JONES "C"

Oil · District 7C · Lease #9754

Operator: SWARTZ OIL COMPANY

Fields: ATKINSON, W. (SAN ANGELO)

Cum Oil

29k BBL

Cum Gas

73 MCF

casinghead

Wells

5

Production

1993-01 — 2026-04

Peak Month

1998-11

Production History

Cum Oil: 29,053 BBL Cum Gas: 73 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

432 BBL/mo

Di (annual)

27.1%

b-factor

0.1

EUR

21,163 BBL

R-squared

0.838

type

hyperbolic

Operator History (from monthly production reports)

2021-06 — 2026-07 CORE PETRO, LLC 62 mo

1996-03 — 2021-05 ARMOR PETROLEUM, INC. 303 mo

1994-08 — 1996-02 EARNEST PRODUCING CORPORATION 19 mo

1994-03 — 1994-07 LAWRENCE, C. F. & ASSOC. INC. 5 mo

1993-09 — 1994-02 SWARTZ OIL COMPANY 6 mo

1993-01 — 1993-08 SWARTZ, GUY A. 8 mo

Wells (5)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
6	42-451-31181	CORE PETRO, LLC	1	1,500	1983-03-02
4	42-451-31045	CORE PETRO, LLC	1	1,500	1982-09-13
5	42-451-31046	CORE PETRO, LLC	1	1,500	1982-09-13
1	42-451-30927	CORE PETRO, LLC	1	1,500	1982-03-25
2	42-451-30928	CORE PETRO, LLC	1	1,500	1982-03-25