HARPER RANCH

Oil · District 01 · Lease #13004

Operator: VERMILLION PRODUCTION, INC.

Cum Oil

20k BBL

Cum Gas

21 MCF

casinghead

Wells

1

Production

1993-01 — 2005-03

Peak Month

1994-10

Production History

Cum Oil: 20,181 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

248 BBL/mo

Di (annual)

18.4%

b-factor

0.0

EUR

16,127 BBL

R-squared

0.333

type

exponential

Operator History (from monthly production reports)

2005-04 — 2007-06 VERMILLION PRODUCTION, INC. 27 mo
1999-09 — 2005-03 BUFFCO PRODUCTION INC. 67 mo
1995-08 — 1999-08 LITTLE & WHYTE OPERATING, INC. 49 mo
1993-10 — 1995-07 SMAL ENERGY CORP 22 mo
1993-01 — 1993-09 ALTAIR ENERGY CORP. 9 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HVERMILLION PRODUCTION INC.29,5351991-02-22