THORNBERRY -5-

Oil · District 08 · Lease #26073

Operator: SHERIDAN PRODUCTION COMPANY, LLC

Cum Oil

238k BBL

Cum Gas

150k MCF

casinghead

Wells

19

Production

1993-01 — 2026-04

Peak Month

2012-09

Production History

Cum Oil: 237,691 BBL Cum Gas: 150,086 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,809 BBL/mo

Di (annual)

27.1%

b-factor

0.5

EUR

216,454 BBL

R-squared

0.475

type

hyperbolic

Operator History (from monthly production reports)

2025-11 — 2026-07 CRESCENT ENERGY OPERATING, LLC 9 mo
2022-01 — 2025-10 CONTANGO RESOURCES, LLC 46 mo
2021-12 — 2021-12 CONTANGO RESOURCES, INC. 1 mo
2020-04 — 2021-11 FDL OPERATING, LLC 20 mo
2013-02 — 2020-03 SHERIDAN PRODUCTION COMPANY, LLC 86 mo
2010-08 — 2013-01 SANDRIDGE EXPL. AND PROD., LLC 30 mo
2007-02 — 2010-07 OK ARENA OPERATING COMPANY 42 mo
1993-05 — 2007-01 LZS CORPORATION 165 mo
1993-01 — 1993-04 REMUDA OPERATING COMPANY 4 mo

Wells (19)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
17CRESCENT ENERGY OPERATING, LLC14,9002012-06-08
20CRESCENT ENERGY OPERATING, LLC14,9002012-06-08
11RCRESCENT ENERGY OPERATING, LLC14,9002012-05-15
13CRESCENT ENERGY OPERATING, LLC14,9002012-05-15
21CRESCENT ENERGY OPERATING, LLC14,9002012-05-15
19CRESCENT ENERGY OPERATING, LLC14,9002012-05-09
22CRESCENT ENERGY OPERATING, LLC14,9002012-04-23
15CRESCENT ENERGY OPERATING, LLC14,9002012-01-13
14CRESCENT ENERGY OPERATING, LLC14,9002011-11-03
12CRESCENT ENERGY OPERATING, LLC14,9002011-05-16
9CRESCENT ENERGY OPERATING, LLC14,9002010-04-19
7CRESCENT ENERGY OPERATING, LLC14,9002009-08-05
8CRESCENT ENERGY OPERATING, LLC14,9002009-08-05
6CRESCENT ENERGY OPERATING, LLC14,9002008-11-12
5CRESCENT ENERGY OPERATING, LLC14,9002008-09-08
4CRESCENT ENERGY OPERATING, LLC14,9001982-05-17
2CRESCENT ENERGY OPERATING, LLC14,9001981-06-17
3CRESCENT ENERGY OPERATING, LLC14,9001980-11-24
1CRESCENT ENERGY OPERATING, LLC14,9001980-06-10