BIGBY NORTH B 10-3

Oil · District 08 · Lease #54725

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

227k BBL

Cum Gas

1.4M MCF

casinghead

Wells

1

Production

2020-08 — 2026-04

Peak Month

2020-10

Production History

Cum Oil: 227,379 BBL Cum Gas: 1,399,892 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,411 BBL/mo

Di (annual)

185.3%

b-factor

2.0

EUR

525,313 BBL

R-squared

0.410

type

hyperbolic

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
2802HPIONEER NATURAL RES. USA, INC.19,5002020-01-30