BLOCK 9 UNIT

Oil · District 08 · Lease #20417

Operator: VISTA RESOURCES, INC. (A)

Fields: COWDEN, NORTH

Cum Oil

514k BBL

Cum Gas

65k MCF

casinghead

Wells

23

Production

1993-01 — 2026-04

Peak Month

1997-05

Production History

Cum Oil: 514,368 BBL Cum Gas: 64,834 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,266 BBL/mo

Di (annual)

9.3%

b-factor

0.0

EUR

417,864 BBL

R-squared

0.929

type

exponential

Operator History (from monthly production reports)

2024-05 — 2026-07 FORMENTERA OPERATIONS LLC 27 mo
2021-06 — 2024-04 SADDLEBACK EXPLORATION, LLC 35 mo
2016-12 — 2021-05 BLACKBEARD OPERATING, LLC 54 mo
2013-01 — 2016-11 MERIT ENERGY COMPANY 47 mo
2006-05 — 2012-12 CIMAREX ENERGY CO. OF COLORADO 80 mo
2002-04 — 2006-04 GRUY PETROLEUM MANAGEMENT CO. 49 mo
2000-03 — 2002-03 PRIZE OPERATING COMPANY 25 mo
1996-08 — 2000-02 VISTA RESOURCES, INC. (A) 43 mo
1993-01 — 1996-07 MERIT ENERGY COMPANY 43 mo

Wells (23)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
408FORMENTERA OPERATIONS LLC15,0002008-08-06
205FORMENTERA OPERATIONS LLC16,0001997-05-19
406FORMENTERA OPERATIONS LLC15,6001997-02-14
407FORMENTERA OPERATIONS LLC25,6001997-02-14
301FORMENTERA OPERATIONS LLC14,9001997-01-15
503FORMENTERA OPERATIONS LLC14,9001997-01-15
405FORMENTERA OPERATIONS LLC14,9001979-05-11
605FORMENTERA OPERATIONS LLC15,0001978-04-06
10142-003-07710FORMENTERA OPERATIONS LLC------
20242-003-03240FORMENTERA OPERATIONS LLC------
203W42-003-03241FORMENTERA OPERATIONS LLC------
40342-003-07433FORMENTERA OPERATIONS LLC------
502W42-003-03247FORMENTERA OPERATIONS LLC------
504S42-003-03235FORMENTERA OPERATIONS LLC------
60142-003-00841FORMENTERA OPERATIONS LLC------
604W42-003-03242FORMENTERA OPERATIONS LLC------
70242-003-03393FORMENTERA OPERATIONS LLC------
70342-003-03233FORMENTERA OPERATIONS LLC------
704W42-003-03351FORMENTERA OPERATIONS LLC------
70542-003-03236FORMENTERA OPERATIONS LLC------
706W42-003-03237FORMENTERA OPERATIONS LLC------
70742-003-03238FORMENTERA OPERATIONS LLC------
70842-003-03239FORMENTERA OPERATIONS LLC------