LAMBRIGHT HEIRS UNIT

Oil · District 05 · Lease #4308

Operator: O'BENCO, INC.

Fields: CARROLL SPRINGS (RODESSA)

Cum Oil

84k BBL

Cum Gas

1.1M MCF

casinghead

Wells

2

Production

2015-09 — 2026-02

Peak Month

2017-05

Production History

Cum Oil: 83,810 BBL Cum Gas: 1,128,505 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,739 BBL/mo

Di (annual)

391.6%

b-factor

0.8

EUR

63,276 BBL

R-squared

0.969

type

hyperbolic

Operator History (from monthly production reports)

2024-11 — 2026-07 84 ENERGY LLC 21 mo

2022-06 — 2024-10 NEW HORIZON RESOURCES LLC 29 mo

2019-10 — 2022-05 EAGLE OIL & GAS CO. 32 mo

2015-09 — 2019-09 O'BENCO, INC. 49 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
2H	42-213-31097	84 ENERGY LLC	1	10,100	2016-10-06
1H	42-213-31060	O BENCO INC.	1	15,500	2014-11-21