HANCOCK 18

Oil · District 08 · Lease #35391

Operator: COBRA OIL & GAS CORPORATION

Cum Oil

15k BBL

Cum Gas

0 MCF

Wells

1

Production

1997-06 — 1999-01

Peak Month

1997-06

Production History

Cum Oil: 14,858 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,633 BBL/mo

Di (annual)

372.0%

b-factor

0.1

EUR

13,105 BBL

R-squared

0.846

type

hyperbolic

Operator History (from monthly production reports)

1997-06 — 2001-03 COBRA OIL & GAS CORPORATION 46 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1COBRA OIL & GAS CORPORATION211,0001997-01-28