SPINDLETOP HARLEY

Oil · District 05 · Lease #3777

Operator: TEXTRON SOUTHWEST L.L.C.

Cum Oil

184k BBL

Cum Gas

101k MCF

casinghead

Wells

1

Production

2004-03 — 2013-04

Peak Month

2004-04

Production History

Cum Oil: 184,131 BBL Cum Gas: 101,463 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,520 BBL/mo

Di (annual)

33.5%

b-factor

0.0

EUR

161,938 BBL

R-squared

0.392

type

exponential

Operator History (from monthly production reports)

2004-11 — 2026-07 TEXTRON SOUTHWEST INC. 261 mo
2004-03 — 2004-10 TEXTRON SOUTHWEST L.L.C. 8 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1TEXTRON SOUTHWEST L.L.C.49,8002003-12-10