HIRLEMAN 15

Oil · District 10 · Lease #8672

Operator: HOLMES EXPLORATION, LLC

Cum Oil

233k BBL

Cum Gas

2.4M MCF

casinghead

Wells

3

Production

2012-07 — 2026-04

Peak Month

2014-06

Production History

Cum Oil: 232,780 BBL Cum Gas: 2,360,939 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

8,243 BBL/mo

Di (annual)

153.9%

b-factor

0.7

EUR

175,805 BBL

R-squared

0.882

type

hyperbolic

Operator History (from monthly production reports)

2012-08 — 2026-07 COURSON OIL & GAS, INC. 168 mo
2012-07 — 2012-07 HOLMES EXPLORATION, LLC 1 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4HCOURSON OIL & GAS, INC.113,0002013-11-23
2HCOURSON OIL & GAS, INC.113,0002013-09-04
1HCOURSON OIL & GAS, INC.113,0002012-04-24