110
100
Prdcg-Day Avg OIL Bbl
110
100
Percent: WTR Cut %
1010
010
00
Monthly Hours hrs
Cum GAS 0.0 McfCum OIL 111,050.9 BblCum WTR 4,650.2 Bbl
Data As Of:From:
To:
2004-11 (MB)1996-022004-11
INDIVIDUAL PRODUCTIONTundra Kola Unit No. 2100/05-33-010-29W1/00
Capable Of Oil ProdDALY (01)BAKKEN A (60A)
Status:Field:Pool:
Kola Production Profile
Time (years)1998 200599 00 01 02 03 04
110
100
Prdcg-Day Avg OIL Bbl
110
100
Percent: WTR Cut %
1010
010
00
Monthly Hours hrs
Cum GAS 0.0 McfCum OIL 78,902.5 BblCum WTR 4,063.4 Bbl
Data As Of:From:
To:
2004-11 (MB)1998-022004-11
INDIVIDUAL PRODUCTIONKola Unit No. 2 HZNTL
100/06-33-010-29W1/00
Capable Of Oil ProdDALY (01)BAKKEN A (60A)
Status:Field:Pool:
Kola Horizontal Production Profile
Time (years)1987 200589 91 93 95 97 99 01 03
110
100
Prdcg-Day Avg OIL Bbl
110
100
Percent: WTR Cut %
1010
010
00
Monthly Hours hrs
Cum GAS 0.0 McfCum OIL 81,309.5 BblCum WTR 113,467.0 Bbl
Data As Of:From:
To:
2004-11 (MB)1987-072004-11
INDIVIDUAL PRODUCTIONTundra Kola Unit No. 1 Prov.
100/16-20-010-29W1/00
Capable Of Oil ProdDALY (01)BAKKEN A (60A)
Status:Field:Pool:
Kola Waterflood Response
750
800
D3_forksMbkknM_ss
Mbs_ls
Mcromer
Mcruik_cr
Mcruik_sh
Mdaly_M
4989
100/11-23-009-28W1/00
Daly Area: Commingled Completion
BirdtailBirdtail AreaAreaSmall Pools (500 Small Pools (500 mbblsmbbls.) within area of good .) within area of good quality Middle quality Middle BakkenBakken sand. sand. Identifiable downIdentifiable down--dip water legs.dip water legs.Shallow depth (520m), 36 Shallow depth (520m), 36 degreedegree API oil.API oil.Under Under waterfloodwaterflood..Trapping appears to be a combination of Trapping appears to be a combination of structural and structural and stratigraphicstratigraphic factors.factors.
525
D3_forks
MbkknM_ss
MbkknU_sh
4714
100/01-19-016-27W1/00
Birdtail Area Log
Phi (avg) = 18% Net Pay = 3.5m
Time (years)1997 200598 99 00 01 02 03 04
110
100
Prdcg-Day Avg OIL Bbl
110
100
Percent: WTR Cut %
1010
010
00
Monthly Hours hrs
Cum GAS 0.0 McfCum OIL 32,818.5 BblCum WTR 18,744.4 Bbl
Data As Of:From:
To:
2004-11 (MB)1997-072004-11
INDIVIDUAL PRODUCTIONBirdtail Unit No. 2 Prov.100/01-19-016-27W1/00
Capable Of Oil ProdBIRDTAIL (15)BAKKEN C (60C)
Status:Field:Pool:
Birdtail Production Profile
Sinclair AreaSinclair AreaRecent (2003) discovery with currently Recent (2003) discovery with currently active development.active development.Flow unit straddles the unconformity with Flow unit straddles the unconformity with the bulk of pay found in the underlying the bulk of pay found in the underlying TorquayTorquay..Reservoir beds correlate to Christopher’s Reservoir beds correlate to Christopher’s TorquayTorquay “Unit 4”.“Unit 4”.Reservoir is a sandy carbonate (Dolomite).Reservoir is a sandy carbonate (Dolomite).Log expression is subtle and doesn’t Log expression is subtle and doesn’t explain variations in explain variations in productivity.productivity.
Sinclair Area
3131 3631 3631 3631 3636
6
31
16
31 36
16
31 36
16
31 36
16
31 36
1
36
6
31
16
31 36
16
31 36
16
31 36
16
31 36
1
36
6161616161
A3-7-8-29
T7
T8
ManitobaSask. Highlighted wells drilled since Jan. 2004
1025
T_MARKER
D3_forks
MbkknM_ss
MbkknU_sh
4666
100/03-07-008-29W1/00
Sinclair Area Log
Phi (avg) = 16% K (avg) = 3.5 md Net Pay = 6.0m
Time (years)2003 200504
110
100
Prdcg-Day Avg OIL Bbl
Monthly GAS [No Data]
110
100
Percent: WTR Cut %
1010
010
00
Monthly Hours hrs
Cum GAS 0.0 McfCum OIL 11,286.8 BblCum WTR 5,556.6 Bbl
Data As Of:From:
To:
2004-11 (MB)2003-022004-11
INDIVIDUAL PRODUCTIONTundra South Ebor
102/03-07-008-29W1/00
Capable Of Oil ProdOTHER AREAS (99)BAKKEN - THREE FORKS B (62B)
Status:Field:Pool:
Sinclair Production Profile
Sinclair – Daly Stratigraphic Section
1000
1050
Dbirdbear
T_MARKER
D3_forksMbkknM_ssMbkknU_sh
850
900
Dbirdbear
T_MARKER
MbkknM_ss
MbkknU_sh
4666
100/03-07-008-29W1/00A
4489
100/03-33-010-29W1/00
<=26454.0m=>A'
Datum
T6
T7
T8
T9
T10
T11
T12
T13
T14
T15
T16
R17W1R18R19R20R21R22R23R24R25R26R27R28R29R30R31R32R33R34
-623.2-523.2 -423.2
-423.2
-323.2-323.2
-223.2
-223.2
-223.2
-123.2
-123.2
-123.2
Rocanville-Birdtail
Daly-Sinclair
Virden-Subcrop
Birdtail-Waskada Axis
Structure on Upper Bakken
R29 R17
T6
T16
Exploration IssuesExploration IssuesThree different play types are known:Three different play types are known:
Daly: Daly: faciesfacies variations in the Middle Member define variations in the Middle Member define sweet spots in area of oil saturation.sweet spots in area of oil saturation.BirdtailBirdtail: : structual/stratigraphicstructual/stratigraphic trapping within area of trapping within area of regionally wet sand.regionally wet sand.Sinclair: Sinclair: erosionallyerosionally truncated carbonate reservoirs truncated carbonate reservoirs charged from overlying younger stratacharged from overlying younger strata..
The The BakkenBakken oil systemoil systemLimited distribution of pools and shows.Limited distribution of pools and shows.Do we really understand it?Do we really understand it?
Questions for the ResearchersQuestions for the Researchers
What is the nature of and hydrodynamic history What is the nature of and hydrodynamic history of the of the BakkenBakken flow unit?flow unit?Why is there a cluster of light (40 degree API) oil Why is there a cluster of light (40 degree API) oil pools at very shallow depths on the northeastern pools at very shallow depths on the northeastern basin flank?basin flank?What is the geochemistry and thermal history of What is the geochemistry and thermal history of the “hot” Upper the “hot” Upper BakkenBakken shalesshales in the Daly area?in the Daly area?Does the conventional view of long distance Does the conventional view of long distance secondary oil migration from a basinsecondary oil migration from a basin--centered oil centered oil window still make window still make sense?sense?