HAMLIN UNIT 20-29

Oil · District 08 · Lease #45520

Operator: TALL CITY OPERATIONS LLC

Cum Oil

2.5M BBL

Cum Gas

8.8M MCF

casinghead

Wells

11

Production

2014-05 — 2026-03

Peak Month

2018-12

Production History

Cum Oil: 2,548,708 BBL Cum Gas: 8,798,960 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

118,037 BBL/mo

Di (annual)

201.6%

b-factor

0.7

EUR

1,967,721 BBL

R-squared

0.914

type

hyperbolic

Operator History (from monthly production reports)

2016-03 — 2026-07 SURGE OPERATING, LLC 125 mo
2014-05 — 2016-02 TALL CITY OPERATIONS LLC 22 mo

Wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4AHSURGE OPERATING, LLC210,0002018-05-24
5AHSURGE OPERATING, LLC210,0002018-05-24
6AHSURGE OPERATING, LLC210,0002018-05-24
1AHSURGE OPERATING, LLC210,0002018-01-05
2AHSURGE OPERATING, LLC210,0002017-12-22
7AHSURGE OPERATING, LLC210,0002017-08-09
8AHSURGE OPERATING, LLC310,0002017-01-19
1SHSURGE OPERATING, LLC110,0002016-09-27
2SHSURGE OPERATING, LLC110,0002016-09-20
2HSURGE OPERATING, LLC19,0002014-09-16
1HSURGE OPERATING, LLC110,0002013-10-11