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Oil · District 8A · Lease #65684

Operator: THREE RIVERS OPERATING CO LLC

Fields: BRAHANEY, NORTHWEST (DEVONIAN)

Cum Oil

553k BBL

Cum Gas

75k MCF

casinghead

Wells

4

Production

1993-01 — 2008-05

Peak Month

1993-09

Production History

Cum Oil: 553,485 BBL Cum Gas: 75,156 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

14,465 BBL/mo

Di (annual)

64.7%

b-factor

0.6

EUR

581,134 BBL

R-squared

0.947

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2026-07 EXTEX OPERATING COMPANY 66 mo
2013-01 — 2021-01 LEGACY RESERVES OPERATING LP 97 mo
2012-08 — 2012-12 COG OPERATING LLC 5 mo
2011-01 — 2012-07 THREE RIVERS OPERATING CO LLC 19 mo
2007-05 — 2010-12 PYR ENERGY CORPORATION 44 mo
2002-06 — 2007-04 BOMMER ENGINEERING CO. 59 mo
1993-01 — 2002-05 ANADARKO PETROLEUM CORPORATION 113 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
442-501-33270EXTEX OPERATING COMPANY312,1002008-10-24
542-501-33484RING ENERGY INC.311,9502003-03-24
142-501-32957EXTEX OPERATING COMPANY212,2501997-01-17
3A42-501-33134EXTEX OPERATING COMPANY212,0291987-01-15