GLASS, G.W. "B"

Oil · District 08 · Lease #23078

Operator: THOMPSON, J. CLEO

Cum Oil

1.0M BBL

Cum Gas

2.0M MCF

casinghead

Wells

20

Production

1993-01 — 2026-04

Peak Month

2015-08

Production History

Cum Oil: 1,034,457 BBL Cum Gas: 1,995,812 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

8,411 BBL/mo

Di (annual)

11.7%

b-factor

0.0

EUR

859,567 BBL

R-squared

0.724

type

exponential

Operator History (from monthly production reports)

2018-08 — 2026-07 COG OPERATING LLC 96 mo
2015-08 — 2018-07 RSP PERMIAN, LLC 36 mo
1993-01 — 2015-07 THOMPSON, J. CLEO 271 mo

Wells (20)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3COG OPERATING LLC210,7882014-04-16
19RCOG OPERATING LLC212,5002013-10-01
30COG OPERATING LLC412,5002013-04-10
22COG OPERATING LLC412,5002013-03-28
19COG OPERATING LLC312,0002013-03-14
18COG OPERATING LLC411,2502013-03-06
9COG OPERATING LLC212,5002013-03-04
9WCOG OPERATING LLC212,5002013-03-04
23COG OPERATING LLC111,0002009-09-29
11COG OPERATING LLC111,0002007-05-22
12CUTBOW OPERATING, LLC111,0002007-05-22
14COG OPERATING LLC111,0002007-05-22
15COG OPERATING LLC111,0002007-05-22
17COG OPERATING LLC111,0002007-05-22
16COG OPERATING LLC111,0002007-05-17
10COG OPERATING LLC112,5001993-03-15
242-317-00129COG OPERATING LLC------
4W42-317-00135COG OPERATING LLC------
542-317-31032COG OPERATING LLC------
742-317-31139COG OPERATING LLC------