SCHARBAUER RANCH 20K

Oil · District 08 · Lease #55827

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

377k BBL

Cum Gas

380k MCF

casinghead

Wells

1

Production

2021-01 — 2026-04

Peak Month

2021-07

Production History

Cum Oil: 377,133 BBL Cum Gas: 380,338 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

26,664 BBL/mo

Di (annual)

124.9%

b-factor

0.3

EUR

365,913 BBL

R-squared

0.929

type

hyperbolic

Operator History (from monthly production reports)

2021-01 — 2026-07 PIONEER NATURAL RES. USA, INC. 67 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11HPIONEER NATURAL RES. USA, INC.211,1442019-01-09