ROCKER B -Q Q-

Oil · District 7C · Lease #6248

Operator: PARKER & PARSLEY DEVELOPMENT L.P

Cum Oil

62k BBL

Cum Gas

465k MCF

casinghead

Wells

7

Production

1993-01 — 1997-02

Peak Month

1993-01

Production History

Cum Oil: 62,329 BBL Cum Gas: 464,874 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,520 BBL/mo

Di (annual)

11.1%

b-factor

0.0

EUR

163,506 BBL

R-squared

0.351

type

exponential

Operator History (from monthly production reports)

1995-03 — 1997-09 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1993-12 — 1995-02 MIDPAR L.P. 15 mo
1993-01 — 1993-11 GRAHAM ROYALTY, LTD. 11 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6PIONEER NATURAL RES. USA, INC.16,5751992-02-20
7PIONEER NATURAL RES. USA, INC.16,5751992-02-20
5PIONEER NATURAL RES. USA, INC.16,5501991-08-06
142-235-30216PIONEER NATURAL RES. USA, INC.------
242-235-30217PIONEER NATURAL RES. USA, INC.------
342-235-30218PIONEER NATURAL RES. USA, INC.------
442-235-30219PIONEER NATURAL RES. USA, INC.------