MERCHANT-VACUUM

Oil · District 10 · Lease #1192

Operator: RASS OPERATING

Cum Oil

19k BBL

Cum Gas

315k MCF

casinghead

Wells

6

Production

1993-01 — 2026-04

Peak Month

2002-05

Production History

Cum Oil: 19,223 BBL Cum Gas: 314,803 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

86 BBL/mo

Di (annual)

9.0%

b-factor

0.0

EUR

11,336 BBL

R-squared

0.406

type

exponential

Operator History (from monthly production reports)

2008-08 — 2026-07 PANTERA ENERGY COMPANY 216 mo
1995-08 — 2008-07 RASS OPERATING 156 mo
1993-01 — 1995-07 LYCO ENERGY CORPORATION 31 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7PANTERA ENERGY COMPANY23,1001996-03-22
9PANTERA ENERGY COMPANY13,1001984-05-01
8PANTERA ENERGY COMPANY13,1001983-09-23
6APANTERA ENERGY COMPANY13,1001979-03-01
442-233-06874PANTERA ENERGY COMPANY------
T 542-233-80098PANTERA ENERGY COMPANY------