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Woodford Shale, Ardmore Basin, Oklahoma:
A Developing Shale Play
J. Michael Party and Robert A. Wipf (Wagner & Brown, Ltd.),
Jason M. Byl, Jeff Lawton, and James M. Hill (BNK Petroleum, Inc.)
Geological Map Of Oklahoma, Hugh D. Miser (USGS & OGS)
Modified from Ye, Royden, Burchfiel, and Schuepbach 1996Geological Survey of Alabama Circular 192 Pashin & Hinkle, 2001
BARNETT SHALE
CANEY/WOODFORD SHALEFAYETTEVILLE
SHALE
FLOYD SHALE
BARNETT/WOODFORD SHALE
After AAPG COSUNA Project
385 MYA
385 MYA
Blakey 2005
After AAPG COSUNA Project
360 MYA
Ken Johnson (1971)
360 MYA
Blakey 2005
Oklahoma City
Ardmore
After AAPG COSUNA Project
Wells that produced from Woodford
AYLESWORTH FIELDSMADILL FIELD
CADDO & SPRINGER FIELDS
5,859,168 mcf
05/74-
4,500 mcf/month
2,328,287 mcf
178 bbls oil
11/74-07/07
731,005 mcf
03/75-
1,300 mcf/month
220,899 mcf
7,610 bbls oil
02/78-03/91
1,788,889 mcf
03/92-
2,000 mcf/month
163,170 bbls oil
01/58-07/07
3,403,747 mcf
02/73-
300 mcf/month
4,304,217 mcf
02/78-
300 mcf/month
444,043 mcf
546 bbls oil
06/90-
200 mcf/month
354,246 mcf
04/05-
5,800 mcf/month
1,262,515 mcf
6,127 bbls oil
03/95-
5,000 mcf/month
2,040,543 mcf
398,303 bbls oil
04/54-
2,000 mcf/month
1,696,249 mcf
06/61-
3,000 mcf/month
1,066,495 mcf
03/62-
1,200 mcf/month
1,414,947 mcf
11/61-05/89
724,208 mcf
06/61-12/90
844,893 mcf
06/61-02/95
2,692,895 mcf
06/61-
4,000 mcf/month
1,842,552 mcf
11/61-04/94
1,256,797 mcf
07/61-05/02
603,609 mcf
07/61-09/83
STRUCTURE TOP WOODFORD
CI = 500 Feet
Granite Outcrop
Pre Penn Outcrop
Quaternary Fill
Washita River 3D Outline
Granite Outcrop
Pre Penn Outcrop
Quaternary Fill
ISOCHORE WOODFORD
CI = 50 Feet
Washita River 3D Outline
Perf’d 9,346-56
Frac’d with 15,238 bbls and
225,000# of 100 Mesh, 30/50 Mesh and 20/40 Mesh
Nickel Hill #1-26
1
10
100
1,000
10,0009/
4/20
07
9/18
/200
7
10/2
/200
7
10/1
6/20
07
10/3
0/20
07
11/1
3/20
07
11/2
7/20
07
12/1
1/20
07
12/2
5/20
07
1/8/
2008
1/22
/200
8
2/5/
2008
2/19
/200
8
3/4/
2008
3/18
/200
8
4/1/
2008
4/15
/200
8
4/29
/200
8
5/13
/200
8
5/27
/200
8
6/10
/200
8
6/24
/200
8
7/8/
2008
7/22
/200
8
8/5/
2008
DAYS
GA
S (m
cf/d
ay)
OIL
(bbl
s/da
y)
GASOIL
PLANT DOWN
Cummulative Production69,238 mcf + 2,245 bbls oil
5 Stage Frac
Frac’d with 52,773 bbls and
1,075,022 # of 100 Mesh, and 30/50 Mesh
Greenway #35-1H
1
10
100
1,000
10,0009/
4/20
07
9/18
/200
7
10/2
/200
7
10/1
6/20
07
10/3
0/20
07
11/1
3/20
07
11/2
7/20
07
12/1
1/20
07
12/2
5/20
07
1/8/
2008
1/22
/200
8
2/5/
2008
2/19
/200
8
3/4/
2008
3/18
/200
8
4/1/
2008
4/15
/200
8
4/29
/200
8
5/13
/200
8
5/27
/200
8
6/10
/200
8
