MCLAUGHLIN ACCT. 4

Oil · District 8A · Lease #64801

Operator: SIMMONS, L.B. ENERGY, INC.

Cum Oil

49k BBL

Cum Gas

19 MCF

casinghead

Wells

6

Production

1993-01 — 2015-06

Peak Month

1994-01

Production History

Cum Oil: 48,753 BBL Cum Gas: 19 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,610 BBL/mo

Di (annual)

306.1%

b-factor

1.3

EUR

50,463 BBL

R-squared

0.637

type

hyperbolic

Operator History (from monthly production reports)

2024-08 — 2026-07 ATLAS OPERATING LLC 24 mo
2023-06 — 2024-07 KINDER MORGAN PRODUCTION CO LLC 14 mo
2010-02 — 2023-05 PARALLEL PETROLEUM LLC 160 mo
2003-03 — 2010-01 PARALLEL PETROLEUM CORPORATION 83 mo
1996-07 — 2003-02 DIAMOND "M" PRODUCTION COMPANY 80 mo
1993-01 — 1996-06 SIMMONS, L.B. ENERGY, INC. 42 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
145ATLAS OPERATING LLC14,5002014-09-26
120PARALLEL PETROLEUM LLC24,0501994-08-03
118ATLAS OPERATING LLC24,3001993-09-14
103ATLAS OPERATING LLC34,0001992-09-16
31ATLAS OPERATING LLC23,9001992-06-25
104ATLAS OPERATING LLC13,9001984-03-16