TUNNELL

Oil · District 05 · Lease #1240

Operator: GULF OIL & REFINING COMPANY

Fields: VAN (SHALLOW)

Cum Oil

78 BBL

Cum Gas

20 MCF

casinghead

Wells

9

Production

1993-01 — 1995-04

Peak Month

1993-07

Production History

Cum Oil: 78 BBL Cum Gas: 20 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

8 BBL/mo

Di (annual)

55.3%

b-factor

0.0

EUR

154 BBL

R-squared

0.444

type

exponential

Operator History (from monthly production reports)

1995-05 — 2026-07 GULF OIL & REFINING COMPANY 375 mo
1993-01 — 1995-04 GROSS ENERGY CORP. 28 mo

Wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10GULF OIL & REFINING COMPANY11,4001984-11-27
11GULF OIL & REFINING COMPANY11,4001984-11-14
142-467-80138GULF OIL & REFINING COMPANY------
2R42-467-00314GULF OIL & REFINING COMPANY------
342-467-00316GULF OIL & REFINING COMPANY------
542-467-00317GULF OIL & REFINING COMPANY------
742-467-00311GULF OIL & REFINING COMPANY------
942-467-00318GULF OIL & REFINING COMPANY------
9 A42-467-30080GULF OIL & REFINING COMPANY------