SOUTH TEXAS LAND, ET AL

Oil · District 03 · Lease #26520

Operator: FIVE-JAB, INC.

Fields: HOLUB (5600)

Cum Oil

23k BBL

Cum Gas

79k MCF

casinghead

Wells

1

Production

2013-06 — 2018-12

Peak Month

2013-10

Production History

Cum Oil: 22,767 BBL Cum Gas: 79,377 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,399 BBL/mo

Di (annual)

347.4%

b-factor

0.0

EUR

4,864 BBL

R-squared

0.398

type

exponential

Operator History (from monthly production reports)

2024-02 — 2026-07 FINALY RESOURCES LLC 30 mo

2019-02 — 2024-01 DAYLIGHT PETROLEUM LLC 60 mo

2015-11 — 2019-01 FIVE-JAB, INC. 39 mo

2013-06 — 2015-10 DUNCAN OIL, INC. 29 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-481-35219	DUNCAN OIL INC.	1	6,200	2011-12-13