SANDERS, J.

Oil · District 7B · Lease #21028

Operator: ST. JOHNS OPERATING #1 L.P.

Cum Oil

427 BBL

Cum Gas

18 MCF

casinghead

Wells

1

Production

1993-01 — 2005-09

Peak Month

1996-12

Production History

Cum Oil: 427 BBL Cum Gas: 18 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

42 BBL/mo

Di (annual)

44.2%

b-factor

0.0

EUR

1,105 BBL

R-squared

0.669

type

exponential

Operator History (from monthly production reports)

2010-08 — 2026-07 KING ENERGY RESOURCES 192 mo
2005-08 — 2010-07 MKS NATURAL GAS COMPANY 60 mo
2002-08 — 2005-07 MKS CONSULTING CORPORATION 36 mo
2000-02 — 2002-07 ST. JOHNS OPERATING #1 L.P. 30 mo
1999-06 — 2000-01 DABB ENERGY COMPANY 8 mo
1996-05 — 1999-05 SIMPSON OIL & LAND CO. 37 mo
1993-01 — 1996-04 E.G. OPERATING 40 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ARIES OPERATING INC.13,9951984-02-15