SARTWELLE

Oil · District 03 · Lease #23779

Operator: SUE-ANN OPERATING, L.C.

Fields: TIDEHAVEN (FRIO, UPPER)

Cum Oil

79k BBL

Cum Gas

40k MCF

casinghead

Wells

1

Production

2000-02 — 2021-11

Peak Month

2005-05

Production History

Cum Oil: 79,077 BBL Cum Gas: 39,759 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,005 BBL/mo

Di (annual)

274.9%

b-factor

0.2

EUR

5,485 BBL

R-squared

0.621

type

hyperbolic

Operator History (from monthly production reports)

2019-12 — 2026-07 LANGSTON OIL, LLC 80 mo

2019-01 — 2019-11 RESOURCE EXPL & PROD, INC. 11 mo

2011-01 — 2018-12 JSM NATURAL RESOURCES, L.L.C. 96 mo

2010-06 — 2010-12 SUE-ANN OPERATING, L.C. 7 mo

2010-02 — 2010-05 JMM ENERGY LLC 4 mo

2007-07 — 2010-01 RAWHIDE OPERATING, INC. 31 mo

2006-10 — 2007-06 AMERICAN PUMPING & TRUCKING 9 mo

2005-11 — 2006-09 SUE-ANN OPERATING, L.C. 11 mo

2000-06 — 2005-10 KEBO OIL & GAS, INC. 65 mo

2000-02 — 2000-05 QUINTANA PET. CORP. 4 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-321-31515	QUINTANA PET. CORP.	4	11,815	1993-05-21