GRESHAM B

Oil · District 03 · Lease #26351

Operator: THOMFIELD ENERGY LLC

Cum Oil

88k BBL

Cum Gas

154k MCF

casinghead

Wells

1

Production

2013-04 — 2026-04

Peak Month

2013-05

Production History

Cum Oil: 88,027 BBL Cum Gas: 154,325 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,051 BBL/mo

Di (annual)

104.6%

b-factor

0.2

EUR

72,396 BBL

R-squared

0.862

type

hyperbolic

Operator History (from monthly production reports)

2025-09 — 2026-07 THOMFIELD ENERGY LLC 11 mo
2021-05 — 2025-08 DEGUELLO OPERATING LLC 52 mo
2016-08 — 2021-04 ETX ENERGY, LLC 57 mo
2014-05 — 2016-07 NEW GULF RESOURCES, LLC 27 mo
2013-04 — 2014-04 HALCON OPERATING CO., INC. 13 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HTHOMFIELD ENERGY LLC27,0002013-01-04