LIEURANCE

Oil · District 08 · Lease #30517

Operator: THREE SPAN OIL & GAS, INC.

Fields: HAMCO (TUBB)

Cum Oil

502k BBL

Cum Gas

121k MCF

casinghead

Wells

3

Production

1993-01 — 2026-03

Peak Month

1994-09

Production History

Cum Oil: 501,971 BBL Cum Gas: 121,342 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,330 BBL/mo

Di (annual)

7.3%

b-factor

0.8

EUR

554,842 BBL

R-squared

0.878

type

hyperbolic

Operator History (from monthly production reports)

2026-04 — 2026-07 OLSEN ENERGY INC. 4 mo
2013-04 — 2026-03 THREE SPAN OIL & GAS, INC. 156 mo
1993-01 — 2013-03 BANKS, R. C. 243 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4THREE SPAN OIL & GAS, INC.14,2001986-02-10
2THREE SPAN OIL & GAS, INC.14,2001985-09-12
1THREE SPAN OIL & GAS, INC.24,2001985-06-14