ROCKER B -EE-

Oil · District 7C · Lease #6079

Operator: PARKER & PARSLEY DEVELOPMENT L.P

Cum Oil

42k BBL

Cum Gas

264k MCF

casinghead

Wells

6

Production

1993-01 — 1997-02

Peak Month

1994-08

Production History

Cum Oil: 41,602 BBL Cum Gas: 263,973 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,414 BBL/mo

Di (annual)

71.3%

b-factor

2.0

EUR

178,558 BBL

R-squared

0.637

type

hyperbolic

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 (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6PIONEER NATURAL RES. USA, INC.16,5501992-09-01
5PIONEER NATURAL RES. USA, INC.16,5501992-07-22
1 XPIONEER NATURAL RES. USA, INC.17,5001981-12-31
242-235-30169PIONEER NATURAL RES. USA, INC.------
342-235-30170PIONEER NATURAL RES. USA, INC.------
442-235-30171PIONEER NATURAL RES. USA, INC.------