PEGASUS PENNSYLVANIAN UNIT

Oil · District 7C · Lease #17148

Operator: COG OPERATING LLC

Cum Oil

386k BBL

Cum Gas

11.4M MCF

casinghead

Wells

46

Production

2010-05 — 2026-04

Peak Month

2010-08

Production History

Cum Oil: 385,724 BBL Cum Gas: 11,391,641 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,041 BBL/mo

Di (annual)

14.9%

b-factor

0.1

EUR

359,594 BBL

R-squared

0.846

type

hyperbolic

Operator History (from monthly production reports)

2010-05 — 2026-07 COG OPERATING LLC 195 mo

Wells (46)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1711COG OPERATING LLC310,5932008-06-13
1710ACOG OPERATING LLC210,5152007-12-08
4203COG OPERATING LLC111,5002005-02-09
2502XTO ENERGY INC.113,3402002-03-27
403COG OPERATING LLC211,0002001-01-19
402WCOG OPERATING LLC210,5902000-06-21
1314COG OPERATING LLC212,2202000-01-04
1606ACOG OPERATING LLC310,2931999-07-07
2508XTO ENERGY INC.113,1011997-09-10
1725COG OPERATING LLC216,0001994-05-13
5403COG OPERATING LLC310,7271992-10-15
1724COG OPERATING LLC211,0001991-10-30
1803WCOG OPERATING LLC111,0001991-10-30
2013COG OPERATING LLC211,0001991-10-30
2307WCOG OPERATING LLC111,0001991-10-30
2410COG OPERATING LLC111,0001991-10-30
826COG OPERATING LLC111,0001991-10-30
725COG OPERATING LLC111,0001991-10-29
726COG OPERATING LLC211,0001991-10-29
4804COG OPERATING LLC211,1001991-04-05
4502COG OPERATING LLC111,0001990-11-29
4601COG OPERATING LLC111,0001990-11-19
1721COG OPERATING LLC111,0001990-03-26
1720COG OPERATING LLC111,0001990-03-23
303COG OPERATING LLC111,0001990-03-23
607COG OPERATING LLC111,0001990-03-23
1401COG OPERATING LLC110,4501989-11-16
2102COG OPERATING LLC213,1091989-08-24
102642-329-01029COG OPERATING LLC------
160542-461-03311COG OPERATING LLC------
160742-461-03313COG OPERATING LLC------
200542-461-03357COG OPERATING LLC------
200742-461-04289COG OPERATING LLC------
20142-329-01096COG OPERATING LLC------
2104W42-461-03896COG OPERATING LLC------
220442-461-01852COG OPERATING LLC------
30242-329-01078COG OPERATING LLC------
390142-461-01849COG OPERATING LLC------
40142-329-01375COG OPERATING LLC------
4212W42-461-03289COG OPERATING LLC------
460342-461-01076COG OPERATING LLC------
490442-461-03334COG OPERATING LLC------
490542-461-03335COG OPERATING LLC------
50242-329-01080COG OPERATING LLC------
560242-461-02112COG OPERATING LLC------
70842-329-00892COG OPERATING LLC------