MADISON-CALLAWAY 27B

Oil · District 08 · Lease #62208

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

138k BBL

Cum Gas

174k MCF

casinghead

Wells

1

Production

2024-09 — 2026-04

Peak Month

2025-05

Production History

Cum Oil: 138,013 BBL Cum Gas: 174,419 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

17,265 BBL/mo

Di (annual)

143.6%

b-factor

0.0

EUR

144,471 BBL

R-squared

0.801

type

exponential

Operator History (from monthly production reports)

2024-09 — 2026-07 PIONEER NATURAL RES. USA, INC. 23 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HPIONEER NATURAL RES. USA, INC.110,6302024-05-20