HEMPHILL 65

Oil · District 7B · Lease #31125

Operator: WINDOW OPERATING CO., THE

Cum Oil

15k BBL

Cum Gas

55k MCF

casinghead

Wells

2

Production

2012-12 — 2026-04

Peak Month

2015-06

Production History

Cum Oil: 15,023 BBL Cum Gas: 55,007 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

994 BBL/mo

Di (annual)

307.8%

b-factor

0.7

EUR

11,211 BBL

R-squared

0.727

type

hyperbolic

Operator History (from monthly production reports)

2012-12 — 2026-07 WINDOW OPERATING CO., THE 164 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10WINDOW OPERATING CO., THE13,9902014-12-12
7WINDOW OPERATING CO., THE14,0002012-10-25