COCKBURN UNIT

Oil · District 03 · Lease #16109

Operator: MCGOWAN WORKING PARTNERS, INC.

Cum Oil

223k BBL

Cum Gas

32k MCF

casinghead

Wells

2

Production

1993-01 — 2004-04

Peak Month

1993-04

Production History

Cum Oil: 223,009 BBL Cum Gas: 31,825 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,996 BBL/mo

Di (annual)

19.0%

b-factor

0.0

EUR

252,255 BBL

R-squared

0.528

type

exponential

Operator History (from monthly production reports)

2008-07 — 2026-07 MCGOWAN WORKING PARTNERS, INC. 217 mo
1997-01 — 2008-06 ATASCA RESOURCES, INC. 138 mo
1993-01 — 1996-12 HUNT OIL COMPANY 48 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2ATASCA RESOURCES INC.27,0001997-12-19
142-481-02561MCGOWAN WORKING PARTNERS INC.------