SAMANTHA

Oil · District 7C · Lease #16866

Operator: COG OPERATING LLC

Cum Oil

393k BBL

Cum Gas

972k MCF

casinghead

Wells

6

Production

2009-02 — 2026-04

Peak Month

2010-08

Production History

Cum Oil: 393,340 BBL Cum Gas: 972,016 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,360 BBL/mo

Di (annual)

21.2%

b-factor

0.1

EUR

399,236 BBL

R-squared

0.912

type

hyperbolic

Operator History (from monthly production reports)

2009-02 — 2026-07 COG OPERATING LLC 210 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5916COG OPERATING LLC112,0002013-12-19
5910COG OPERATING LLC110,8002010-10-15
5915COG OPERATING LLC110,8002010-04-13
5911COG OPERATING LLC110,8002009-12-04
5909COG OPERATING LLC110,8002009-04-24
5904COG OPERATING LLC111,0002008-06-18