HOLBEIN

Oil · District 04 · Lease #9688

Operator: DEWBRE PETROLEUM CORPORATION

Cum Oil

25k BBL

Cum Gas

36 MCF

casinghead

Wells

4

Production

1993-01 — 2000-03

Peak Month

1993-08

Production History

Cum Oil: 25,268 BBL Cum Gas: 36 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

807 BBL/mo

Di (annual)

51.6%

b-factor

0.0

EUR

18,747 BBL

R-squared

0.863

type

exponential

Operator History (from monthly production reports)

1996-01 — 2008-07 DEWBRE PETROLEUM CORPORATION 151 mo
1993-01 — 1995-12 CORPUS CHRISTI LEASEHOLDS, INC. 36 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
23DEWBRE PETROLEUM CORPORATION15,0001991-08-14
19DEWBRE PETROLEUM CORPORATION15,0001989-08-11
10DEWBRE PETROLEUM CORPORATION15,0001984-06-05
3DEWBRE PETROLEUM CORPORATION17,3001980-11-12