COLLINGS, H. S.

Oil · District 08 · Lease #39576

Operator: COG OPERATING LLC

Cum Oil

317k BBL

Cum Gas

894k MCF

casinghead

Wells

7

Production

2009-04 — 2023-04

Peak Month

2014-05

Production History

Cum Oil: 317,477 BBL Cum Gas: 894,126 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

8,417 BBL/mo

Di (annual)

35.3%

b-factor

0.0

EUR

286,271 BBL

R-squared

0.747

type

exponential

Operator History (from monthly production reports)

2009-04 — 2026-07 COG OPERATING LLC 208 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8COG OPERATING LLC112,0002012-08-14
9COG OPERATING LLC112,0002011-10-25
6COG OPERATING LLC112,0002011-09-15
5COG OPERATING LLC112,0002010-12-07
2COG OPERATING LLC410,5402008-10-09
4COG OPERATING LLC19,7001992-01-23
3COG OPERATING LLC210,5201990-07-02