TUBB-VAUGHN 21D

Oil · District 08 · Lease #58350

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

433k BBL

Cum Gas

820k MCF

casinghead

Wells

1

Production

2022-11 — 2026-04

Peak Month

2022-12

Production History

Cum Oil: 432,734 BBL Cum Gas: 820,286 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

63,486 BBL/mo

Di (annual)

499.5%

b-factor

0.7

EUR

455,086 BBL

R-squared

0.911

type

hyperbolic

Operator History (from monthly production reports)

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

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
104HPIONEER NATURAL RES. USA, INC.19,6252022-03-22