The DeBrosse Memorial Report: 2012 Oil and Gas Activity in Ohio - an OOGA report chock-full of interesting charts and maps showing who drilled wells in Ohio, where they drilled them and how far (distance) the wells were drilled. A must-read for those with an interest in Ohio Utica drilling.

1. The Ohio Oil & Gas Association
The DeBrosse Memorial Report:
2012 Oil & Gas Activity in Ohio
66th Annual Winter Meeting
March 7th, 2013 - Columbus, Ohio

2. Permits Issued By Month
250
200
150
Completion
100 Permit
Plug
50
0
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

3. Permits 2010 – 2011 - 2012
TYPE 2010 2011 2012 ‘11–‘12 %
Completion 427 460 625 +165 +36%
Permit 651 690 1000 +310 +45%
Plug 740 571 619 +48 +8%
Total Permits 1512 1533 1619 +358 +23%

4. Completions /
Permits / Plugs

5. Wells Drilled by Month
90
80 77
70
62
59 60
60 57 58
54
50
49
41 42 41
40
30
25
20
10
0
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

6. Owners Drilling Wells
YEAR OWNERS CHANGE % CHANGE
2010 126
2011 121 -5 -4%
2012 112 -9 -7%

7. Most Active Owners
By Well: By Footage Drilled:
Company Company
Chesapeake Exploration 158 Chesapeake Exploration 1,609,781
Oxford Oil 69 Enervest Operating, LLC 184,008
Knox Energy, Inc. 40 Oxford Oil Co. 127,579
Enervest Operating, LLC 32 Knox Energy, Inc 97,331
Northwood Energy Corp 18 Anadarko E & P Onshore 88,702
Anadarko E & P Onshore 11 Antero Resources Appa. 77,289
MFC Drilling, Inc. 11 CNX Gas Co 67,638
PDC Energy 11 Hess Ohio 62,763
In 2011, the most active Owner drilled 37 wells

8. Wells Drilled by County
By Well: By Footage Drilled:
County Count County Footage
Carroll 81 Carroll 989,218
Noble 51 Columbiana 285,976
Licking 45 Stark 253,905
Stark 44 Jefferson 245,109
Knox 40 Noble 232,019
Columbiana 39 Harrison 199,770
Monroe 37 Monroe 155,525
Jefferson 27 Licking 130,731
Belmont 24 Guernsey 117,871
Guernsey 24 Mahoning 110,843

9. Drilling Footage
Year Footage Change %
2010 1,718,768
2011 1,994,203 +275,435 +16%
2012 3,534,675 +1,540,472 +77%
625 wells, averaged 5,655’ DTD
54 strat tests were drilled (25 in 2011)

10. Permitted Formations
Marcellus, 5, Oriskany, 30,
Other, 37, 4%
1% 3%
Trenton, 133, Ohio
13% Clinton, 185, Shale, 57,
18% 6%
Knox, 74, 7%
Utica, 424,
42%
Berea, 55,
6%

11. Development vs. Exploratory
Exploratory
Development 46%
54%
In 2011, 17% were Exploratory

12. Exploratory vs. Development Wells Drilled
1400
1200
1000
800
Wells
600 Exploratory
400
200
0
2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012

13. Exploratory Wells
Utica – Point
Pleasant and
Marcellus
Completions

14. County Drilling Depth Records - Vertical
County Company API DTD
Jefferson Chesapeake 34121243490000 10,260
Mahoning D&L Energy 34099231570000 10,088
Monroe Statoil 34111243050000 10,980
Trumbull D&L Energy 34155240430000 9,038

15. County Drilling Depth Records - Horizontal
Longest horizontals (DTD):
BELMONT 14250 CARROLL 14800
COLUMBIANA 14844 GUERNSEY 11778
HARRISON 16439 JEFFERSON 16640
MAHONING 9958 MONROE 14686
MUSKINGUM 12871 NOBLE 14516
PORTAGE 14221 SANDUSKY 3526
STARK 13525 TUSCARAWAS 12342

16. Plugging 2002-2012
900
800
700
600
500
400
300
200
100
0
2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012

17. Wells Drilled vs. Wells Plugged
1200
1000
800
600 PLUG
DRILL
400
200
0
2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012

18. Completions /
Permits / Plugs

19. Change of Owners
8000
7438
7000
6000
5908
5000
4758
4411
4000
3956
3568
3379
3374
3000
3054
2412
2000
1000
1134
0
2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012

20. Production
Crude Oil Natural Gas
2010 4,784,690 2010 78,121,523
2011 4,852,964 2011 73,289,838
2012 ? 2012 ?

21. Utica Well Status

22. Horizontal Well Development

23. Thank YOU!
Peter MacKenzie, CPG
Vice President Operations
Ohio Oil & Gas Association
P.O. Box 535
Granville, OH 43023
o: 740.587.0444
c: 614.204.3534
pete@ooga.org
www.ooga.org
@ooga_hq
/ooga.org