< leases

RAMP 27

Oil · District 10 · Lease #7348

Operator: VANGUARD OPERATING, LLC

Fields: HEMPHILL (DOUGLAS)

Cum Oil

63k BBL

Cum Gas

204k MCF

casinghead

Wells

1

Production

2000-04 — 2026-04

Peak Month

2000-05

Production History

Cum Oil: 62,791 BBL Cum Gas: 203,991 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

356 BBL/mo

Di (annual)

7.6%

b-factor

0.0

EUR

54,936 BBL

R-squared

0.359

type

exponential

Operator History (from monthly production reports)

2020-03 — 2026-07 FX ENERGY OPERATING, LLC 77 mo
2019-09 — 2020-02 GRIZZLY OP OF DELAWARE, LLC 6 mo
2015-10 — 2019-08 VANGUARD OPERATING, LLC 47 mo
2011-08 — 2015-09 EAGLE ROCK MID-CONTINENT OP, LLC 50 mo
2007-01 — 2011-07 CROW CREEK OPERATING CO II LLC 55 mo
2005-01 — 2006-12 ENCANA OIL & GAS(USA) INC. 24 mo
2003-08 — 2004-12 BROWN, TOM INC. 17 mo
2000-04 — 2003-07 MATADOR OPERATING COMPANY 40 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-211-32414FX ENERGY OPERATING, LLC18,7502000-02-23