STIMSON-ATRELLE 20F

Oil · District 08 · Lease #63336

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

126k BBL

Cum Gas

134k MCF

casinghead

Wells

1

Production

2025-04 — 2026-04

Peak Month

2025-09

Production History

Cum Oil: 125,577 BBL Cum Gas: 134,478 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

25,264 BBL/mo

Di (annual)

280.1%

b-factor

0.0

EUR

108,721 BBL

R-squared

0.652

type

exponential

Operator History (from monthly production reports)

2025-04 — 2026-07 PIONEER NATURAL RES. USA, INC. 16 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6HPIONEER NATURAL RES. USA, INC.110,5072024-12-03