GREG MADDUX 31-32-D

Oil · District 7C · Lease #20271

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

587k BBL

Cum Gas

4.8M MCF

casinghead

Wells

3

Production

2018-12 — 2026-04

Peak Month

2019-01

Production History

Cum Oil: 587,380 BBL Cum Gas: 4,763,084 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

31,940 BBL/mo

Di (annual)

199.3%

b-factor

1.0

EUR

887,446 BBL

R-squared

0.931

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 66 mo
2018-12 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 26 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4307HPIONEER NATURAL RES. USA, INC.28,9002018-05-01
4807HPIONEER NATURAL RES. USA, INC.19,5292018-05-01
4407HPIONEER NATURAL RES. USA, INC.18,9092018-04-30