ROCKER B '22'

Oil · District 7C · Lease #14765

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

39k BBL

Cum Gas

144k MCF

casinghead

Wells

1

Production

1998-01 — 2023-10

Peak Month

1998-04

Production History

Cum Oil: 38,661 BBL Cum Gas: 143,507 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

603 BBL/mo

Di (annual)

49.5%

b-factor

0.8

EUR

38,819 BBL

R-squared

0.616

type

hyperbolic

Operator History (from monthly production reports)

2008-01 — 2026-06 PIONEER NATURAL RES. USA, INC. 222 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
1998-01 — 1999-09 CHESAPEAKE OPERATING, INC. 21 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PIONEER NATURAL RES. USA INC.17,2001997-10-16