6/24
/200
8
7/8/
2008
7/22
/200
8
8/5/
2008
DAYS
GA
S (m
cf/d
ay)
OIL
(bbl
s/da
y)
GAS
OIL
PLANT DOWN
Cummulative Production254,482 mcf & 7,198 bbls oil
9 Stage Frac
Frac’d with 94,056 bbls and
1,943,509 # of 100 Mesh, 40/70 Mesh, and 20/40 Mesh
Dunn #1H-2
1
10
100
1,000
10,0009/
4/20
07
9/18
/200
7
10/2
/200
7
10/1
6/20
07
10/3
0/20
07
11/1
3/20
07
11/2
7/20
07
12/1
1/20
07
12/2
5/20
07
1/8/
2008
1/22
/200
8
2/5/
2008
2/19
/200
8
3/4/
2008
3/18
/200
8
4/1/
2008
4/15
/200
8
4/29
/200
8
5/13
/200
8
5/27
/200
8
6/10
/200
8
6/24
/200
8
7/8/
2008
7/22
/200
8
8/5/
2008
DAYS
GA
S (m
cf/d
ay)
OIL
(bbl
s/da
y)
GAS
OIL
PLANT DOWN
Cummulative Production120,115mcf + 8,763 bbls oil
Wells that produced from Woodford
3.1.35
1.3
3.1 1.2
.37
.45
.16
SPRINGER FIELD AREA
Woodford Only Woodford/Sycamore Woodford/Others Production in BCF (3.1 BCF)
1,000
10,000
100,000
1 2 3 4 5 6 7 8 9 10 11 12 13
Months
GA
S (m
cf/m
onth
)
Jordan #1-12H (Gas)
Greenway 35-#1H (Gas)
Dunn 2-#1H (Gas)
Pipeline Issues
Pipeline Issues
Comparison of Jordan #1-12H, Greenway 35-#1H and Dunn 2-#1H
1,000
10,000
100,000
1 2 3 4 5 6 7 8 9 10 11 12 13 14
Months
GA
S (m
cf/m
onth
)
Jordan #1-12H (mcfe)
Greenway 35-#1H (mcfe)
Dunn 2-#1H (mcfe)
Pipeline Issues
Pipeline Issues
Comparison of Jordan #1-12H, Greenway 35-#1H and Dunn 2-#1H
McAlester
Oklahoma City
Ardmore
@ 90 Miles
Cumulative Production
>1 BCF
.75-1 BCF
.5-.75 BCF
.25-.5 BCF
<.25 BCF
133 of 427 Wells Producing have been producing less than 6 Months (31%)
256 of 427 Wells Producing have been producing less than 12 Months (60%)
Cumulative Production
>1 BCF
.75-1 BCF
.5-.75 BCF
.25-.5 BCF
<.25 BCF
Max Month Production
180-600 MMCF
0-30 MMCF
150-180 MMCF
120-150 MMCF
90-120 MMCF
60-90 MMCF
30-60 MMCF
Max Month Production versus Cumulative Production
0
500,000
1,000,000
1,500,000
2,000,000
2,500,000
3,000,000
3,500,000
4,000,000
4,500,000
5,000,000
5,500,000
0 50,000 100,000 150,000 200,000 250,000 300,000 350,000
B .5 Years
B 1 year
B 2 Years
B 2.5 YearsB 5 Years
B 10 Years
B 15 Years
F.5 Years
F 1 Year
W .5 Years
W 1 YearLinear (B .5 Years)
Linear (B 1 year)
Linear (B 2 Years)
Linear (B 2.5 Years)
Linear (B 5 Years)
Linear (B 10 Years)
Linear (B 15 Years)
Linear (F.5 Years)Linear (F 1 Year)
Linear (W .5 Years)
Linear (W 1 Year)
Cum
ulat
ive
Gas
Pro
duct
ion
(mcf
)
Max Month Gas Production (mcf)
Max Month Production versus Cumulative Production
0
500,000
1,000,000
1,500,000
2,000,000
2,500,000
3,000,000
3,500,000
4,000,000
4,500,000
5,000,000
5,500,000
0 50,000 100,000 150,000 200,000 250,000 300,000 350,000
1 Year
.5 Years
2.5 Years
5 Years
10 Y
ears
15 Y
ears
Cum
ulat
