THUNDERBIRD CC 50-51

Oil · District 08 · Lease #57489

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

288k BBL

Cum Gas

579k MCF

casinghead

Wells

1

Production

2021-12 — 2026-04

Peak Month

2022-08

Production History

Cum Oil: 287,858 BBL Cum Gas: 579,094 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

17,930 BBL/mo

Di (annual)

126.3%

b-factor

0.5

EUR

330,502 BBL

R-squared

0.875

type

hyperbolic

Operator History (from monthly production reports)

2021-12 — 2026-07 PIONEER NATURAL RES. USA, INC. 56 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HPIONEER NATURAL RES. USA, INC.210,3602021-02-04