the mississippian in kansas: an update
DESCRIPTION
The Mississippian in Kansas: An Update. Rex Buchanan, Interim Director K. David Newell, Ph.D. Kansas Geological Survey University of Kansas Lawrence, Kansas. Mississippian rocks, Cherokee County. (www2.nau.edu/rcb7/namM345.jpg). Kansas Rock Column and hydrocarbon pay zones. - PowerPoint PPT PresentationTRANSCRIPT
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The Mississippian in Kansas: An Update
Rex Buchanan, Interim Director K. David Newell, Ph.D.
Kansas Geological SurveyUniversity of Kansas
Lawrence, Kansas
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Mississippian rocks, Cherokee County
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(www2.nau.edu/rcb7/namM345.jpg)
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Kansas Rock Column
and hydrocarbon pay zones
J urassic
Cretaceous Niobrara Chalk
Dakota FormationTriassic
LITHOLOGYAGE
Desmoinesian
Permian
Virgilian
Missourian
Cedar Hills SandstoneStone Corral anhydriteHutchinson salt
Chase Group
Lansing &Kansas City Groups
Marmaton &Cherokee Groups
Penn
sylv
ania
n
Mississippian
OrdovicianViola LimestoneSimpson GroupArbuckle GroupReagan SandstonePrecambrian
Council Grove Group
Cambrian
Atokan
ChesteranMorrowan Kearny Formation
Shawnee &Wabaunsee Groups
(basal Penn. unconformity)
500 mapprox scale
UNITS
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Top of MSSP is at 3658
Weathered chert (with weathering rinds – light around dark interiors)Can be seen in chert clasts
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Cherty limestones are very typical of the MSSP
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This may be the type of dark, non-porous organic-rich limestone that will produce oil, if hydrofractured
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Mississippian Pay Zone MineralogyBerexco Wellington KGS #1-32
Silicified sponge spicule
Silicified filled pore space • Plain light (10x
zoom); • Pore space filled by
blue epoxy• Fine grained
dolomite with silica cement, minor pore space
• Silicified sponge spicule
• Most of pore spaces filled with chert
3670.6’
TS provided by Datta & Barker, KSU
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50
40
30
20
10
0
45
35
25
15
5
100
40
20
0
30
10
INTENTS-TO-DRILL for HORIZONTAL WELLSin SOUTHERN and WESTERN KANSAS
(half-month time increments - May 2011 through July 2013)
NUMBER OF INTENTS-TO-DRILL IN A SIX-COUNTYTIER ALONG THE OKLAHOMA STATE LINE
(HORIZONTAL INTENTS IN RED, ALL INTENTS IN GRAY)PERCENTAGE OF INTENTS THAT ARE HORIZONTAL WELLS
# ofPermits
20
10
0
15
5
June,2011
Aug,2011
Oct,2011
Dec,2011
Feb,2012
Apr,2012
June,2012
Aug,2012
NUMBER OF INTENTS-TO-DRILL FOR HORIZONTAL WELLSIN WESTERN KANSAS
90
%
80
60
70
50
# ofPermits
Oct,2012
Feb,2013
Dec,2012
Apr,2013
June,2013
Aug,2013
June,2011
Aug,2011
Oct,2011
Dec,2011
Feb,2012
Apr,2012
June,2012
Aug,2012
Oct,2012
Feb,2013
Dec,2012
Apr,2013
June,2013
Aug,2013
June,2011
Aug,2011
Oct,2011
Dec,2011
Feb,2012
Apr,2012
June,2012
Aug,2012
Oct,2012
Feb,2013
Dec,2012
Apr,2013
June,2013
Aug,2013
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50,000
100,000
150,000
200,000
2010 2011 2012
Monthly Production from Modern Horizontal Wells in KS(bbls of oil equivalent; [6000 cfg = 1 BOE])
BOE/mo.
YEAR162 wells reportingproduction
BOE/day
18 wells reportingproduction
250,000
300,000
350,000
400,000
6.7 % of KansasO&G production
production fromwells first reportiing
in 2012
production fromwells first reportiing
in 20110
450,000
500,000
1 well reportingproduction
5,0004,0003,0002,0001,000
6,0007,0008,0009,000
10,00011,00012,00013,00014,00015,000
02013
production fromwells first reportiing
in 2013
550,000
16,00017,00018,000
226 wells reportingproduction
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08/2
010
09/2
010
10/2
010
11/2
010
12/2
010
01/2
011
02/2
011
03/2
011
04/2
011
05/2
011
06/2
011
07/2
011
08/2
011
09/2
011
10/2
011
11/2
011
12/2
011
01/2
012
02/2
012
03/2
012
04/2
012
05/2
012
06/2
012
07/2
012
08/2
012
09/2
012
10/2
012
11/2
012
12/2
012
01/2
013
02/2
013
03/2
013
04/2
013
Month/Year
0
50
100
150
200
250
Dai
ly P
rodu
ctio
n pe
r wel
l (by
mon
th),
wel
l num
bers
number of wellsavg production (boepd) per well
Production and Numbers -- Recent Kansas Horizontal Wells
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Water Usage
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Mississippian-related Web sites
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Recent Rule Changes
• Landspreading/KCC, KDHE
• Frack fluid disclosure/KCC
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The Mississippian in Kansas: An Update
Rex Buchanan, Interim Director [email protected]
K. David Newell, Ph.D.Kansas Geological Survey
University of KansasLawrence, Kansas