CUMBERLAND RANCH

Oil · District 08 · Lease #40093

Operator: LINN OPERATING, INC.

Cum Oil

224k BBL

Cum Gas

512k MCF

casinghead

Wells

6

Production

2010-02 — 2026-04

Peak Month

2012-02

Production History

Cum Oil: 224,097 BBL Cum Gas: 511,503 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,467 BBL/mo

Di (annual)

25.2%

b-factor

0.0

EUR

212,850 BBL

R-squared

0.866

type

exponential

Operator History (from monthly production reports)

2015-07 — 2026-07 DIAMONDBACK E&P LLC 133 mo
2015-03 — 2015-06 FDL OPERATING, LLC 4 mo
2014-07 — 2015-02 LINN OPERATING, INC. 8 mo
2010-02 — 2014-06 BERRY OIL COMP. 53 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5DIAMONDBACK E&P LLC413,0002017-02-08
1DIAMONDBACK E&P LLC310,8002012-04-10
4DIAMONDBACK E&P LLC312,0002012-03-29
3DIAMONDBACK E&P LLC310,8002012-03-22
6DIAMONDBACK E&P LLC313,0002010-08-10
7DIAMONDBACK E&P LLC313,0002010-08-05