COWDEN RANCH "56"

Oil · District 08 · Lease #35598

Operator: RUST OIL CORP.

Cum Oil

112k BBL

Cum Gas

321k MCF

casinghead

Wells

3

Production

1997-11 — 2000-07

Peak Month

1999-05

Production History

Cum Oil: 112,462 BBL Cum Gas: 321,408 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,554 BBL/mo

Di (annual)

39.5%

b-factor

2.0

EUR

742,192 BBL

R-squared

0.700

type

hyperbolic

Operator History (from monthly production reports)

1997-11 — 2001-06 RUST OIL CORP. 43 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3RUST OIL CORP.19,5001998-09-21
2RUST OIL CORP.19,5001998-04-01
1RUST OIL CORP.19,5001997-09-26