TUBB-VAUGHN 21K

Oil · District 08 · Lease #58210

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

553k BBL

Cum Gas

753k MCF

casinghead

Wells

1

Production

2022-11 — 2026-04

Peak Month

2022-12

Production History

Cum Oil: 552,817 BBL Cum Gas: 752,904 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

51,252 BBL/mo

Di (annual)

253.3%

b-factor

0.7

EUR

692,498 BBL

R-squared

0.973

type

hyperbolic

Operator History (from monthly production reports)

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

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
111HPIONEER NATURAL RES. USA, INC.19,6252022-03-22