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ANDREWS UNIVERSITY 16

Oil · District 08 · Lease #39318

Operator: WILLIAMS, CLAYTON ENERGY, INC.

Fields: SPRABERRY (TREND AREA)

Cum Oil

104k BBL

Cum Gas

375k MCF

casinghead

Wells

4

Production

2008-09 — 2026-04

Peak Month

2011-08

Production History

Cum Oil: 104,203 BBL Cum Gas: 375,106 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,823 BBL/mo

Di (annual)

84.0%

b-factor

0.4

EUR

89,835 BBL

R-squared

0.940

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
2008-09 — 2017-03 WILLIAMS, CLAYTON ENERGY, INC. 103 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
442-003-41249SABALO II OPERATING, LLC211,7502010-09-15
342-003-41248SABALO II OPERATING, LLC211,7502010-09-10
242-003-41247SABALO II OPERATING, LLC211,7502009-10-15
142-003-40511SABALO II OPERATING, LLC211,5002008-05-30