ANDREWS UNIVERSITY 33

Oil · District 08 · Lease #38863

Operator: WILLIAMS, CLAYTON ENERGY, INC.

Cum Oil

558k BBL

Cum Gas

1.4M MCF

casinghead

Wells

15

Production

2008-05 — 2026-04

Peak Month

2011-10

Production History

Cum Oil: 558,438 BBL Cum Gas: 1,365,971 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

11,629 BBL/mo

Di (annual)

38.6%

b-factor

0.1

EUR

401,174 BBL

R-squared

0.920

type

hyperbolic

Operator History (from monthly production reports)

2024-06 — 2026-07 SABALO II OPERATING, LLC 26 mo
2021-09 — 2024-05 MONTROSE OPERATING LLC 33 mo
2017-10 — 2021-08 THRONE PETROLEUM RESOURCES LLC 47 mo
2017-04 — 2017-09 NBL PERMIAN LLC 6 mo
2008-05 — 2017-03 WILLIAMS, CLAYTON ENERGY, INC. 107 mo

Wells (15)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
13RSABALO II OPERATING, LLC112,5002012-02-24
14RSABALO II OPERATING, LLC111,5002011-11-02
16SABALO II OPERATING, LLC111,6002011-08-29
2SABALO II OPERATING, LLC311,5002010-10-05
9SABALO II OPERATING, LLC111,7002010-08-19
11SABALO II OPERATING, LLC111,7002010-08-17
10SABALO II OPERATING, LLC111,7002010-07-26
12SABALO II OPERATING, LLC111,7002010-07-26
3SABALO II OPERATING, LLC212,5002010-02-01
4SABALO II OPERATING, LLC212,5002010-02-01
5SABALO II OPERATING, LLC212,5002010-02-01
6SABALO II OPERATING, LLC212,5002010-02-01
7SABALO II OPERATING, LLC212,5002010-02-01
8SABALO II OPERATING, LLC212,5002010-02-01
1SABALO II OPERATING, LLC212,0002008-06-02