BLAKELY, BASSETT

Oil · District 03 · Lease #19853

Operator: TRI-UNION DEVELOPMENT CORP.

Fields: DANBURY DOME (5655 SAND)

Cum Oil

133k BBL

Cum Gas

61k MCF

casinghead

Wells

1

Production

1993-01 — 2021-03

Peak Month

2002-09

Production History

Cum Oil: 133,095 BBL Cum Gas: 61,266 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,104 BBL/mo

Di (annual)

35.2%

b-factor

0.3

EUR

100,994 BBL

R-squared

0.812

type

hyperbolic

Operator History (from monthly production reports)

2023-07 — 2026-07 HG OPERATING LLC 37 mo

2013-11 — 2023-06 BXP OPERATING, LLC 116 mo

2012-04 — 2013-10 CHALKER OPERATING INC. 19 mo

2009-11 — 2012-03 SILVER OAK OPERATING, LLC 29 mo

2002-12 — 2009-10 SILVER OAK OPERATING, INC. 83 mo

1998-04 — 2002-11 TRI-UNION DEVELOPMENT CORP. 56 mo

1995-10 — 1998-03 APACHE CORPORATION 30 mo

1994-03 — 1995-09 AQUILA ENERGY RESOURCES CORP. 19 mo

1993-01 — 1994-02 HOSFORD ENERGY CORPORATION 14 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-039-32185	HG OPERATING LLC	1	7,200	1987-03-24