HUGHES 13

Oil · District 7C · Lease #3141

Operator: STEPHENS, AUTRY C.

Cum Oil

88k BBL

Cum Gas

1.3M MCF

casinghead

Wells

4

Production

1993-01 — 2026-04

Peak Month

1998-07

Production History

Cum Oil: 88,344 BBL Cum Gas: 1,250,709 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

366 BBL/mo

Di (annual)

5.7%

b-factor

0.0

EUR

73,103 BBL

R-squared

0.346

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
1993-06 — 2000-08 STEPHENS, AUTRY C. 87 mo
1993-01 — 1993-05 MWJ PRODUCING COMPANY 5 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3DIAMONDBACK E&P LLC18,3001994-11-23
4DIAMONDBACK E&P LLC18,3001994-11-23
142-383-01074DIAMONDBACK E&P LLC------
242-383-01075DIAMONDBACK E&P LLC------