THORNBERRY -F-

Oil · District 08 · Lease #26028

Operator: SUNRAY ENERGY, INC.

Cum Oil

169k BBL

Cum Gas

267k MCF

casinghead

Wells

12

Production

1993-01 — 2026-04

Peak Month

2007-08

Production History

Cum Oil: 168,649 BBL Cum Gas: 267,323 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,312 BBL/mo

Di (annual)

34.8%

b-factor

0.4

EUR

126,788 BBL

R-squared

0.818

type

hyperbolic

Operator History (from monthly production reports)

2025-09 — 2026-07 BCE-MACH III LLC 11 mo
2019-07 — 2025-08 SABINAL ENERGY OPERATING, LLC 74 mo
2019-02 — 2019-06 DIAMONDBACK E&P LLC 5 mo
2009-08 — 2019-01 ENERGEN RESOURCES CORPORATION 114 mo
2004-11 — 2009-07 RANGE PRODUCTION COMPANY 57 mo
1994-09 — 2004-10 SUNRAY ENERGY, INC. 122 mo
1993-01 — 1994-08 CAPROCK OPERATING, INC. 20 mo

Wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
35CRESCENT ENERGY OPERATING, LLC14,9002011-11-29
32CRESCENT ENERGY OPERATING, LLC14,9002011-11-16
1BCE-MACH III LLC14,9002011-01-06
4BCE-MACH III LLC14,9002011-01-06
6BCE-MACH III LLC14,9002011-01-06
7BCE-MACH III LLC14,9002011-01-06
10BCE-MACH III LLC14,9002010-05-21
11BCE-MACH III LLC14,9002010-05-21
9BCE-MACH III LLC14,9002008-06-06
5BCE-MACH III LLC14,9002005-02-18
2BCE-MACH III LLC14,7001988-03-29
3BCE-MACH III LLC14,5001980-04-01