CHAPMAN /10/

Oil · District 10 · Lease #424

Operator: MCSPADDEN OIL COMPANY

Cum Oil

257k BBL

Cum Gas

158k MCF

casinghead

Wells

4

Production

1993-01 — 2026-04

Peak Month

1998-07

Production History

Cum Oil: 257,292 BBL Cum Gas: 157,527 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,450 BBL/mo

Di (annual)

13.1%

b-factor

1.0

EUR

267,988 BBL

R-squared

0.676

type

hyperbolic

Operator History (from monthly production reports)

1995-03 — 2026-07 EXXCEL PRODUCTION COMPANY 377 mo
1993-01 — 1995-02 MCSPADDEN OIL COMPANY 26 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6EXXCEL PRODUCTION COMPANY12,9502001-01-25
342-179-82238EXXCEL PRODUCTION COMPANY------
542-179-82240EXXCEL PRODUCTION COMPANY------
A 242-179-82242EXXCEL PRODUCTION COMPANY------