THOMPSON -61-

Oil · District 10 · Lease #4538

Operator: SNW OPERATING COMPANY

Cum Oil

206k BBL

Cum Gas

173k MCF

casinghead

Wells

24

Production

1993-01 — 2026-04

Peak Month

1993-05

Production History

Cum Oil: 206,004 BBL Cum Gas: 173,476 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,142 BBL/mo

Di (annual)

10.1%

b-factor

0.8

EUR

226,124 BBL

R-squared

0.641

type

hyperbolic

Operator History (from monthly production reports)

2024-10 — 2026-07 SNW OPERATING COMPANY 22 mo
2019-01 — 2024-09 POLARIS OPERATING, LLC 69 mo
2006-05 — 2018-12 ADAMS AFFILIATES, INC. 152 mo
2000-01 — 2006-04 BIRD CREEK RESOURCES, INC. 76 mo
1998-07 — 1999-12 JETTA OPERATING COMPANY, INC. 18 mo
1993-01 — 1998-06 COASTAL OIL & GAS CORPORATION 66 mo

Wells (24)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6114SNW OPERATING COMPANY12,3002014-10-02
4113SNW OPERATING COMPANY12,2502014-09-03
107SNW OPERATING COMPANY13,8001983-03-24
102SNW OPERATING COMPANY12,3501982-08-09
6110SNW OPERATING COMPANY12,3501982-08-09
6109SNW OPERATING COMPANY12,3501982-08-06
4108SNW OPERATING COMPANY12,2501982-08-02
6105SNW OPERATING COMPANY13,6001982-04-08
6106SNW OPERATING COMPANY13,6001982-04-08
6107SNW OPERATING COMPANY13,6001982-04-08
6108SNW OPERATING COMPANY13,6001982-04-08
6104SNW OPERATING COMPANY12,4001981-10-22
6103SNW OPERATING COMPANY12,4001981-10-09
4107SNW OPERATING COMPANY12,2001981-07-01
6102SNW OPERATING COMPANY12,2001981-06-09
4106SNW OPERATING COMPANY12,2001981-05-10
4105SNW OPERATING COMPANY12,2001981-03-13
4104SNW OPERATING COMPANY12,2001981-03-09
6101SNW OPERATING COMPANY13,7001980-12-03
4103SNW OPERATING COMPANY12,2001980-11-25
4102SNW OPERATING COMPANY12,1501978-04-28
4101SNW OPERATING COMPANY12,1501977-12-28
107342-341-30180SNW OPERATING COMPANY------
750142-341-81593SNW OPERATING COMPANY------