WINTERBOTHAM "27"

Oil · District 7C · Lease #10110

Operator: PARKER & PARSLEY DEVELOPMENT L.P

Cum Oil

8k BBL

Cum Gas

372k MCF

casinghead

Wells

4

Production

1993-01 — 2014-03

Peak Month

1993-07

Production History

Cum Oil: 8,204 BBL Cum Gas: 371,511 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

78 BBL/mo

Di (annual)

17.1%

b-factor

0.0

EUR

5,437 BBL

R-squared

0.664

type

exponential

Operator History (from monthly production reports)

2003-07 — 2015-02 IRION CORPORATION, THE 140 mo
1999-08 — 2003-06 BRECK OPERATING CORP. 47 mo
1998-01 — 1999-07 CONCHO RESOURCES INC. 19 mo
1997-02 — 1997-12 COSTILLA ENERGY, INC. 11 mo
1996-06 — 1997-01 COSTILLA PETROLEUM CORPORATION 8 mo
1995-03 — 1996-05 PARKER & PARSLEY DEVELOPMENT L.P 15 mo
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6IRION CORPORATION THE16,6001986-01-24
5IRION CORPORATION THE16,4501983-12-06
3IRION CORPORATION THE16,4001983-08-02
1IRION CORPORATION THE16,7001983-02-16