ERNESTEEN

Oil · District 08 · Lease #26318

Operator: SANDRIDGE EXPL. AND PROD., LLC

Cum Oil

188k BBL

Cum Gas

161k MCF

casinghead

Wells

17

Production

1993-01 — 2026-04

Peak Month

2011-10

Production History

Cum Oil: 188,134 BBL Cum Gas: 160,589 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,282 BBL/mo

Di (annual)

39.3%

b-factor

0.5

EUR

126,327 BBL

R-squared

0.666

type

hyperbolic

Operator History (from monthly production reports)

2021-08 — 2026-07 MONTARE OPERATING, LTD. 60 mo
2018-11 — 2021-07 AVALON TX OPERATING, LLC 33 mo
2010-08 — 2018-10 SANDRIDGE EXPL. AND PROD., LLC 99 mo
2004-12 — 2010-07 OK ARENA OPERATING COMPANY 68 mo
2003-05 — 2004-11 COMPOSTELLA OIL COMPANY 19 mo
1993-01 — 2003-04 PERMIAN RESOURCES, INC. 124 mo

Wells (17)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
21MONTARE OPERATING, LTD.15,2002013-11-20
26MONTARE OPERATING, LTD.15,2002013-09-20
18MONTARE OPERATING, LTD.14,9002012-06-15
13MONTARE OPERATING, LTD.14,9002012-02-23
14MONTARE OPERATING, LTD.14,9002012-02-22
17MONTARE OPERATING, LTD.14,9002011-11-01
22MONTARE OPERATING, LTD.14,9002011-07-29
30MONTARE OPERATING, LTD.14,9002011-07-29
28MONTARE OPERATING, LTD.14,7312011-06-25
5MONTARE OPERATING, LTD.24,8002009-03-24
10MONTARE OPERATING, LTD.14,9002007-06-22
8MONTARE OPERATING, LTD.14,9002007-06-22
9MONTARE OPERATING, LTD.14,9002007-06-22
6MONTARE OPERATING, LTD.14,8002005-12-07
7MONTARE OPERATING, LTD.14,8002005-12-07
1MONTARE OPERATING, LTD.14,9001980-10-16
3MONTARE OPERATING, LTD.14,9001980-10-16