SPENCER "C"

Oil · District 7B · Lease #23025

Operator: STONE & WILLIAMS OIL&GAS CO.,INC

Cum Oil

48 BBL

Cum Gas

0 MCF

Wells

2

Production

1993-01 — 2010-03

Peak Month

2008-07

Production History

Cum Oil: 48 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2 BBL/mo

Di (annual)

35.5%

b-factor

0.0

EUR

18 BBL

R-squared

0.338

type

exponential

Operator History (from monthly production reports)

2020-04 — 2026-07 IRON HORSE OIL & GAS, INC. 76 mo
2010-05 — 2020-03 SCOTT OPERATING, INC. 119 mo
2008-11 — 2010-04 STONE & WILLIAMS OIL&GAS CO.,INC 18 mo
2008-06 — 2008-10 SAVANNA NATURAL RESOURCES 5 mo
1993-01 — 2008-05 EXLCO, INC. 185 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2IRON HORSE OIL & GAS INC.11,6001985-08-22
1IRON HORSE OIL & GAS INC.11,9991985-06-28