WILLIAMS-NAIL 5E

Oil · District 08 · Lease #61968

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

257k BBL

Cum Gas

351k MCF

casinghead

Wells

1

Production

2024-08 — 2026-04

Peak Month

2025-06

Production History

Cum Oil: 257,498 BBL Cum Gas: 351,038 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

29,021 BBL/mo

Di (annual)

206.9%

b-factor

0.6

EUR

394,604 BBL

R-squared

0.987

type

hyperbolic

Operator History (from monthly production reports)

2024-08 — 2026-07 PIONEER NATURAL RES. USA, INC. 24 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HPIONEER NATURAL RES. USA, INC.110,6002024-06-10