OLD TOM UNIT A 21-28

Oil · District 08 · Lease #49305

Operator: SURGE OPERATING, LLC

Cum Oil

1.7M BBL

Cum Gas

6.3M MCF

casinghead

Wells

5

Production

2017-03 — 2026-03

Peak Month

2018-11

Production History

Cum Oil: 1,693,423 BBL Cum Gas: 6,324,983 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

81,357 BBL/mo

Di (annual)

179.6%

b-factor

0.6

EUR

1,265,995 BBL

R-squared

0.958

type

hyperbolic

Operator History (from monthly production reports)

2017-03 — 2026-07 SURGE OPERATING, LLC 113 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4AHSURGE OPERATING, LLC210,0002018-03-15
2SHSURGE OPERATING, LLC210,0002018-03-05
3AHSURGE OPERATING, LLC210,0002017-10-20
2AHSURGE OPERATING, LLC210,0002017-04-25
1AHSURGE OPERATING, LLC110,0002016-12-22