STANDEFER "30"

Oil · District 08 · Lease #27022

Operator: STEPHENS, AUTRY C.

Cum Oil

70k BBL

Cum Gas

53k MCF

casinghead

Wells

2

Production

1993-01 — 2024-03

Peak Month

2004-04

Production History

Cum Oil: 70,429 BBL Cum Gas: 52,626 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

766 BBL/mo

Di (annual)

24.5%

b-factor

0.5

EUR

64,521 BBL

R-squared

0.645

type

hyperbolic

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
1994-01 — 2000-08 STEPHENS, AUTRY C. 80 mo
1993-01 — 1993-12 SNYDER OIL CORPORATION 12 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3DIAMONDBACK E&P LLC211,0002018-07-06
1DIAMONDBACK E&P LLC19,5001980-10-09