TUBB-VAUGHN 21E

Oil · District 08 · Lease #58158

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

272k BBL

Cum Gas

519k MCF

casinghead

Wells

1

Production

2022-11 — 2026-04

Peak Month

2023-01

Production History

Cum Oil: 272,231 BBL Cum Gas: 519,479 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

23,471 BBL/mo

Di (annual)

226.8%

b-factor

0.5

EUR

244,435 BBL

R-squared

0.792

type

hyperbolic

Operator History (from monthly production reports)

2022-11 — 2026-07 PIONEER NATURAL RES. USA, INC. 45 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
105HPIONEER NATURAL RES. USA, INC.19,6252022-03-22