GUITAR SOUTH 4-7

Oil · District 08 · Lease #49382

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

633k BBL

Cum Gas

1.3M MCF

casinghead

Wells

2

Production

2017-05 — 2026-04

Peak Month

2017-11

Production History

Cum Oil: 633,205 BBL Cum Gas: 1,277,993 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

26,245 BBL/mo

Di (annual)

143.5%

b-factor

1.0

EUR

940,932 BBL

R-squared

0.940

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 66 mo
2017-05 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 45 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4215HPIONEER NATURAL RES. USA, INC.18,5002017-04-26
4315HPIONEER NATURAL RES. USA, INC.29,6002017-03-14