BIGBY SOUTH 10-15B

Oil · District 08 · Lease #59055

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

220k BBL

Cum Gas

578k MCF

casinghead

Wells

1

Production

2023-03 — 2026-04

Peak Month

2023-06

Production History

Cum Oil: 219,865 BBL Cum Gas: 577,930 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

26,362 BBL/mo

Di (annual)

253.8%

b-factor

0.5

EUR

245,876 BBL

R-squared

0.917

type

hyperbolic

Operator History (from monthly production reports)

2023-03 — 2026-07 PIONEER NATURAL RES. USA, INC. 41 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HPIONEER NATURAL RES. USA, INC.29,2002022-06-13