REEVES -AD- FEE

Oil · District 08 · Lease #28233

Operator: VANGUARD OPERATING, LLC

Cum Oil

3k BBL

Cum Gas

3k MCF

casinghead

Wells

4

Production

1993-01 — 1998-06

Peak Month

1993-01

Production History

Cum Oil: 2,616 BBL Cum Gas: 3,416 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

106 BBL/mo

Di (annual)

15.2%

b-factor

0.1

EUR

9,210 BBL

R-squared

0.638

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
2021-02 — 2021-12 CONTANGO RESOURCES, INC. 11 mo
2019-09 — 2021-01 GRIZZLY OP OF DELAWARE, LLC 17 mo
2015-11 — 2019-08 VANGUARD OPERATING, LLC 46 mo
2008-05 — 2015-10 EAGLE ROCK OPERATING COMPANY,LLC 90 mo
2005-03 — 2008-04 STANOLIND OPERATING CORP. 38 mo
2002-03 — 2005-02 THREE-B OIL COMPANY, THE 36 mo
1993-08 — 2002-02 BURKHOLDER, TERRY L., INC. 103 mo
1993-01 — 1993-07 TEXACO E & P INC. 7 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7CRESCENT ENERGY OPERATING LLC24,0001993-10-26
4CRESCENT ENERGY OPERATING LLC24,0001993-08-26
2CRESCENT ENERGY OPERATING LLC14,0001983-06-15
3CRESCENT ENERGY OPERATING LLC14,0001983-06-15