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Oil · District 08 · Lease #33955

Operator: VANGUARD OPERATING, LLC

Fields: SULLIVAN (DELAWARE)

Cum Oil

34k BBL

Cum Gas

60k MCF

casinghead

Wells

3

Production

1993-08 — 2018-09

Peak Month

1993-11

Production History

Cum Oil: 34,119 BBL Cum Gas: 59,966 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

265 BBL/mo

Di (annual)

12.2%

b-factor

0.0

EUR

26,003 BBL

R-squared

0.511

type

exponential

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

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
742-389-31431CRESCENT ENERGY OPERATING LLC24,0001993-10-26
142-389-31412CRESCENT ENERGY OPERATING LLC14,0001983-07-22
542-389-31412CRESCENT ENERGY OPERATING LLC14,0001983-07-22