HOLCOMB "D"

Oil · District 09 · Lease #25312

Operator: TRI-PETRO OIL & GAS CORP

Fields: KARRAN (CHAPPEL)

Cum Oil

5k BBL

Cum Gas

12k MCF

casinghead

Wells

1

Production

1993-01 — 2001-10

Peak Month

1995-11

Production History

Cum Oil: 5,105 BBL Cum Gas: 11,869 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

199 BBL/mo

Di (annual)

87.9%

b-factor

0.0

EUR

2,704 BBL

R-squared

0.595

type

exponential

Operator History (from monthly production reports)

2005-10 — 2026-07 TRI PETRO OIL & GAS CORP. 250 mo

2004-08 — 2005-09 TRI-PETRO OIL & GAS CORP 14 mo

2002-09 — 2004-07 HARDROCK OPERATING COMPANY, INC. 23 mo

2000-08 — 2002-08 DAYO-Y OIL COMPANY 25 mo

2000-04 — 2000-07 BRIGHTMAN FAMILY TRUST 4 mo

1998-01 — 2000-03 BROGDON, GARY 27 mo

1995-03 — 1997-12 HAWKINS, G. A. 34 mo

1993-01 — 1995-02 HUNTER BROTHERS 26 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
2	42-503-38695	DAYO-Y OIL COMPANY	2	4,644	2001-10-16