PROPST "C"

Oil · District 7B · Lease #27077

Operator: ZEFERZ PETROLEUM LLC

Fields: TRIPLE T (UPPER HOPE LIME)

Cum Oil

17k BBL

Cum Gas

9 MCF

casinghead

Wells

1

Production

1993-12 — 2023-07

Peak Month

1993-12

Production History

Cum Oil: 17,012 BBL Cum Gas: 9 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

230 BBL/mo

Di (annual)

22.7%

b-factor

0.4

EUR

18,728 BBL

R-squared

0.681

type

hyperbolic

Operator History (from monthly production reports)

2024-04 — 2026-07 ZEFERZ PETROLEUM LLC 28 mo

2023-05 — 2024-03 ABLEREADY, INC. 11 mo

2022-03 — 2023-04 BULL OPERATING, LLC 14 mo

2017-10 — 2022-02 FLETCHER OPERATING, LLC 53 mo

2017-03 — 2017-09 FLETCHER PETROLEUM CORP. 7 mo

2016-07 — 2017-02 VALLEY PETROLEUM COMPANY 8 mo

2013-05 — 2016-06 WHITT OIL & GAS, INC. 38 mo

1999-10 — 2013-04 CIRCLE RIDGE PRODUCTION, INC. 163 mo

1998-12 — 1999-09 ALEXANDER RESOURCES, INC. 10 mo

1993-12 — 1998-11 MID-TEX ENERGY INC. 60 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-253-34122	ZEFERZ PETROLEUM LLC	1	3,800	1993-11-24

PROPST "C"

Production HistoryBeta Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]

Decline Curve Analysis

Operator History (from monthly production reports)

Wells (1)

Production History