< leases

POWELL "23-B"

Oil · District 7C · Lease #10889

Operator: PIONEER NATURAL RES. USA, INC.

Fields: SPRABERRY (TREND AREA)

Cum Oil

88k BBL

Cum Gas

280k MCF

casinghead

Wells

2

Production

1993-01 — 2021-09

Peak Month

2000-12

Production History

Cum Oil: 87,625 BBL Cum Gas: 279,773 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

746 BBL/mo

Di (annual)

11.4%

b-factor

0.0

EUR

78,053 BBL

R-squared

0.722

type

exponential

Operator History (from monthly production reports)

2021-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 66 mo
2020-08 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 6 mo
2020-02 — 2020-07 OVINTIV USA INC. 6 mo
2015-02 — 2020-01 ENCANA OIL & GAS(USA) INC. 60 mo
2014-05 — 2015-01 ATHLON HOLDINGS LP 9 mo
2003-10 — 2014-04 JM COX RESOURCES, L.P. 127 mo
1993-01 — 2003-09 COX, JOHN L. 129 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
242-461-34087PIONEER NATURAL RES. USA INC.29,4002000-08-04
142-461-32175PIONEER NATURAL RES. USA INC.19,4001984-04-17