JOHNSON UNIT

Oil · District 03 · Lease #18570

Operator: TEXAS ONSHORE ENERGY, INC.

Cum Oil

16k BBL

Cum Gas

440 MCF

casinghead

Wells

1

Production

1993-01 — 2026-04

Peak Month

2012-03

Production History

Cum Oil: 16,249 BBL Cum Gas: 440 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

927 BBL/mo

Di (annual)

413.6%

b-factor

0.7

EUR

7,836 BBL

R-squared

0.809

type

hyperbolic

Operator History (from monthly production reports)

2015-09 — 2026-07 SAN DIA PRODUCING COMPANY 131 mo
2011-07 — 2015-08 TEXAS ONSHORE ENERGY, INC. 50 mo
2009-04 — 2011-06 BHEC CORPORATION 27 mo
1997-08 — 2009-03 HOLIFIELD OIL COMPANY 140 mo
1993-01 — 1997-07 PARKWAY PETROLEUM, INC. 55 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SAN DIA PRODUCING COMPANY29,2001985-01-28