COWAN UNIT

Oil · District 09 · Lease #28919

Operator: SUNDAY CORPORATION

Cum Oil

8k BBL

Cum Gas

10 MCF

casinghead

Wells

1

Production

1995-02 — 1997-09

Peak Month

1995-05

Production History

Cum Oil: 7,979 BBL Cum Gas: 10 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

588 BBL/mo

Di (annual)

141.6%

b-factor

0.7

EUR

13,518 BBL

R-squared

0.856

type

hyperbolic

Operator History (from monthly production reports)

1995-02 — 1999-05 SUNDAY CORPORATION 52 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SUNDAY CORPORATION15,5001994-12-21