DANIEL

Oil · District 8A · Lease #67511

Operator: SIANA OIL & GAS

Fields: LANDON, EAST (DEV)

Cum Oil

938k BBL

Cum Gas

26k MCF

casinghead

Wells

1

Production

1996-01 — 2026-04

Peak Month

2000-01

Production History

Cum Oil: 937,625 BBL Cum Gas: 25,626 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

11,880 BBL/mo

Di (annual)

67.9%

b-factor

0.5

EUR

396,509 BBL

R-squared

0.742

type

hyperbolic

Operator History (from monthly production reports)

2021-04 — 2026-07 G & F OIL, INC. 64 mo

2018-08 — 2021-03 MATADOR OPERATING, LLC 32 mo

2018-03 — 2018-07 MNA ENTERPRISES LTD. CO. 5 mo

2017-10 — 2018-02 MID TEXAS NATURAL GAS 5 mo

2017-02 — 2017-09 MNA ENTERPRISES LTD. CO. 8 mo

2004-03 — 2017-01 SIANA OIL & GAS 155 mo

1996-01 — 2004-02 BROWNING OIL COMPANY, INC. 98 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-079-32855	G & F OIL, INC.	2	12,200	1995-11-08