SALLY 26F

Oil · District 08 · Lease #49321

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

598k BBL

Cum Gas

1.4M MCF

casinghead

Wells

1

Production

2017-10 — 2026-04

Peak Month

2017-11

Production History

Cum Oil: 597,828 BBL Cum Gas: 1,361,541 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

29,767 BBL/mo

Di (annual)

149.0%

b-factor

0.6

EUR

552,915 BBL

R-squared

0.797

type

hyperbolic

Operator History (from monthly production reports)

2017-10 — 2026-07 PIONEER NATURAL RES. USA, INC. 106 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6HPIONEER NATURAL RES. USA, INC.111,2002016-07-12