< leases

AMACKER TRUST 37

Oil · District 7C · Lease #14845

Operator: THREE RIVERS OPERATING CO LLC

Fields: TIPPETT, W. (WOLFCAMP 5050)

Cum Oil

6k BBL

Cum Gas

361k MCF

casinghead

Wells

1

Production

1998-08 — 2009-09

Peak Month

1999-11

Production History

Cum Oil: 6,495 BBL Cum Gas: 360,964 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

108 BBL/mo

Di (annual)

19.9%

b-factor

0.0

EUR

6,439 BBL

R-squared

0.441

type

exponential

Operator History (from monthly production reports)

2013-01 — 2013-12 LEGACY RESERVES OPERATING LP 12 mo
2012-08 — 2012-12 COG OPERATING LLC 5 mo
2010-04 — 2012-07 THREE RIVERS OPERATING CO LLC 28 mo
2004-04 — 2010-03 CHESAPEAKE OPERATING, INC. 72 mo
2004-01 — 2004-03 CONCHO EXPLORATION INC 3 mo
2000-03 — 2003-12 RICKS EXPLORATION, INC. 46 mo
1999-01 — 2000-02 RISING STAR ENERGY, L.L.C. 14 mo
1998-08 — 1998-12 ALTURA ENERGY LTD. 5 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
242-105-11015LEGACY RESERVES OPERATING LP35,7002010-08-19