MARTIN -15-

Oil · District 08 · Lease #23568

Operator: VALLA ENERGY CORPORATION

Cum Oil

113k BBL

Cum Gas

92k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

2000-04

Production History

Cum Oil: 112,717 BBL Cum Gas: 92,131 MCF

RRC production reported through Apr 2026 · recent months incomplete

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2000-09 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 292 mo
1997-07 — 2000-08 STEPHENS, AUTRY C. 38 mo
1996-07 — 1997-06 VALLA ENERGY CORPORATION 12 mo
1993-01 — 1996-06 RITTENHOUSE OIL & GAS CO. 42 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2DIAMONDBACK E&P LLC312,0002017-11-13
142-317-31302DIAMONDBACK E&P LLC------