ive
Gas
Pro
duct
ion
(mcf
)
Max Month Gas Production (mcf)
Woodford Structure Comparison
CI = 500 Feet
Carter & Johnston Counties Area Pittsburg & Hughes Counties Area
Woodford Structure Comparison (Shading)
CI = 500 Feet
Carter & Johnston Counties Area Pittsburg & Hughes Counties Area
Woodford Isochore Comparison
CI = 50 Feet
Carter & Johnston Counties Area Pittsburg & Hughes Counties Area
Woodford Isochore Comparison (Shading)
CI = 50 Feet
Carter & Johnston Counties Area Pittsburg & Hughes Counties Area
Hunton Isochore Comparison
CI = 50 Feet
Carter & Johnston Counties Area Pittsburg & Hughes Counties Area
Activity Map
2002 2003 2004 2005 2006 2007 20081
10
100
1,000
10,000
100,000
1,000,000
10,000,000
100,000,000
1,000,000,000
10,000,000,000
Time
Prod
uctio
n R
ates
436,859,808 mcf54,513 bbl oil 74,517,740 bbl w trDATE: 01/1993 - 08/2007BARNETT /SH/ JOHNSON CO
Dec 2002
2 Wells
.001 BCF/month
March 2005
135 Wells
3.4 BCF/month (~ 800 mcf/d/well)
Aug 2007
1,048 Wells
27.5 BCF/month
Johnson County Barnett
Gas
OilWellCount
GA
S (m
cf/m
onth
)
OIL
& W
ATE
R (
bbls
/mon
th)
(month)
2003 2004 2005 2006 2007 20081
10
100
1,000
10,000
100,000
1,000,000
10,000,000
100,000,000
1,000,000,000
Time
Prod
uctio
n R
ates
45,573,483 mcf0 bbl oil 0 bbl w trDATE: 10/1985 - 06/2007FAYETTEVILLE SH
June 2004
3 Wells
.0007 BCF/month
Jan 2007
185 Wells
3.3 BCF/month (~ 600 mcf/d/well)
June 2007
311 Wells
6.2 BCF/month
Fayetteville Shale
Gas
WellCount
GA
S (m
cf/m
onth
)
OIL
& W
ATE
R (
bbls
/mon
th)
(month)
2004 2005 2006 2007 2008 20091
10
100
1,000
10,000
100,000
1,000,000
10,000,000
100,000,000
1,000,000,000
Time
Prod
uctio
n R
ates
101,590,541 mcf117,285 bbl oilDATE: 01/1974 - 01/2008WOODFORD SHALE
Sept 2004
3 Wells
.006 BCF/month
Dec 2006
114 Wells
3.3 BCF/month (~ 960 mcf/d/well)
Jan 2008
387 Wells
10.4 BCF/month
Woodford Shale (Arkoma Basin)
Gas
WellCount
Oil
GA
S (m
cf/m
onth
)
OIL
& W
ATE
R (
bbls
/mon
th)
(month)
Development Time For Shale Plays
100
1,000
10,000
100,000
1,000,000
10,000,000
100,000,0001 9 17 25 33 41 49 57 65 73 81 89 97 105
113
121
129
137
145
153
161
169
177
185
193
201
209
217
225
233
241
249
257
265
273
281
289
297
Barnett
Johnson Co. Barnett
FayettevilleWoodford
3BCF/M
GA
S (m
cf/m
onth
)
(month)
Development Time For Shale Plays
100
1,000
10,000
100,000
1,000,000
10,000,000
100,000,000
1 5 9 13 17 21 25 29 33 37 41 45 49 53 57 61 65 69 73 77 81 85 89 93 97 101 105 109 113 117 121 125
1
100
10000
Johnson Co. BarnettFayettevilleWoodford3BCF/M
GA
S (m
cf/m
onth
)
(month)
# Wells
# Wells
# Wells
Wel
l Cou
nt
THE END
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