UNIVERSITY BLOCK 46

Oil · District 7C · Lease #11783

Operator: MARIAH ENERGY CORP.

Cum Oil

13k BBL

Cum Gas

4k MCF

casinghead

Wells

11

Production

1993-01 — 1998-09

Peak Month

1998-03

Production History

Cum Oil: 13,017 BBL Cum Gas: 3,718 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

330 BBL/mo

Di (annual)

293.9%

b-factor

2.0

EUR

21,787 BBL

R-squared

0.911

type

hyperbolic

Operator History (from monthly production reports)

1993-01 — 1998-12 MARIAH ENERGY CORP. 72 mo

Wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11OTB OPERATING, LLC12,0001997-01-28
10OTB OPERATING, LLC11,8501982-12-31
6OTB OPERATING, LLC11,8501982-12-31
7OTB OPERATING, LLC11,8501982-12-31
8OTB OPERATING, LLC11,8501982-12-31
9OTB OPERATING, LLC11,8501982-12-31
5OTB OPERATING, LLC12,2001982-04-16
4OTB OPERATING, LLC12,2001981-10-08
1OTB OPERATING, LLC12,2001981-05-07
2OTB OPERATING, LLC12,2001981-05-07
3MARIAH ENERGY CORP.12,2001981-05-07