UNIVERSITY -3N-

Oil · District 7C · Lease #8922

Operator: OTB OPERATING, LLC

Cum Oil

92k BBL

Cum Gas

59k MCF

casinghead

Wells

6

Production

1993-01 — 2026-04

Peak Month

2013-04

Production History

Cum Oil: 92,046 BBL Cum Gas: 59,187 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

610 BBL/mo

Di (annual)

6.8%

b-factor

0.1

EUR

110,700 BBL

R-squared

0.683

type

hyperbolic

Operator History (from monthly production reports)

2020-02 — 2026-07 OTB OPERATING, LLC 78 mo
1999-05 — 2020-01 MWS PRODUCING, INC. 249 mo
1993-02 — 1999-04 MARIAH ENERGY CORP. 75 mo
1993-01 — 1993-01 CRAIN OIL CO. 1 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6OTB OPERATING, LLC12,5002013-08-19
5OTB OPERATING, LLC12,5002012-10-30
4OTB OPERATING, LLC12,5002012-02-22
3OTB OPERATING, LLC12,6502010-08-03
2OTB OPERATING, LLC12,2502009-07-03
1OTB OPERATING, LLC12,3001981-05-08