ATRELLE -A-

Oil · District 08 · Lease #33386

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

70k BBL

Cum Gas

203k MCF

casinghead

Wells

1

Production

1993-01 — 2022-01

Peak Month

1993-01

Production History

Cum Oil: 70,087 BBL Cum Gas: 203,432 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

567 BBL/mo

Di (annual)

9.4%

b-factor

0.0

EUR

71,843 BBL

R-squared

0.850

type

exponential

Operator History (from monthly production reports)

2021-06 — 2023-09 PIONEER NATURAL RES. USA, INC. 28 mo
2020-09 — 2021-05 DE3 OPERATING LLC 9 mo
1997-09 — 2020-08 PIONEER NATURAL RES. USA, INC. 276 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PIONEER NATURAL RES. USA INC.19,4251991-11-04