SANDERS

Oil · District 7B · Lease #4000

Operator: STOBER OIL AND GAS SERVICES, LLC

Cum Oil

32k BBL

Cum Gas

120k MCF

casinghead

Wells

4

Production

1993-01 — 2018-06

Peak Month

2007-07

Production History

Cum Oil: 31,979 BBL Cum Gas: 120,105 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

348 BBL/mo

Di (annual)

12.0%

b-factor

0.1

EUR

38,008 BBL

R-squared

0.882

type

hyperbolic

Operator History (from monthly production reports)

2019-08 — 2026-07 STOBER OIL AND GAS SERVICES, LLC 84 mo
2005-01 — 2019-07 RUSSELL BROS. OIL & GAS, INC. 175 mo
2001-10 — 2004-12 RUSSELL BROTHERS OIL & GAS 39 mo
1993-01 — 2001-09 JOHNSON, WILLIAM D. 105 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2STOBER OIL AND GAS SERVICES LLC14,4001980-02-28
4STOBER OIL AND GAS SERVICES LLC14,4001980-02-28
142-429-81091STOBER OIL AND GAS SERVICES LLC------
342-429-81091STOBER OIL AND GAS SERVICES LLC------