SPRING CREEK

Oil · District 8A · Lease #69009

Operator: SULLIVAN, HOLLIS R. INC.

Cum Oil

225k BBL

Cum Gas

49k MCF

casinghead

Wells

5

Production

2006-10 — 2026-04

Peak Month

2008-10

Production History

Cum Oil: 224,739 BBL Cum Gas: 49,359 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,659 BBL/mo

Di (annual)

17.2%

b-factor

0.0

EUR

185,687 BBL

R-squared

0.932

type

exponential

Operator History (from monthly production reports)

2009-01 — 2026-07 CANAN MOWREY OPERATING, LLC 211 mo
2006-10 — 2008-12 SULLIVAN, HOLLIS R. INC. 27 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6CANAN MOWREY OPERATING, LLC17,2002008-10-11
5CANAN MOWREY OPERATING, LLC17,2002008-08-12
4CANAN MOWREY OPERATING, LLC17,2002008-04-21
3CANAN MOWREY OPERATING, LLC17,2002007-07-19
1CANAN MOWREY OPERATING, LLC27,2002006-07-25