BIGBY SOUTH 10-15A

Oil · District 08 · Lease #59052

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

137k BBL

Cum Gas

465k MCF

casinghead

Wells

1

Production

2023-02 — 2026-04

Peak Month

2023-06

Production History

Cum Oil: 137,087 BBL Cum Gas: 464,691 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

12,858 BBL/mo

Di (annual)

135.9%

b-factor

0.1

EUR

126,286 BBL

R-squared

0.899

type

hyperbolic

Operator History (from monthly production reports)

2023-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 42 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HPIONEER NATURAL RES. USA, INC.28,5002022-06-07