TUBB 39F

Oil · District 08 · Lease #45857

Operator: SURGE OPERATING, LLC

Cum Oil

246k BBL

Cum Gas

588k MCF

casinghead

Wells

1

Production

2014-05 — 2026-03

Peak Month

2014-06

Production History

Cum Oil: 246,265 BBL Cum Gas: 588,135 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

15,124 BBL/mo

Di (annual)

88.3%

b-factor

0.2

EUR

256,845 BBL

R-squared

0.633

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
2014-05 — 2015-01 ATHLON HOLDINGS LP 9 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HSURGE OPERATING, LLC17,3002013-10-31