BILLIE

Oil · District 08 · Lease #43656

Operator: COG OPERATING LLC

Cum Oil

541k BBL

Cum Gas

944k MCF

casinghead

Wells

8

Production

2012-07 — 2026-04

Peak Month

2014-11

Production History

Cum Oil: 541,487 BBL Cum Gas: 943,715 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

10,030 BBL/mo

Di (annual)

35.2%

b-factor

0.5

EUR

613,437 BBL

R-squared

0.860

type

hyperbolic

Operator History (from monthly production reports)

2012-07 — 2026-07 COG OPERATING LLC 169 mo

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1812COG OPERATING LLC211,3002014-06-10
1805COG OPERATING LLC112,0002013-07-15
1802COG OPERATING LLC112,0002013-06-06
1814COG OPERATING LLC111,4002013-04-04
1809COG OPERATING LLC111,3002012-11-06
1811COG OPERATING LLC111,3002012-09-21
1808COG OPERATING LLC112,0002012-06-09
1843COG OPERATING LLC111,9002012-02-23