VOGTSBERGER, AUGUST

Oil · District 09 · Lease #15820

Operator: COBRA OIL & GAS CORPORATION

Cum Oil

222k BBL

Cum Gas

188k MCF

casinghead

Wells

4

Production

1993-01 — 2026-04

Peak Month

1993-10

Production History

Cum Oil: 221,737 BBL Cum Gas: 187,654 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,556 BBL/mo

Di (annual)

9.5%

b-factor

0.2

EUR

229,109 BBL

R-squared

0.926

type

hyperbolic

Operator History (from monthly production reports)

1993-01 — 2026-07 COBRA OIL & GAS CORPORATION 403 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10COBRA OIL & GAS CORPORATION15,4001985-01-25
11COBRA OIL & GAS CORPORATION15,4001985-01-22
9COBRA OIL & GAS CORPORATION15,4001984-04-27
842-009-03345COBRA OIL & GAS CORPORATION------