WILLIAMS-NAIL 5G

Oil · District 08 · Lease #62125

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

263k BBL

Cum Gas

272k MCF

casinghead

Wells

1

Production

2024-09 — 2026-04

Peak Month

2025-02

Production History

Cum Oil: 262,737 BBL Cum Gas: 271,624 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

33,102 BBL/mo

Di (annual)

161.7%

b-factor

0.1

EUR

273,287 BBL

R-squared

0.894

type

hyperbolic

Operator History (from monthly production reports)

2024-09 — 2026-07 PIONEER NATURAL RES. USA, INC. 23 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7HPIONEER NATURAL RES. USA, INC.110,6002024-06-10