TROSPER, CORWIN 431

Oil · District 14 · Lease #7609

Operator: HIGHMARK ENERGY OPERATING, LLC

Cum Oil

58k BBL

Cum Gas

0 MCF

Wells

2

Production

2005-08 — 2026-03

Peak Month

2005-09

Production History

Cum Oil: 57,553 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

834 BBL/mo

Di (annual)

25.4%

b-factor

0.2

EUR

48,920 BBL

R-squared

0.456

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4HEOG RESOURCES, INC.29,0002008-03-19
3HEOG RESOURCES, INC.19,0002005-07-18
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