WHEELER "A"

Oil · District 7C · Lease #12808

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

111k BBL

Cum Gas

269k MCF

casinghead

Wells

2

Production

1993-01 — 2022-09

Peak Month

2010-10

Production History

Cum Oil: 111,110 BBL Cum Gas: 269,459 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,306 BBL/mo

Di (annual)

31.9%

b-factor

0.3

EUR

68,994 BBL

R-squared

0.794

type

hyperbolic

Operator History (from monthly production reports)

1997-09 — 2023-05 PIONEER NATURAL RES. USA, INC. 309 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIONEER NATURAL RES. USA INC.111,0002010-04-06
1PIONEER NATURAL RES. USA INC.18,6001990-01-18