ECHOLS, CARSON "B"

Oil · District 8A · Lease #66831

Operator: STEPHENS, AUTRY C.

Cum Oil

4k BBL

Cum Gas

35 MCF

casinghead

Wells

1

Production

1993-01 — 1998-11

Peak Month

1996-10

Production History

Cum Oil: 3,572 BBL Cum Gas: 35 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

127 BBL/mo

Di (annual)

130.9%

b-factor

0.0

EUR

1,155 BBL

R-squared

0.346

type

exponential

Operator History (from monthly production reports)

2000-09 — 2005-07 ENDEAVOR ENERGY RESOURCES L.P. 59 mo
1993-01 — 2000-08 STEPHENS, AUTRY C. 92 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ENDEAVOR ENERGY RESOURCES L.P.18,6001991-10-03