CUMMINS -B-

Oil · District 08 · Lease #31987

Operator: RAPTOR RESOURCES, INC.

Cum Oil

48k BBL

Cum Gas

192k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

2004-09

Production History

Cum Oil: 47,748 BBL Cum Gas: 192,081 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

471 BBL/mo

Di (annual)

33.1%

b-factor

0.8

EUR

41,442 BBL

R-squared

0.734

type

hyperbolic

Operator History (from monthly production reports)

1999-05 — 2026-07 RAPTOR RESOURCES, INC. 327 mo
1993-01 — 1999-04 MARIAH ENERGY CORP. 76 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2RAPTOR RESOURCES, INC.25,9001989-02-03
1RAPTOR RESOURCES, INC.15,8001988-03-15