RITCHIE "A"

Oil · District 7B · Lease #25877

Operator: DALLAS PRODUCTION, INC.

Cum Oil

2k BBL

Cum Gas

68k MCF

casinghead

Wells

1

Production

1993-01 — 2003-12

Peak Month

1993-05

Production History

Cum Oil: 1,697 BBL Cum Gas: 68,451 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

55 BBL/mo

Di (annual)

41.7%

b-factor

0.0

EUR

1,546 BBL

R-squared

0.597

type

exponential

Operator History (from monthly production reports)

1993-01 — 2009-11 DALLAS PRODUCTION, INC. 203 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4DALLAS PRODUCTION INC.14,1501988-08-19