HOWARD, WILLIAM -20-

Oil · District 08 · Lease #24632

Operator: STEPHENS, AUTRY C.

Cum Oil

104k BBL

Cum Gas

713k MCF

casinghead

Wells

5

Production

1993-01 — 2026-04

Peak Month

2011-07

Production History

Cum Oil: 104,448 BBL Cum Gas: 712,741 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

793 BBL/mo

Di (annual)

9.6%

b-factor

0.0

EUR

98,692 BBL

R-squared

0.500

type

exponential

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
1993-01 — 2000-08 STEPHENS, AUTRY C. 92 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3DIAMONDBACK E&P LLC112,0002010-04-14
5DIAMONDBACK E&P LLC112,0002010-04-12
4DIAMONDBACK E&P LLC112,0002010-04-05
142-173-01023DIAMONDBACK E&P LLC------
242-173-30452DIAMONDBACK E&P LLC------