BUTLER

Oil · District 08 · Lease #26117

Operator: OXYROCK OPERATING, LLC

Cum Oil

85k BBL

Cum Gas

269k MCF

casinghead

Wells

3

Production

1993-01 — 2026-04

Peak Month

2025-08

Production History

Cum Oil: 85,324 BBL Cum Gas: 269,200 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

522 BBL/mo

Di (annual)

10.8%

b-factor

0.3

EUR

74,011 BBL

R-squared

0.609

type

hyperbolic

Operator History (from monthly production reports)

2024-08 — 2026-07 OXYROCK OPERATING, LLC 24 mo
2020-05 — 2024-07 CROWNQUEST OPERATING, LLC 51 mo
2018-06 — 2020-04 DE3 OPERATING LLC 23 mo
1996-02 — 2018-05 ARKLAND PRODUCING CO., INC. 268 mo
1993-01 — 1996-01 MWJ PRODUCING COMPANY 37 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2OXYROCK OPERATING, LLC28,6002003-01-02
3OXYROCK OPERATING, LLC211,7001996-11-13
1OXYROCK OPERATING, LLC18,6001980-07-10