< leases

HUGHES 28B

Oil · District 7C · Lease #10728

Operator: STEPHENS, AUTRY C.

Fields: SPRABERRY (TREND AREA)

Cum Oil

19k BBL

Cum Gas

364k MCF

casinghead

Wells

2

Production

1993-01 — 2023-09

Peak Month

1993-03

Production History

Cum Oil: 19,100 BBL Cum Gas: 364,061 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

81 BBL/mo

Di (annual)

3.8%

b-factor

0.0

EUR

21,788 BBL

R-squared

0.342

type

exponential

Operator History (from monthly production reports)

2025-03 — 2026-07 DE CENTRAL OPERATING, LLC 17 mo
2023-01 — 2025-02 DE IV OPERATING, LLC 26 mo
2021-06 — 2022-12 PIONEER NATURAL RES. USA, INC. 19 mo
2020-12 — 2021-05 DE3 OPERATING LLC 6 mo
2000-09 — 2020-11 ENDEAVOR ENERGY RESOURCES L.P. 243 mo
1996-08 — 2000-08 STEPHENS, AUTRY C. 49 mo
1995-03 — 1996-07 PARKER & PARSLEY DEVELOPMENT L.P 17 mo
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
242-383-33009DE CENTRAL OPERATING LLC17,5001984-04-06
142-383-32948DE CENTRAL OPERATING LLC17,5001984-02-28