RAMSEY -44-

Oil · District 08 · Lease #27636

Operator: PRIMROSE OPERATING COMPANY

Cum Oil

374k BBL

Cum Gas

211k MCF

casinghead

Wells

14

Production

1993-01 — 2026-03

Peak Month

2001-04

Production History

Cum Oil: 373,556 BBL Cum Gas: 210,837 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,855 BBL/mo

Di (annual)

4.3%

b-factor

0.0

EUR

455,922 BBL

R-squared

0.457

type

exponential

Operator History (from monthly production reports)

2025-03 — 2026-07 AFOC, LLC 17 mo
2022-07 — 2025-02 BLACK TOP OPERATING, LLC 32 mo
2007-10 — 2022-06 CAMBRIAN MANAGEMENT, LTD. 177 mo
2007-03 — 2007-09 CAMBRIAN MANAGEMENT LTD 7 mo
2000-02 — 2007-02 PRIMROSE OPERATING COMPANY 85 mo
1993-01 — 2000-01 CONOCO INC. 85 mo

Wells (14)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12AFOC, LLC14,0002001-02-27
13AFOC, LLC14,0002001-02-27
14AFOC, LLC14,0002001-02-27
11AFOC, LLC14,2001983-03-15
10AFOC, LLC14,2001982-11-19
6AFOC, LLC14,2001982-11-17
7AFOC, LLC14,2001982-10-29
8AFOC, LLC14,2001982-10-29
9AFOC, LLC14,2001982-10-29
4AFOC, LLC14,2001982-10-05
5AFOC, LLC14,2001982-10-05
1AFOC, LLC14,2001982-09-01
2AFOC, LLC14,2001982-09-01
3AFOC, LLC14,2001982-09-01