HARRELSON OIL UNIT

Oil · District 06 · Lease #14503

Operator: WEATHERLY OIL & GAS, LLC

Cum Oil

21k BBL

Cum Gas

0 MCF

Wells

1

Production

2005-09 — 2013-02

Peak Month

2005-09

Production History

Cum Oil: 20,846 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,087 BBL/mo

Di (annual)

85.8%

b-factor

0.3

EUR

21,559 BBL

R-squared

0.577

type

hyperbolic

Operator History (from monthly production reports)

2024-01 — 2026-07 FORMATION RESOUR FIELD SVCS, LLC 31 mo
2019-04 — 2023-12 BRG LONE STAR LTD. 57 mo
2017-10 — 2019-03 WEATHERLY OIL & GAS, LLC 18 mo
2015-01 — 2017-09 SND OPERATING, L.L.C. 33 mo
2014-11 — 2014-12 CHESAPEAKE OPERATING, L.L.C. 2 mo
2005-09 — 2014-10 CHESAPEAKE OPERATING, INC. 110 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1FORMATION RESOUR FIELD SVCS LLC312,0002005-07-07