TUBB 39

Oil · District 08 · Lease #42622

Operator: SURGE OPERATING, LLC

Cum Oil

325k BBL

Cum Gas

1.3M MCF

casinghead

Wells

7

Production

2012-04 — 2025-08

Peak Month

2015-12

Production History

Cum Oil: 324,527 BBL Cum Gas: 1,324,414 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

8,058 BBL/mo

Di (annual)

42.4%

b-factor

0.1

EUR

253,270 BBL

R-squared

0.795

type

hyperbolic

Operator History (from monthly production reports)

2024-11 — 2026-07 SURGE OPERATING, LLC 21 mo
2020-02 — 2024-10 OVINTIV USA INC. 57 mo
2015-02 — 2020-01 ENCANA OIL & GAS(USA) INC. 60 mo
2014-01 — 2015-01 ATHLON HOLDINGS LP 13 mo
2012-12 — 2013-12 ATHLON FE OPERATING LLC 13 mo
2012-04 — 2012-11 COBRA OIL & GAS CORPORATION 8 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3910JSURGE OPERATING LLC19,9352015-07-23
3907FSURGE OPERATING LLC19,9102015-04-27
6SURGE OPERATING LLC19,8802014-07-15
4SURGE OPERATING LLC110,0002013-07-11
3SURGE OPERATING LLC110,3002013-04-03
2SURGE OPERATING LLC111,0002012-07-26
1SURGE OPERATING LLC112,0002010-03-09