< leases

8ORDAN RANCH

Oil · District 7B · Lease #18768

Operator: SOJOURNER DRILLING CORPORATION

Fields: SUGGS (ELLENBURGER)

Cum Oil

78k BBL

Cum Gas

111k MCF

casinghead

Wells

2

Production

1993-01 — 2019-01

Peak Month

1993-12

Production History

Cum Oil: 77,907 BBL Cum Gas: 111,262 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

699 BBL/mo

Di (annual)

14.1%

b-factor

0.0

EUR

59,504 BBL

R-squared

0.668

type

exponential

Operator History (from monthly production reports)

2017-04 — 2026-07 GOODROCK NATURAL RESOURCES, LLC 112 mo
2005-11 — 2017-03 ROBERTSON RESOURCES, INC. 137 mo
2003-05 — 2005-10 SOJOURNER DRILLING CORPORATION 30 mo
1999-12 — 2003-04 PERMIAN RESOURCES, INC. 41 mo
1996-08 — 1999-11 SAMSON LONE STAR LP 40 mo
1995-04 — 1996-07 SAMSON HYDROCARBONS COMPANY 16 mo
1994-11 — 1995-03 SAMSON RESOURCES COMPANY 5 mo
1993-01 — 1994-10 ORYX ENERGY COMPANY 22 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
242-353-31336GOODROCK NATURAL RESOURCES LLC26,4652020-10-05
142-353-31311GOODROCK NATURAL RESOURCES, LLC26,7001982-08-06