GREG MADDUX 31-32

Oil · District 7C · Lease #19801

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

439k BBL

Cum Gas

3.2M MCF

casinghead

Wells

2

Production

2017-08 — 2026-04

Peak Month

2017-10

Production History

Cum Oil: 438,753 BBL Cum Gas: 3,224,020 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

52,430 BBL/mo

Di (annual)

568.5%

b-factor

0.8

EUR

413,069 BBL

R-squared

0.812

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 66 mo
2017-08 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 42 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4301HPIONEER NATURAL RES. USA, INC.49,0002017-03-20
4401HPIONEER NATURAL RES. USA, INC.49,2002017-03-20