PRICE "A"

Oil · District 7B · Lease #27129

Operator: THRESHOLD EXPLORATION, INC.

Cum Oil

18k BBL

Cum Gas

17 MCF

casinghead

Wells

2

Production

1994-03 — 2021-07

Peak Month

1994-12

Production History

Cum Oil: 18,269 BBL Cum Gas: 17 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,217 BBL/mo

Di (annual)

570.5%

b-factor

0.8

EUR

9,559 BBL

R-squared

0.434

type

hyperbolic

Operator History (from monthly production reports)

2015-01 — 2026-07 RASBURY 139 mo
2010-06 — 2014-12 BARON ENERGY INC. 55 mo
2007-08 — 2010-05 PERMIAN LEGEND LLC 34 mo
2006-04 — 2007-07 GREASEWOOD OPERATING, LTD. 16 mo
2003-10 — 2006-03 GREASEWOOD OIL COMPANY 30 mo
1995-09 — 2003-09 THRESHOLD EXPLORATION, INC. 97 mo
1995-08 — 1995-08 DWR OIL COMPANY 1 mo
1994-03 — 1995-07 L.C.S. PRODUCTION COMPANY 17 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1RASBURY13,0001994-01-05
4RASBURY13,0001994-01-05