NEAL

Oil · District 7C · Lease #17203

Operator: SEM OPERATING COMPANY LLC

Cum Oil

6.0M BBL

Cum Gas

19.6M MCF

casinghead

Wells

66

Production

2010-06 — 2026-04

Peak Month

2015-09

Production History

Cum Oil: 6,020,069 BBL Cum Gas: 19,592,290 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

110,496 BBL/mo

Di (annual)

113.2%

b-factor

1.2

EUR

6,003,555 BBL

R-squared

0.975

type

hyperbolic

Operator History (from monthly production reports)

2026-01 — 2026-07 SAXUM OPCO, LLC 7 mo
2019-06 — 2025-12 SEM OPERATING COMPANY LLC 79 mo
2010-06 — 2019-05 CALLON PETROLEUM OPERATING CO 108 mo

Wells (66)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3214LHSAXUM OPCO, LLC19,2502014-11-24
326HSAXUM OPCO, LLC19,0002014-10-23
325HSAXUM OPCO, LLC19,0002014-10-15
6522SHSAXUM OPCO, LLC18,3002014-08-29
613HSAXUM OPCO, LLC28,9902014-08-27
614HSAXUM OPCO, LLC28,9902014-08-27
1DSAXUM OPCO, LLC25,0002014-04-16
658LHSAXUM OPCO, LLC19,2502014-04-08
611HSAXUM OPCO, LLC18,9002014-04-01
612HSAXUM OPCO, LLC18,9002014-04-01
346AHSAXUM OPCO, LLC28,6002013-11-21
344HSAXUM OPCO, LLC29,0002013-11-07
345HSAXUM OPCO, LLC39,0002013-11-07
652HSAXUM OPCO, LLC19,0002013-08-16
653HSAXUM OPCO, LLC19,0002013-08-16
4WSSAXUM OPCO, LLC11,4002013-07-11
5WSSAXUM OPCO, LLC11,4002013-07-11
322HSAXUM OPCO, LLC19,0002013-04-12
323HSAXUM OPCO, LLC19,0002013-04-12
324HSAXUM OPCO, LLC19,0002013-04-12
3WSSAXUM OPCO, LLC11,1002012-12-20
342HSAXUM OPCO, LLC19,0002012-11-30
343HSAXUM OPCO, LLC19,0002012-11-30
341AHSAXUM OPCO, LLC19,0002012-11-21
341HSAXUM OPCO, LLC19,0002012-11-21
2WSSAXUM OPCO, LLC21,0002012-06-01
651HSAXUM OPCO, LLC19,0002012-05-17
321HSAXUM OPCO, LLC214,0002012-04-11
1WSSAXUM OPCO, LLC11,0002012-03-15
307SAXUM OPCO, LLC111,6002011-12-22
509SAXUM OPCO, LLC111,6002011-12-08
408SAXUM OPCO, LLC111,6002011-11-10
405SAXUM OPCO, LLC111,6002011-11-02
106SAXUM OPCO, LLC111,9002011-09-06
109SAXUM OPCO, LLC112,0002011-08-26
608SAXUM OPCO, LLC112,0002011-07-26
505SAXUM OPCO, LLC111,6002011-06-30
105SAXUM OPCO, LLC111,6002011-06-13
108SAXUM OPCO, LLC111,6002011-06-13
1CSAXUM OPCO, LLC311,6002011-05-24
506SAXUM OPCO, LLC211,6002011-02-09
504SAXUM OPCO, LLC211,6002011-02-03
503SAXUM OPCO, LLC211,6002011-01-20
502SAXUM OPCO, LLC211,6002011-01-13
306SAXUM OPCO, LLC211,6002011-01-07
403SAXUM OPCO, LLC211,0002011-01-07
404ASAXUM OPCO, LLC211,0002011-01-07
606SAXUM OPCO, LLC211,6002011-01-07
605SAXUM OPCO, LLC211,6002010-12-20
203SAXUM OPCO, LLC211,5002010-11-19
103SAXUM OPCO, LLC110,6002010-10-21
305SAXUM OPCO, LLC110,6002010-10-21
402SAXUM OPCO, LLC211,0002010-10-21
501SAXUM OPCO, LLC110,6002010-10-14
604SAXUM OPCO, LLC110,6002010-07-28
201SAXUM OPCO, LLC211,5002010-07-21
202ASAXUM OPCO, LLC211,5002010-07-20
603SAXUM OPCO, LLC110,6002010-06-25
303SAXUM OPCO, LLC210,6002010-06-18
304SAXUM OPCO, LLC210,6002010-06-18
302SAXUM OPCO, LLC210,6002010-05-20
602SAXUM OPCO, LLC210,6002010-05-20
102SAXUM OPCO, LLC210,4002010-02-10
101SAXUM OPCO, LLC210,6002010-02-05
301SAXUM OPCO, LLC310,6002010-02-05
601SAXUM OPCO, LLC110,8002004-10-14