ROCKER, B -A-

Oil · District 7C · Lease #6123

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

57k BBL

Cum Gas

557k MCF

casinghead

Wells

9

Production

1993-01 — 2024-04

Peak Month

2012-09

Production History

Cum Oil: 57,283 BBL Cum Gas: 557,493 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

613 BBL/mo

Di (annual)

107.7%

b-factor

1.0

EUR

27,363 BBL

R-squared

0.626

type

hyperbolic

Operator History (from monthly production reports)

2008-01 — 2026-07 PIONEER NATURAL RES. USA, INC. 223 mo
2006-05 — 2007-12 CIMAREX ENERGY CO. OF COLORADO 20 mo
2004-11 — 2006-04 GRUY PETROLEUM MANAGEMENT CO. 18 mo
1999-10 — 2004-10 NADEL AND GUSSMAN PERMIAN,L.L.C. 61 mo
1998-04 — 1999-09 CHESAPEAKE OPERATING, INC. 18 mo
1995-09 — 1998-03 HUGOTON ENERGY CORPORATION 31 mo
1993-05 — 1995-08 CONSOLIDATED OIL & GAS, INC 28 mo
1993-01 — 1993-04 AMAX OIL & GAS INC. 4 mo

Wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
20PIONEER NATURAL RES. USA INC.19,5002011-06-06
142-383-30225PIONEER NATURAL RES. USA INC.------
242-383-30226PIONEER NATURAL RES. USA INC.------
342-383-30227PIONEER NATURAL RES. USA INC.------
442-383-30228PIONEER NATURAL RES. USA INC.------
542-383-30230PIONEER NATURAL RES. USA INC.------
642-383-30229PIONEER NATURAL RES. USA INC.------
742-383-30231PIONEER NATURAL RES. USA INC.------
842-383-30232PIONEER NATURAL RES. USA INC.------