COWDEN RANCH -7-

Oil · District 10 · Lease #30181

Operator: RUST OIL CORP.

Cum Oil

397k BBL

Cum Gas

0 MCF

Wells

8

Production

1993-01 — 2026-03

Peak Month

1995-01

Production History

Cum Oil: 397,063 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

3,246 BBL/mo

Di (annual)

10.8%

b-factor

0.0

EUR

357,719 BBL

R-squared

0.955

type

exponential

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1RUST OIL CORP.29,5002025-08-29
8RUST OIL CORP.19,0001988-07-05
7RUST OIL CORP.19,0001988-02-05
6RUST OIL CORP.19,0001987-09-16
5RUST OIL CORP.29,0001987-04-14
4RUST OIL CORP.29,0001986-12-09
3RUST OIL CORP.18,9291986-07-28
2RUST OIL CORP.29,5001986-02-11
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