DUNLAP 12

Oil · District 7C · Lease #9163

Operator: SONAT EXPLORATION COMPANY -TYLER

Cum Oil

6k BBL

Cum Gas

74k MCF

casinghead

Wells

1

Production

1993-01 — 2022-05

Peak Month

1998-01

Production History

Cum Oil: 5,765 BBL Cum Gas: 74,135 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

133 BBL/mo

Di (annual)

120.6%

b-factor

0.9

EUR

4,755 BBL

R-squared

0.566

type

hyperbolic

Operator History (from monthly production reports)

1996-12 — 2026-07 PRIMAL ENERGY CORPORATION 356 mo
1994-12 — 1996-11 SONAT EXPLORATION CO. - MIDLAND 24 mo
1994-09 — 1994-11 SONAT EXPLORATION COMPANY -TYLER 3 mo
1993-01 — 1994-08 DAMERON PETROLEUM CORP. 20 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3PRIMAL ENERGY CORPORATION18,0001981-04-27