SALE RANCH 20F

Oil · District 08 · Lease #47180

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

451k BBL

Cum Gas

1.3M MCF

casinghead

Wells

1

Production

2015-10 — 2026-04

Peak Month

2015-11

Production History

Cum Oil: 451,218 BBL Cum Gas: 1,267,133 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,693 BBL/mo

Di (annual)

24.0%

b-factor

0.0

EUR

335,178 BBL

R-squared

0.336

type

exponential

Operator History (from monthly production reports)

2015-10 — 2026-07 PIONEER NATURAL RES. USA, INC. 130 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6HPIONEER NATURAL RES. USA, INC.110,7002014-12-02