ROCKER, B. -LL-

Oil · District 7C · Lease #6143

Operator: PARKER & PARSLEY DEVELOPMENT L.P

Cum Oil

179k BBL

Cum Gas

677k MCF

casinghead

Wells

7

Production

1993-01 — 2015-05

Peak Month

1997-07

Production History

Cum Oil: 178,561 BBL Cum Gas: 677,318 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,384 BBL/mo

Di (annual)

26.2%

b-factor

0.1

EUR

172,103 BBL

R-squared

0.874

type

hyperbolic

Operator History (from monthly production reports)

2014-09 — 2015-07 DISCOVERY NATURAL RESOURCES LLC 11 mo
2012-03 — 2014-08 FIML NATURAL RESOURCES, LLC 30 mo
2006-04 — 2012-02 CHEVRON MIDCONTINENT, L.P. 71 mo
2002-01 — 2006-03 HEC PETROLEUM, INC. 51 mo
1995-11 — 2001-12 HALLWOOD PETROLEUM, INC. 74 mo
1995-03 — 1995-10 PARKER & PARSLEY DEVELOPMENT L.P 8 mo
1993-12 — 1995-02 MIDPAR L.P. 15 mo
1993-01 — 1993-11 GRAHAM ROYALTY, LTD. 11 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6DISCOVERY NATURAL RESOURCES LLC16,6001996-12-17
7DISCOVERY NATURAL RESOURCES LLC16,6001996-12-17
5DISCOVERY NATURAL RESOURCES LLC16,6001996-06-24
142-235-30155DISCOVERY NATURAL RESOURCES LLC------
242-235-30154DISCOVERY NATURAL RESOURCES LLC------
342-235-30162DISCOVERY NATURAL RESOURCES LLC------
442-235-30163DISCOVERY NATURAL RESOURCES LLC------