< leases

FLACHE, MITCHELL

Oil · District 8A · Lease #63564

Operator: SIERRA LIMA OIL & GAS, LLC

Fields: BROWNFIELD, S. (FUSSELMAN)

Cum Oil

809k BBL

Cum Gas

41k MCF

casinghead

Wells

3

Production

1993-01 — 2026-04

Peak Month

2003-08

Production History

Cum Oil: 808,978 BBL Cum Gas: 40,688 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

8,528 BBL/mo

Di (annual)

80.0%

b-factor

1.2

EUR

583,964 BBL

R-squared

0.750

type

hyperbolic

Operator History (from monthly production reports)

2025-12 — 2026-07 AVIATOR ENERGY, LLC 8 mo
2024-03 — 2025-11 SIERRA LIMA OIL & GAS, LLC 21 mo
2010-08 — 2024-02 ENDEAVOR ENERGY RESOURCES L.P. 163 mo
2007-07 — 2010-07 SAMSON LONE STAR, LLC 37 mo
1996-08 — 2007-06 SAMSON LONE STAR LP 131 mo
1995-04 — 1996-07 SAMSON HYDROCARBONS COMPANY 16 mo
1993-04 — 1995-03 SAMSON RESOURCES COMPANY 24 mo
1993-01 — 1993-03 GEODYNE OPERATING COMPANY 3 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2 L42-445-30988AVIATOR ENERGY, LLC112,0001981-09-08
142-445-30953AVIATOR ENERGY, LLC112,0001981-06-12
1 L42-445-30953AVIATOR ENERGY, LLC112,0001981-06-12