STATE TRACT 15

Oil · District 04 · Lease #12509

Operator: ROYAL PRODUCTION COMPANY, INC.

Cum Oil

64k BBL

Cum Gas

423k MCF

casinghead

Wells

1

Production

1995-11 — 2003-09

Peak Month

1995-11

Production History

Cum Oil: 63,716 BBL Cum Gas: 423,170 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,402 BBL/mo

Di (annual)

43.7%

b-factor

1.3

EUR

151,786 BBL

R-squared

0.816

type

hyperbolic

Operator History (from monthly production reports)

1995-11 — 2011-12 ROYAL PRODUCTION COMPANY, INC. 194 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ROYAL PRODUCTION COMPANY INC.310,6402003-10-21