BIGBY NORTH E 10-3

Oil · District 08 · Lease #54771

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

307k BBL

Cum Gas

825k MCF

casinghead

Wells

1

Production

2020-08 — 2026-04

Peak Month

2020-10

Production History

Cum Oil: 307,381 BBL Cum Gas: 824,500 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

22,650 BBL/mo

Di (annual)

94.6%

b-factor

0.0

EUR

287,337 BBL

R-squared

0.798

type

exponential

Operator History (from monthly production reports)

2021-06 — 2026-07 PIONEER NATURAL RES. USA, INC. 62 mo
2020-08 — 2021-05 DE3 OPERATING LLC 10 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2805HPIONEER NATURAL RES. USA, INC.19,5002020-02-03